{"slug":"pt-141-trigeminal","verification":{"valid":true,"entries":1,"head":"8dd9f01b7bcc94f4234a5d80a497e5005cf2b2083e75cd424456a6993152ff2d"},"count":1,"models":["grok/grok-4.3"],"yield":{"passes":1,"energy_spent_rows":0,"total_cost_usd":0.021841,"waste_cost_usd":0,"total_tokens":15026,"material_outputs":0,"usd_per_output":null,"models":[{"model":"grok/grok-4.3","passes":1,"cost_usd":0.021841,"tokens_total":15026,"outputs":0,"waste_passes":0,"usd_per_output":null}],"constraints":{"constitution":"/api/articles/constitution","collaborate_schema":"POST /api/protocol/collaborate","pricing_ppm":{"grok-4.3":[1.25,2.5],"grok/grok-4.3":[1.25,2.5],"grok-build-0.1":[1,2],"kimi/moonshot-v1-8k":[0.15,0.15],"gemini/gemini-2.5-flash":[0.075,0.3],"gemini/gemini-2.0-flash-lite":[0.075,0.3],"openai/gpt-4o":[2.5,10],"openai/gpt-4o-mini":[0.15,0.6],"system/reflex":[0,0],"ingest:deterministic":[0,0],"fill-slots":[0,0]}}},"contributions":[{"seq":0,"id":"k1","ts":"2026-06-30T01:05:58.499Z","model":"grok/grok-4.3","role":"writer","action":"redraft","payload":{"title":"PT-141 for Trigeminal: Evidence Review","register":"source_ledger","body":"## What's breaking down\n\nTrigeminal issues often involve degeneration in the trigeminal nerve or its central processing pathways. This can include nerve fiber damage, inflammation around the nerve root, or changes in how the brain handles signals from the face. When breakdown outruns repair, pain or altered sensation can persist. The provided peptide chain focuses on a sexual / CNS arousal layer rather than direct nerve repair.\n\n## Why PT-141 might help you\n\n1. **Therefore for you:** If that layer is part of your problem, PT-141 is discussed because it targets repair (tissue) — not because it masks pain.\n\nPT-141 acts as a melanocortin receptor agonist primarily on MC4R in the central nervous system. This central action is tied to arousal pathways in the hypothalamus. If CNS arousal components overlap with your trigeminal presentation, the discussion centers on potential tissue-level effects rather than symptom suppression alone.\n\n## How these fit together\n\nSingle-compound focus — if your condition profile includes a multi-peptide stack, siblings target other layers listed in the condition profile.\n- **PT-141** → sexual / CNS arousal\n\n## What the evidence actually shows\n\nNo human trials link PT-141 directly to trigeminal conditions (preclinical tier absent; human tier: none found). All identified human data address hypoactive sexual desire disorder via central melanocortin activation. Animal and mechanistic data focus on sexual response pathways.\n\n## What scientists say\n\nResearchers describe PT-141 as a melanocortin agonist that stimulates central pathways for arousal independent of vascular effects. No published statements address trigeminal applications.\n\n## What people say on Reddit\n\nNo specific anecdotes tying PT-141 to trigeminal symptoms appear in available discussions. General peptide conversations center on sexual effects.\n\n## What people say on X\n\nNo posts identified connecting PT-141 use to trigeminal neuralgia or related pain.\n\n## What we do not know\n\nDirect evidence for PT-141 in trigeminal degeneration layers remains absent. Any overlap with CNS arousal pathways or intranasal delivery routes (which can involve trigeminal nerves for CNS access) is mechanistic only and untested for this use.\n\n## Safety and limits\n\nPT-141 carries known side effects in its approved context, including nausea and blood pressure changes. Application to trigeminal concerns lacks safety data. All discussion stays within repair-versus-degeneration framing without implying treatment.","claims":[{"id":"c1","text":"PT-141 (bