{"slug":"ara-290-post-surgical-nerve","title":"ARA-290 for Post-Surgical Nerve Damage: Evidence Review","body":"## Regeneration vs degeneration — where this fits\nThe body breaks down tissue and builds it back at the same time. When breakdown outruns repair after surgery, nerves can stay damaged and signals stay active. ARA-290 is studied for the repair side of this balance in nerve tissue.\n\n## What it is\nARA-290 is a short chain of amino acids. It comes from the structure of erythropoietin but does not raise red blood cells. Research focuses on its effect on small nerve fibers and neuropathic pain after injury.\n\n## How it works\nIt binds a receptor called the innate repair receptor. Binding turns on signals that lower inflammation in nerve-support cells. It also reduces activation of NLRP3 inflammasome in Schwann cells after nerve crush. These steps are shown in rat models.\n\n## Why it would work (logic chain)\nIf nerve injury causes ongoing inflammation, then lowering that inflammation could allow regrowth signals to dominate. If regrowth signals dominate, then small nerve fiber density can rise and pain sensitivity can fall. Rat studies test this chain after surgical-type nerve cuts. Human sarcoidosis trials test the same chain in small fiber loss.\n\n## Why people take it\nPeople with ongoing nerve pain after surgery or with small fiber neuropathy look for options that target repair rather than only masking pain. They read trial summaries and animal data that show reduced allodynia and increased corneal nerve fiber density.\n\n## How many people take it\nNo public count exists. The ledger records ten Reddit posts, one X post, and one Instagram source. Human trial data cover two conditions: sarcoidosis small fiber neuropathy and type 2 diabetes neuropathy.\n\n## Evidence inventory\n32 total sources.  \n18 studies catalogued.  \n10 Reddit posts.  \n1 X post.  \n1 other anecdote source.  \nHuman claims: 2.  \nPreclinical claims: 11.  \nAnecdotal claims: 15.  \n\nHuman data come from sarcoidosis and diabetes trials. Preclinical data come from spared nerve injury, sciatic crush, and diabetic mouse models. Anecdote sources are self-reports on forums and social media.\n\n## What scientists say\nSource s2: 28 days of daily use in sarcoidosis patients improved neuropathic symptoms and raised corneal small nerve fiber density.  \nSource s3: In type 2 diabetes, neuropathic symptoms on the PainDetect scale improved and a subgroup showed higher corneal nerve fiber density.  \nSource s7: In rats with spared nerve injury, ARA-290 given on days 1, 3, 6, 8, and 10 produced dose-dependent, long-term relief of mechanical and cold pain. The effect lasted weeks after the last dose.  \nSource s22: In rats after sciatic nerve crush, ARA-290 reduced NLRP3 inflammasome activity in Schwann cells and supported functional recovery.  \nSource s6: The same spared nerve injury model showed ARA-290 prevented neuropathic pain development when started early.  \nThese studies prove short-term symptom change and some fiber density increase in the tested groups. They do not prove the same results occur after every type of surgery or in every patient.\n\n## What people say on Reddit\nSource s10: User followed the 28-day sarcoidosis protocol and reported definite benefit after 12 days with slight improvement in numbness.  \nSource s14: User at day 8 reported walking over 14,000 steps pain free after titrating to the trial amount.  \nSource s15: User said feeling started to come back in areas that had been numb.  \nSource s16: Post-surgical back patient with peripheral neuropathy started ARA-290 and reported no side effects after two injections.  \nSource s17: User after one month called it the most helpful option tried and noted significant improvement in severe neuropathy.  \nSource s18: User developed painful tingling at 2 mg and stopped; pain eased after stopping.  \nSource s19: User said pain relief was temporary and required repeated courses.  \nSource s20: User with disc-related nerve pain reported no benefit or side effects after less than one week.  \nThese posts are real user reports. They are not controlled trials.\n\n## What people say on X\nSource s21: One user stated ARA-290 is amazing for nerve pain in neck and shoulders.\n\n## What we do not know\nNo completed human trial tests ARA-290 specifically for post-surgical nerve damage. Long-term safety data beyond 28 days are absent. It is unknown whether increased corneal nerve fiber density in sarcoidosis patients predicts repair in surgical nerve injury. The 2025 rat study on NLRP3 shows one mechanism but does not confirm the same pathway works in humans after surgery. How long any reported benefit lasts after stopping is not measured in controlled settings.\n\n## Safety and limits\nSource s18 reports one case of increased painful tingling that resolved after stopping. Other Reddit users report no side effects. Human trials up to 28 days did not list major adverse events in the summaries. No long-term human safety data exist for repeated or extended use. The ledger contains no dose information.","register":"source_ledger","tags":["peptide","topic"],"category":null,"style":{},"claims":[{"id":"c1","text":"Human trials in sarcoidosis SFN showed symptom improvement and increased corneal nerve fiber density after 28 days of ARA-290.","section":"mechanism","tier":"human","source_ids":["s1","s2"],"source_status":"sourced","why_material":"Direct evidence of structural nerve fiber changes in humans"},{"id":"c2","text":"Human trial in type 2 diabetes neuropathy showed improved neuropathic symptoms and CNFD increase in subgroup.","section":"what_is_known","tier":"human","source_ids":["s3"],"source_status":"sourced","why_material":"Additional human data on symptom and structural outcomes"},{"id":"c3","text":"No human trials have tested ARA-290 in post-surgical nerve damage.","section":"what_is_unknown","tier":"speculative","source_ids":["s4"],"source_status":"sourced","why_material":"Clarifies evidence gap for the target population"},{"id":"c4","text":"Rat models of sciatic nerve injury show reduced allodynia and nerve repair effects with ARA-290.","section":"what_is_known","tier":"mechanistic","source_ids":["s5"],"source_status":"sourced","why_material":"Provides mechanistic mapping to surgical injury models"},{"id":"c5","text":"ARA-290 activates IRR to promote anti-inflammatory and repair pathways rather than symptomatic pain masking.","section":"mechanism","tier":"human","source_ids":["s1"],"source_status":"sourced","why_material":"Distinguishes repair mechanism from suppression"},{"id":"c6","text":"Commercial vendors and clinics market this compound (9 commercial/clinic sources catalogued) — marketing material, not evidence.","section":"what_is_known","tier":"human","source_ids":["s6","s24","s26","s27","s28","s29","s30","s1","s8"],"source_status":"sourced","why_material":"Collapsed 13 duplicate marketing claims"},{"id":"c7","text":"Details dose-dependent long-term relief of neuropathic pain in spared nerve injury rat model.","section":"what_is_known","tier":"preclinical","source_ids":["s7"],"source_status":"sourced","why_material":"Materialized from orphan source s7 by ledger repair"},{"id":"c8","text":"Ongoing or completed trial on ARA 290 for sarcoid-associated small fiber neuropathy and nerve fiber regeneration.","section":"what_is_known","tier":"human","source_ids":["s8"],"source_status":"sourced","why_material":"Materialized from orphan source s8 by ledger repair"},{"id":"c9","text":"Shows ARA290 benefits in diabetic neuropathy model, relevant to nerve damage repair.","section":"what_is_known","tier":"preclinical","source_ids":["s9"],"source_status":"sourced","why_material":"Materialized from orphan source s9 by ledger repair"},{"id":"c10","text":"User anecdote of self-experimenting with ARA-290 for SFN/neuropathy, reporting symptom improvement and nerve healing hints.","section":"who_claims_what","tier":"anecdotal","source_ids":["s10"],"source_status":"sourced","why_material":"Materialized from orphan source s10 by ledger repair"},{"id":"c11","text":"Reddit discussion thread with user experiences trying ARA-290 for neuropathy symptoms.","section":"who_claims_what","tier":"anecdotal","source_ids":["s11"],"source_status":"sourced","why_material":"Materialized from orphan source s11 by ledger repair"},{"id":"c12","text":"2024 review detailing EPO, ARA290, and CHBP mechanisms and protective effects in peripheral nerve injury models, noting ARA290's neuroprotective role despite short half-life limitations.","section":"what_is_known","tier":"human","source_ids":["s12"],"source_status":"sourced","why_material":"Materialized from orphan source s12 by ledger repair"},{"id":"c13","text":"Blog post discussing ARA-290 for peripheral nerve regeneration, including post-surgical nerve damage recovery in combination with BPC-157.","section":"what_is_known","tier":"speculative","source_ids":["s13"],"source_status":"sourced","why_material":"Materialized from orphan source s13 by ledger repair"},{"id":"c14","text":"User anecdote reporting significant pain relief and improved mobility from ARA-290 for chronic neuropathy symptoms after 8 days of use.","section":"who_claims_what","tier":"anecdotal","source_ids":["s14"],"source_status":"sourced","why_material":"Materialized from orphan source s14 by ledger repair"},{"id":"c15","text":"Anecdotal report of temporary symptom improvement (tingling, temperature awareness) from short-term ARA-290 use for suspected small fiber neuropathy.","section":"who_claims_what","tier":"anecdotal","source_ids":["s15"],"source_status":"sourced","why_material":"Materialized from orphan source s15 by ledger repair"},{"id":"c16","text":"Post-surgical (back surgery) neuropathy patient reports starting ARA-290 protocol with no side effects so far and optimism based on studies.","section":"who_claims_what","tier":"anecdotal","source_ids":["s16"],"source_status":"sourced","why_material":"Materialized from orphan source s16 by ledger repair"},{"id":"c17","text":"Positive user report of significant improvement in severe neuropathy after 1 month of ARA-290.","section":"who_claims_what","tier":"anecdotal","source_ids":["s17"],"source_status":"sourced","why_material":"Materialized from orphan source s17 by ledger repair"},{"id":"c18","text":"Negative experience: painful tingling side effect leading to stopping ARA-290; pain subsided after discontinuation.","section":"who_claims_what","tier":"anecdotal","source_ids":["s18"],"source_status":"sourced","why_material":"Materialized from orphan source s18 by ledger repair"},{"id":"c19","text":"User reports temporary pain relief from ARA-290 requiring ongoing use.","section":"who_claims_what","tier":"anecdotal","source_ids":["s19"],"source_status":"sourced","why_material":"Materialized from orphan source s19 by ledger repair"},{"id":"c20","text":"User with post-disc herniation (surgical context implied) nerve pain reports no benefits or side effects after short use of ARA-290; planning longer cycle.","section":"who_claims_what","tier":"anecdotal","source_ids":["s20"],"source_status":"sourced","why_material":"Materialized from orphan source s20 by ledger repair"},{"id":"c21","text":"Positive anecdotal report of ARA-290 helping nerve pain in neck and shoulders.","section":"who_claims_what","tier":"anecdotal","source_ids":["s21"],"source_status":"sourced","why_material":"Materialized from orphan source s21 by ledger repair"},{"id":"c22","text":"2025 study showing ARA290 (and EPO) inhibits NLRP3 inflammasome in Schwann cells post-sciatic nerve crush injury in rats, promoting repair and functional recovery.","section":"mechanism","tier":"preclinical","source_ids":["s22"],"source_status":"sourced","why_material":"Materialized from orphan source s22 by ledger repair"},{"id":"c23","text":"Research article on rat sciatic nerve crush model (relevant to post-injury/surgical nerve damage); ARA290 reduces early inflammation via NLRP3 inhibition in Schwann cells, aiding regeneration.","section":"mechanism","tier":"speculative","source_ids":["s23"],"source_status":"sourced","why_material":"Materialized from orphan source s23 by ledger repair"},{"id":"c25","text":"2016 review discussing ARA290 (targeting innate repair receptor) in post-surgical neuropathic pain models like spared nerve injury (SNI) and sciatic nerve injury, showing long-term relief of allodynia.","section":"mechanism","tier":"speculative","source_ids":["s25"],"source_status":"sourced","why_material":"Materialized from orphan source s25 by ledger repair"},{"id":"c31","text":"Blog post on ARA-290 for peripheral nerve damage including injury-related, referencing sarcoidosis studies.","section":"what_is_known","tier":"human","source_ids":["s31"],"source_status":"sourced","why_material":"Materialized from orphan source s31 by ledger repair"},{"id":"c32","text":"Instagram reel by foot/ankle surgeon recommending ARA-290 specifically for post-operative nerve pain and nerve injury.","section":"who_claims_what","tier":"anecdotal","source_ids":["s32"],"source_status":"sourced","why_material":"Materialized from orphan source s32 by ledger repair"},{"id":"c37","text":"Not medical advice. Tier-honest research catalogue only — consult qualified healthcare professionals for personal health decisions.","section":"disclaimer","tier":"human","source_ids":[],"source_status":"unsourced","why_material":"Required constitution slot: disclaimer"},{"id":"c39","text":"Anecdotal reports of ARA-290's effectiveness come from various individuals on platforms like Reddit.","section":"who_claims_what","tier":"anecdotal","source_ids":["s10"],"source_status":"sourced","why_material":"Identifying the source of anecdotal claims is important for transparency and to understand the nature of the evidence provided by such claims."},{"id":"c40","text":"While the study mentioned in claim c1 shows increased corneal nerve fiber density, it does not necessarily imply direct nerve repair in the context of post-surgical nerve damage, as the study was conducted in sarcoidosis patients, which may have different underlying mechanisms.","section":"Challenge","tier":"mechanistic","source_ids":[],"source_status":"unsourced","why_material":"This counter-evidence challenges the direct applicability of the findings from claim c1 to the context of post-surgical nerve damage, highlighting the need for more specific evidence in the surgical context."},{"id":"c41","text":"There is a lack of data on the comparative efficacy of ARA-290 against standard treatments for post-surgical nerve damage.","section":"what_is_unknown","tier":"human","source_ids":["s1"],"source_status":"sourced","why_material":"This claim addresses a specific gap in knowledge regarding the comparative effectiveness of ARA-290, which is important for understanding its potential role in clinical practice."},{"id":"c42","text":"Anecdotal reports from patients on online forums suggest ARA-290 may provide relief for post-surgical nerve pain, but these are not systematically collected or verified.","section":"who_claims_what","tier":"anecdotal","source_ids":["s10"],"source_status":"sourced","why_material":"This claim fills the slot for anecdotal claims, acknowledging the existence of patient experiences that are not part of formal clinical studies."},{"id":"c43","text":"While the human trial mentioned in claim c2 showed improved neuropathic symptoms and CNFD increase in a subgroup, the applicability of these findings to post-surgical nerve damage specifically is uncertain due to differences in patient populations and study context.","section":"Challenge","tier":"mechanistic","source_ids":[],"source_status":"unsourced","why_material":"This counter-evidence challenges the direct applicability of the findings from claim c2 to the context of post-surgical nerve damage, highlighting the need for more specific evidence in the surgical context."},{"id":"c44","text":"A Reddit user provides their personal assessment regarding the effectiveness of ARA-290.","section":"who_claims_what","tier":"anecdotal","source_ids":["s10"],"source_status":"sourced","why_material":"Captures an additional anecdotal perspective from the provided sources, fulfilling the instruction to 'Name who claims what from anecdotes if missing.'"},{"id":"c46","text":"Positive anecdotal report of significant nerve damage area reduction and symptom improvement from ARA-290 use post-vein ablation procedure (saphenous nerve axonal damage).","section":"who_claims_what","tier":"anecdotal","source_ids":["s33"],"source_status":"sourced","why_material":"Materialized from orphan source s33 by ledger repair"},{"id":"c47","text":"Negative user experience reporting no pain relief or symptom improvement after 14 days of ARA-290 (user continued briefly but later discontinued without benefit).","section":"who_claims_what","tier":"anecdotal","source_ids":["s34"],"source_status":"sourced","why_material":"Materialized from orphan source s34 by ledger repair"},{"id":"c_map_ara-290-post-surgical-ne","text":"Combinatorial mapping (transparent): ara-290 vs post-surgical-nerve — regen=0.888, degen=0.83, Δ=0.057. Method: layer_relevance(0.95) × evidence_factor(0.85); catalog.degen_score for Post-surgical nerve injury.","section":"what_is_known","tier":"system","source_ids":[],"source_status":"unsourced"},{"id":"c48","text":"User reports no effect from 4mg/day ARA-290 for 8 weeks on neuropathy (anecdotal, not advice). Another similar negative report for 60 days.","section":"who_claims_what","tier":"anecdotal","source_ids":["s35"],"source_status":"sourced","why_material":"Materialized from orphan source s35 by ledger repair"},{"id":"c49","text":"User tried ARA290 but stopped due to insufficient relief and cost (anecdotal, not advice).","section":"who_claims_what","tier":"anecdotal","source_ids":["s36"],"source_status":"sourced","why_material":"Materialized from orphan source s36 by ledger repair"},{"id":"c50","text":"Mixed anecdotal outcome: limited overall effect from 2 months ARA290 but some reduction in nerve overfiring symptoms (anecdotal, not advice).","section":"who_claims_what","tier":"anecdotal","source_ids":["s37"],"source_status":"sourced","why_material":"Materialized from orphan source s37 by ledger repair"},{"id":"c51","text":"Positive anecdotal report of ARA-290 helping post-back surgery nerve issues (anecdotal, not advice).","section":"who_claims_what","tier":"anecdotal","source_ids":["s38"],"source_status":"sourced","why_material":"Materialized from orphan source s38 by ledger repair"},{"id":"c52","text":"Anecdotal dosing and stacking advice for nerve repair (anecdotal, not advice).","section":"who_claims_what","tier":"anecdotal","source_ids":["s39"],"source_status":"sourced","why_material":"Materialized from orphan source s39 by ledger repair"},{"id":"c53","text":"Positive anecdotal report on ARA-290 for nerve repair and inflammation (anecdotal, not advice).","section":"who_claims_what","tier":"anecdotal","source_ids":["s40"],"source_status":"sourced","why_material":"Materialized from orphan source s40 by ledger repair"},{"id":"c54","text":"User reports trying 4mg daily ARA-290 (anecdotal) with uncertain effects on neuropathy alongside other treatments; no clear positive or negative outcome detailed for post-surgical nerve issues.","section":"who_claims_what","tier":"anecdotal","source_ids":["s41"],"source_status":"sourced","why_material":"Materialized from orphan source s41 by ledger repair"},{"id":"c55","text":"Anecdotal comment on ARA-290 for SFN/EM (related nerve pain): temporary relief in some, loses efficacy, best for central sensitization; suggests short trial from peptide sources (anecdotal, not advice).","section":"who_claims_what","tier":"anecdotal","source_ids":["s42"],"source_status":"sourced","why_material":"Materialized from orphan source s42 by ledger repair"},{"id":"c56","text":"Discussion of ARA-290 for neuropathic pain including potential nerve support; general positive research mention but no specific user outcomes or post-surgical anecdotes here.","section":"who_claims_what","tier":"anecdotal","source_ids":["s43"],"source_status":"sourced","why_material":"Materialized from orphan source s43 by ledger repair"},{"id":"c57","text":"User considering ARA-290 for personal nerve damage (anecdotal intent); no outcome reported.","section":"who_claims_what","tier":"anecdotal","source_ids":["s44"],"source_status":"sourced","why_material":"Materialized from orphan source s44 by ledger repair"},{"id":"c58","text":"ARA-290 for Post-Surgical Nerve Damage: Evidence Review is catalogued in this miscsubjects ledger as a tier-honest evidence graph (claims + hash-chained sources). This page summarizes what is claimed in the literature and online about the topic — not clinical recommendations.","section":"what_it_is","tier":"system","source_ids":[],"source_status":"unsourced","why_material":"Required constitution slot: what_it_is"},{"id":"c59","text":"Hash-chained sources verify integrity, not clinical truth. Evidence mix is predominantly preclinical and anecdotal; human data are sparse. No dosing, protocol, or treatment recommendations — catalogue only.","section":"limitations","tier":"mechanistic","source_ids":[],"source_status":"unsourced","why_material":"Required constitution slot: limitations"}],"sources":[{"id":"s1","type":"pubmed","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC5741312/","title":"Targeting the innate repair receptor to treat neuropathy","quote":"In patients with sarcoidosis, ARA290 significantly improved neuropathic and autonomic symptoms... In addition, ARA290 treatment for 28 days initiated a regrowth of small nerve fibers in the cornea...","summary":"Review summarizing human sarcoidosis and T2D trials plus preclinical data.","claim_ids":["c1","c5","c41","c6"]},{"id":"s2","type":"pubmed","url":"https://pubmed.ncbi.nlm.nih.gov/24136731/","title":"ARA 290 improves symptoms in patients with sarcoidosis-associated small nerve fiber loss and increases corneal nerve fiber density","quote":"28 d of daily subcutaneous administration of ARA 290... significantly improves neuropathic symptoms... significant increase in corneal small nerve fiber density","summary":"Primary sarcoidosis SFN trial results.","claim_ids":["c1"]},{"id":"s3","type":"pubmed","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC4365069/","title":"ARA 290... Improves Metabolic Control and Neuropathic Symptoms in Patients with Type 2 Diabetes","quote":"Neuropathic symptoms as assessed by the PainDetect questionnaire improved significantly... subjects with a mean CNFD >1 standard deviation from normal showed a significant increase in CNFD","summary":"T2D neuropathy phase 2 trial.","claim_ids":["c2"]},{"id":"s4","type":"other","url":"https://www.truehealwellness.com/peptides-research/ara-290","title":"ARA-290: Neuropathic Pain & Nerve Repair","quote":"For post-surgical nerve pain, the rationale is preclinical (an animal surgical-nerve-injury study); no human trial has tested it.","summary":"Explicit statement of evidence gap.","claim_ids":["c3"]},{"id":"s5","type":"pubmed","url":"https://pubmed.ncbi.nlm.nih.gov/25549226/","title":"Discovery of a master regulator of injury and healing","quote":"ARA 290 has effective and prolonged (up to 20 weeks) anti-allodynic effects... after nerve injury","summary":"Preclinical nerve injury models referenced.","claim_ids":["c4"]},{"id":"s6","type":"pubmed","url":"https://pubmed.ncbi.nlm.nih.gov/21873879/","title":"ARA290, a peptide derived from the tertiary structure of erythropoietin, produces long-term relief of neuropathic pain coupled with suppression of the spinal microglia response","quote":"ARA290 is a promising new drug in the prevention of peripheral nerve injury -induced neuropathic pain in humans.","summary":"Preclinical study on spared nerve injury (post-surgical model) showing ARA290 prevents and relieves neuropathic pain long-term.","author":"","publisher":"","date":"","claim_ids":["c6"]},{"id":"s7","type":"pubmed","url":"https://pubmed.ncbi.nlm.nih.gov/24529189/","title":"ARA 290, a peptide derived from the tertiary structure of erythropoietin, produces long-term relief of neuropathic pain coupled with suppression of the spinal microglia response","quote":"Following a spared nerve injury in rats, vehicle or ARA290 (administered in either one of 4 doses: 3, 10, 30 and 60 μg/kg) was administered on days 1, 3, 6, 8 and 10.","summary":"Details dose-dependent long-term relief of neuropathic pain in spared nerve injury rat model.","author":"","publisher":"","date":"","claim_ids":["c7"]},{"id":"s8","type":"clinical_trial","url":"https://clinicaltrials.gov/study/NCT02039687","title":"Study of Efficacy of ARA 290 on Corneal Nerve Fiber Abundance in Patients With Sarcoidosis","quote":"The purpose of this study is to determine whether ARA 290 , a new class of compound, is effective in the treatment of the neuropathic symptoms of sarcoidosis ...","summary":"Ongoing or completed trial on ARA 290 for sarcoid-associated small fiber neuropathy and nerve fiber regeneration.","author":"","publisher":"","date":"","claim_ids":["c8","c6"]},{"id":"s9","type":"pubmed","url":"https://pubmed.ncbi.nlm.nih.gov/23262243/","title":"The erythropoietin-derived peptide ARA290 reverses established neuritic dystrophy in Akita (Ins2Akita) diabetic mouse sympathetic ganglia","quote":"ARA290 may be beneficial in the treatment of neuropathic pain symptoms where signs of nerve injury are absent on clinical assessment.","summary":"Shows ARA290 benefits in diabetic neuropathy model, relevant to nerve damage repair.","author":"","publisher":"","date":"","claim_ids":["c9"]},{"id":"s10","type":"reddit","url":"https://www.reddit.com/r/smallfiberneuropathy/comments/v44s3q/effectiveness_of_ara290my_assessment/","title":"Effectiveness of ARA-290...My Assessment","quote":"I followed the clinical phase II protocol from 2017. 28 days, 4mg/day... Definite benefit, although it took12 days for it to start working... Slight improvement in numbness.","summary":"User anecdote of self-experimenting with ARA-290 for SFN/neuropathy, reporting symptom improvement and nerve healing hints.","author":"","publisher":"","date":"","claim_ids":["c10","c39","c42","c44"]},{"id":"s11","type":"reddit","url":"https://www.reddit.com/r/neuropathy/comments/1o33123/peptide_ara290/","title":"Peptide ARA-290","quote":"Has anyone tried the peptide ARA-290. It has clinical evidence of helping to slow or stop neuropathy and allow nerves to heal.","summary":"Reddit discussion thread with user experiences trying ARA-290 for neuropathy symptoms.","author":"","publisher":"","date":"","claim_ids":["c11"]},{"id":"s12","type":"review","url":"https://www.sciencedirect.com/science/article/abs/pii/S1567576924009731","title":"The protective effect of erythropoietin and its novel derived peptides in peripheral nerve injury","quote":"This review summarizes for the first time the role of ARA290 and CHBP, derivatives of EPO in peripheral nerve injury.","summary":"2024 review detailing EPO, ARA290, and CHBP mechanisms and protective effects in peripheral nerve injury models, noting ARA290's neuroprotective role despite short half-life limitations.","author":"","publisher":"","date":"","claim_ids":["c12"]},{"id":"s13","type":"medical","url":"https://alphacarbonlabs.com/blog/peripheral-nerve-regeneration-the-synergistic-potential-of-ara-290-and-bpc-157-in-neuropathic-research","title":"Healing Nerve Damage: ARA-290 and BPC-157","quote":"Post-Surgical Recovery. Surgery inevitably cuts through nerves.","summary":"Blog post discussing ARA-290 for peripheral nerve regeneration, including post-surgical nerve damage recovery in combination with BPC-157.","author":"","publisher":"","date":"","claim_ids":["c13"]},{"id":"s14","type":"reddit","url":"https://www.reddit.com/r/neuropathy/comments/1tncdyo/ara290_peptide_and_rebuilder_2407_have_changed_my/","title":"ARA290 peptide AND Rebuilder 2407 have changed my life!","quote":"I am at 8 days of the ARA290 peptide and have titrated up to the 4 mg used in the human trials. ... Yesterday was by FAR the best day of the past 15 months! I walked over 14,000 steps pain free!","summary":"User anecdote reporting significant pain relief and improved mobility from ARA-290 for chronic neuropathy symptoms after 8 days of use.","author":"","publisher":"","date":"","claim_ids":["c14"]},{"id":"s15","type":"reddit","url":"https://www.reddit.com/r/smallfiberneuropathy/comments/1ce0ub5/do_i_have_sfn_ara290_helped/","title":"Do I have SFN? ARA-290 helped","quote":"I tried the peptide ARA-290 because it was supposed to help with nerve re-growth. It was amazing! Feeling started to come back...","summary":"Anecdotal report of temporary symptom improvement (tingling, temperature awareness) from short-term ARA-290 use for suspected small fiber neuropathy.","author":"","publisher":"","date":"","claim_ids":["c15"]},{"id":"s16","type":"reddit","url":"https://www.reddit.com/r/neuropathy/comments/hreepv/ara290_peptide_any_experience_reports/","title":"ARA-290 peptide — any experience reports?","quote":"I am 55 years old ... I had L5/S1 anterior back surgery about 4 yrs ago. Unfortunately, one of the side effects to my surgery was the potential non-diabetic peripheral neuropathy which I ended up getting. ... I started doing research and I learned about ARA 290 which I purchased through Peptides Sciences ... I'm on my second shot so far so perhaps it's too soon to opine. ... So far so good! ... I have no side effects, such as headaches, itchiness on the injection site or any ","summary":"Post-surgical (back surgery) neuropathy patient reports starting ARA-290 protocol with no side effects so far and optimism based on studies.","author":"","publisher":"","date":"","claim_ids":["c16"]},{"id":"s17","type":"reddit","url":"https://www.reddit.com/r/neuropathy/comments/hreepv/ara290_peptide_any_experience_reports/","title":"ARA-290 peptide — any experience reports?","quote":"I am almost done with a month of ara 290. ... It’s not cheap. I have seen really great results. My neuropathy was very bad and it has improved significantly. I have tried almost everything and this was the most helpful by far. Whether it lasts I’ll have to see.","summary":"Positive user report of significant improvement in severe neuropathy after 1 month of ARA-290.","author":"","publisher":"","date":"","claim_ids":["c17"]},{"id":"s18","type":"reddit","url":"https://www.reddit.com/r/neuropathy/comments/hreepv/ara290_peptide_any_experience_reports/","title":"ARA-290 peptide — any experience reports?","quote":"I began last week at .5 mg, then 1, then 2, then 3 and finally 4 mg. ... I quickly developed painful tingling around the outside of both feet at 2 mg. Those last 3 days were very painful. ... I have been off the peptide for 2 days now and the pain is mostly gone.","summary":"Negative experience: painful tingling side effect leading to stopping ARA-290; pain subsided after discontinuation.","author":"","publisher":"","date":"","claim_ids":["c18"]},{"id":"s19","type":"reddit","url":"https://www.reddit.com/r/smallfiberneuropathy/comments/vlbxty/ara290_for_neuropathic_pain/","title":"ARA-290 for Neuropathic Pain","quote":"I’ve taken it it helps with pain but it’s temporary. You have to keep doing it from time to time at least and it’s expensive.","summary":"User reports temporary pain relief from ARA-290 requiring ongoing use.","author":"","publisher":"","date":"","claim_ids":["c19"]},{"id":"s20","type":"reddit","url":"https://www.reddit.com/r/neuropathy/comments/1tvw5x6/ara290_disc_herniaton_nerve_pain/","title":"ARA-290 Disc Herniaton & Nerve Pain","quote":"I’ve been dealing with pretty annoying nerve pain from a herniated disc at C6–C7 ... I’ve started ARA-290 ... UPDATE (07.06.2026) I had to take 2 days off from it as I was abroad ... I was on it for less than a week and didn't notice any benefits nor side effects.","summary":"User with post-disc herniation (surgical context implied) nerve pain reports no benefits or side effects after short use of ARA-290; planning longer cycle.","author":"","publisher":"","date":"","claim_ids":["c20"]},{"id":"s21","type":"x","url":"https://x.com/RickWingfield5/status/2070195807316246840","title":"X post on ARA-290 for nerve pain","quote":"PEG-MGF has been incredible with healing my mid sixties muscles and ARA-290 is amazing for nerve pain in neck and shoulders.","summary":"Positive anecdotal report of ARA-290 helping nerve pain in neck and shoulders.","author":"","publisher":"","date":"","claim_ids":["c21"]},{"id":"s22","type":"pubmed","url":"https://pubmed.ncbi.nlm.nih.gov/40216181/","title":"ARA290, an alternative of erythropoietin, inhibits activation of NLRP3 inflammasome in schwann cells after sciatic nerve injury","quote":"EPO and ARA290 promote repair and regeneration by inhibiting the activation of NLRP3 inflammasome after sciatic nerve injury.","summary":"2025 study showing ARA290 (and EPO) inhibits NLRP3 inflammasome in Schwann cells post-sciatic nerve crush injury in rats, promoting repair and functional recovery.","author":"","publisher":"","date":"","claim_ids":["c22"]},{"id":"s23","type":"medical","url":"https://www.sciencedirect.com/science/article/abs/pii/S0014299925003644","title":"ARA290, an alternative of erythropoietin, inhibits activation of NLRP3 inflammasome in schwann cells after sciatic nerve injury","quote":"In our study, we demonstrated that both EPO and pyroglutamic acid helix B surface peptide (pHBSP, also known as ARA290) inhibit the early inflammatory response and promote functional recovery after sciatic nerve crush injury in rat models.","summary":"Research article on rat sciatic nerve crush model (relevant to post-injury/surgical nerve damage); ARA290 reduces early inflammation via NLRP3 inhibition in Schwann cells, aiding regeneration.","author":"","publisher":"","date":"","claim_ids":["c23"]},{"id":"s24","type":"reddit","url":"https://www.reddit.com/r/IonPeptideGuide/comments/1s0nyps/ara290_quick_guide_the_erythropoietinderived/","title":"ARA-290 Quick Guide: The Erythropoietin-Derived Peptide Targeting Neuropathic Pain and Tissue Protection","quote":"It has entered Phase I and Phase II human clinical trials for neuropathic pain (specifically in sarcoidosis patients), diabetic neuropathy, and critical limb ischemia","summary":"Detailed user guide post discussing ARA-290 mechanisms, clinical trial history, dosing, and nerve repair potential (anecdotal/educational context).","author":"","publisher":"","date":"","claim_ids":["c6"]},{"id":"s25","type":"review","url":"https://journals.lww.com/painrpts/fulltext/2016/08000/targeting_the_innate_repair_receptor_to_treat.2.aspx","title":"Targeting the innate repair receptor to treat neuropathy","quote":"After sciatic nerve injury, ARA290 produced a rapid and long-term relief of mechanical and cold allodynia in normal mice, but not in animals with a β-common receptor knockout phenotype. ... We tested ARA290 in the spared nerve injury (SNI) model in mice and rats. ... Animals were sham operated (blue) or received SNI and vehicle (grey) or SNI and 60 µg/kg ARA290 (red), both administered on days 1, 3, 6, 8, and 10 postsurgery (*P* < 0.0001 compared with vehicle).","summary":"2016 review discussing ARA290 (targeting innate repair receptor) in post-surgical neuropathic pain models like spared nerve injury (SNI) and sciatic nerve injury, showing long-term relief of allodynia.","author":"","publisher":"","date":"","claim_ids":["c25"]},{"id":"s26","type":"medical","url":"https://peptidefox.com/content/ara-290","title":"ARA-290 (Cibinetide): An EPO-Derived 11-Amino-Acid Peptide","quote":"The reason to think it would help here is preclinical. The closest evidence is a rat study of a surgical nerve injury, where ARA-290 relieved touch and cold hypersensitivity and the effect vanished without the receptor. ... Could ARA-290 help lingering nerve pain after surgery, like after an ACL reconstruction? Possibly, if the pain is genuinely from a nerve (tingling, touch sensitivity), which is common after knee surgery. But be clear on the evidence: the reason to expect b","summary":"Medical overview noting preclinical evidence from surgical nerve injury rat models (e.g., SNI) for potential post-surgical nerve pain relief, while noting lack of human post-surgical trials.","author":"","publisher":"","date":"","claim_ids":["c6"]},{"id":"s27","type":"medical","url":"https://mindbodyneurology.com/ara-290-peptide-neuropathy/","title":"ARA 290 Peptide for Neuropathy and Neurodegeneration","quote":"A 2025 study using an ARA 290 microneedle patch in a diabetic peripheral neuropathy rat model showed relief of mechanical pain and improved nerve structure... Several key studies focus on ARA 290 in this group. ... A randomized, double-blind pilot trial in sarcoidosis with SFN symptoms...","summary":"2025 article summarizing ARA-290 evidence including a new 2025 rat study on microneedle delivery for neuropathy and referencing surgical/preclinical models indirectly via broader neuropathy data.","author":"","publisher":"","date":"","claim_ids":["c6"]},{"id":"s28","type":"other","url":"https://www.renewyouth.com/ara-290-a-new-frontier-in-pain-relief-and-healing/","title":"ARA 290: A New Frontier in Pain Relief and Healing","quote":"Neuropathic Pain: This type of pain is caused by nerve damage... Research suggests ARA 290 can reduce these painful sensations... Small Fiber Neuropathy: ... ARA 290 may help to repair these small nerve fibers...","summary":"2025 clinic/blog post on ARA-290 for neuropathic pain and small fiber neuropathy from nerve damage (context includes post-surgical potential).","author":"","publisher":"","date":"","claim_ids":["c6"]},{"id":"s29","type":"medical","url":"https://www.paragonsportsmedicine.com/peptides/ara-290","title":"ARA-290 Peptide | Inflammation & Nerve Support","quote":"The peptide has gained significant attention in regenerative medicine and neurology due to its demonstrated efficacy in treating diabetic neuropathy, chronic neuropathic pain, and inflammatory conditions through its unique mechanism of promoting neural repair and reducing inflammation. ... Application Diabetic Neuropathy Neuropathic Pain","summary":"Clinic medical resource on ARA-290 mechanisms and applications for neuropathic pain and nerve regeneration.","author":"","publisher":"","date":"","claim_ids":["c6"]},{"id":"s30","type":"review","url":"https://superpower.com/guides/ara-290","title":"ARA-290 (Cibinetide): An EPO-Derived 11-Amino-Acid Peptide Targeting the Innate Repair Receptor","quote":"Phase II RCTs in sarcoidosis patients showed a placebo-corrected increase in corneal nerve fiber area of 697 μm²/mm² at day 28, but no Phase III trials were completed before Araim Pharmaceuticals closed.","summary":"2026 review of ARA-290 evidence for neuropathic pain and nerve regeneration in SFN and diabetes; discusses preclinical nerve injury models and lack of further trials.","author":"","publisher":"","date":"","claim_ids":["c6"]},{"id":"s31","type":"medical","url":"https://preferredregen.com/blog/benefits-of-ara290-peptide-a-simple-guide","title":"Benefits of ARA290 Peptide: A Simple Guide","quote":"ARA-290 has shown promise in helping with broader peripheral nerve damage recovery. For example, in a study on patients with sarcoidosis, a condition that can cause small fiber neuropathy, ARA-290 treatment significantly improved neuropathic symptoms and quality of life. This suggests its healing properties can be applied to various forms of nerve damage, including those from a sports injury.","summary":"Blog post on ARA-290 for peripheral nerve damage including injury-related, referencing sarcoidosis studies.","author":"","publisher":"","date":"","claim_ids":["c31"]},{"id":"s32","type":"instagram","url":"https://www.instagram.com/reel/DTadVV3j11t/","title":"Nerve pain treatment is also possible with peptides. ARA-290","quote":"ARA-290 is an excellent treatment for patients with nerve pain such as neuropathy, tarsal tunnel, nerve injury or post operative nerve pain.","summary":"Instagram reel by foot/ankle surgeon recommending ARA-290 specifically for post-operative nerve pain and nerve injury.","author":"","publisher":"","date":"","claim_ids":["c32"]},{"id":"s33","type":"reddit","url":"https://www.reddit.com/r/Biohackers/comments/1p2887b/anybody_try_ara290_peptide_for_nerve_damage/","title":"Anybody try ARA-290 peptide for nerve damage?","quote":"I've been using ARA-290 for saphenous nerve damage for 2 months. It's amazing. The nerve damage happened when I had thermal vein ablation in early June 2025. ... The boundaries of my nerve damage have shrunk several inches! In the first few weeks, it shrunk more than it had in the 6 months between the initial damage and when I started ARA-290. ... I am 100% certain that ARA-290 is responsible for my experience of several inches of recovery in mere weeks after the preceding 6 ","summary":"Positive anecdotal report of significant nerve damage area reduction and symptom improvement from ARA-290 use post-vein ablation procedure (saphenous nerve axonal damage).","author":"","publisher":"","date":"","claim_ids":["c46"]},{"id":"s34","type":"reddit","url":"https://www.reddit.com/r/smallfiberneuropathy/comments/zy6z6u/ara_290_14_days_in_no_relief/","title":"ARA 290 14 days in, no relief.","quote":"14 days into ARA 290 and zero relief. Losing my mind in pain. Home bound/bed bound for years now.","summary":"Negative user experience reporting no pain relief or symptom improvement after 14 days of ARA-290 (user continued briefly but later discontinued without benefit).","author":"","publisher":"","date":"","claim_ids":["c47"]},{"id":"s35","type":"reddit","url":"https://www.reddit.com/r/neuropathy/comments/1uavvbs/ara290_whats_your_experience/","title":"ARA-290, whats your experience?","quote":"I took 4 units daily for 8 weeks, didn't do anything for my neuropathy!","summary":"User reports no effect from 4mg/day ARA-290 for 8 weeks on neuropathy (anecdotal, not advice). Another similar negative report for 60 days.","author":"","publisher":"","date":"","claim_ids":["c48"]},{"id":"s36","type":"reddit","url":"https://www.reddit.com/r/neuropathy/comments/1mcbbkb/ara290/","title":"ARA290","quote":"Expensive. I didn’t go as full strength as some of the studies you will find out there, but I didn’t see enough relief to continue.","summary":"User tried ARA290 but stopped due to insufficient relief and cost (anecdotal, not advice).","author":"","publisher":"","date":"","claim_ids":["c49"]},{"id":"s37","type":"reddit","url":"https://www.reddit.com/r/smallfiberneuropathy/comments/1plukvn/bpc157/","title":"BPC157","quote":"Hey so I did two months of ARA290 and I didn’t really notice too much from that, but one thing I will say is my internal “cracking” from overfiring nerves in my fingers when bend my fingers backward went away. Could be from the ARA.","summary":"Mixed anecdotal outcome: limited overall effect from 2 months ARA290 but some reduction in nerve overfiring symptoms (anecdotal, not advice).","author":"","publisher":"","date":"","claim_ids":["c50"]},{"id":"s38","type":"x","url":"https://x.com/RickWingfield5/status/2070209027057864822","title":"X post about back surgery and ARA-290","quote":"Back surgery 20 years ago Fused disc's and doing great with the ARA 290.","summary":"Positive anecdotal report of ARA-290 helping post-back surgery nerve issues (anecdotal, not advice).","author":"","publisher":"","date":"","claim_ids":["c51"]},{"id":"s39","type":"x","url":"https://x.com/itsjoshkade/status/2068423897226387940","title":"X post on running ARA-290","quote":"what I learned running ARA-290 (Cibinetide): 1. 1mg won't do shit. minimum 2-4mg sub-q daily. 2. don't expect results before 3-4 weeks. it builds. 3. pairs hard with BPC-157 + TB-500 for nerve repair.","summary":"Anecdotal dosing and stacking advice for nerve repair (anecdotal, not advice).","author":"","publisher":"","date":"","claim_ids":["c52"]},{"id":"s40","type":"x","url":"https://x.com/CoachMattFit/status/2067657277365174754","title":"X post personal experience ARA-290","quote":"🩹 ARA-290 Peps 🔬 My personal experience! ARA helps reduce inflammation, support nerve repair, and improve recovery. Best paired with BPC-157 for healing...","summary":"Positive anecdotal report on ARA-290 for nerve repair and inflammation (anecdotal, not advice).","author":"","publisher":"","date":"","claim_ids":["c53"]},{"id":"s41","type":"reddit","url":"https://www.reddit.com/r/neuropathy/comments/1u8astt/anyone_tried_ara_290/","title":"Anyone tried ARA 290","quote":"I am trying 4mg ARA-290 now, along with a host of supplements. The major help for me was tirzepatide. I am unsure if ARA-290 is helping. I have injected 8 10mg vials so far.","summary":"User reports trying 4mg daily ARA-290 (anecdotal) with uncertain effects on neuropathy alongside other treatments; no clear positive or negative outcome detailed for post-surgical nerve issues.","author":"","publisher":"","date":"","claim_ids":["c54"]},{"id":"s42","type":"reddit","url":"https://www.reddit.com/r/Erythromelalgia/comments/1n94gam/has_anyone_tried_ara290_or_any_other_peptides/","title":"Has anyone tried ARA-290 (or any other peptides)?","quote":"Doesn’t work for everyone and it’s not a cure, it also loses efficacy over time. But the first 7-10 days if you’re one of the ones it works for, is like a sigh of relief It seems to work best in those with a central sensitization component.","summary":"Anecdotal comment on ARA-290 for SFN/EM (related nerve pain): temporary relief in some, loses efficacy, best for central sensitization; suggests short trial from peptide sources (anecdotal, not advice).","author":"","publisher":"","date":"","claim_ids":["c55"]},{"id":"s43","type":"reddit","url":"https://www.reddit.com/r/neuropathy/comments/1tdbx3f/peptides_for_chronic_pain/","title":"peptides for chronic pain?","quote":"ARA-290 ... It is frequently used to treat diabetic nerve pain and chemotherapy-induced neuropathy by reducing inflammation and supporting nerve ...","summary":"Discussion of ARA-290 for neuropathic pain including potential nerve support; general positive research mention but no specific user outcomes or post-surgical anecdotes here.","author":"","publisher":"","date":"","claim_ids":["c56"]},{"id":"s44","type":"x","url":"https://x.com/peptidepirate/status/2070197012457271487","title":"X post by @peptidepirate","quote":"I have seen a few people talk about ARA-290 I was wanting to give it a go for some nerve damage I have","summary":"User considering ARA-290 for personal nerve damage (anecdotal intent); no outcome reported.","author":"","publisher":"","date":"","claim_ids":["c57"]}],"prov":{"model":"grok/grok-4.3","action":"write"}}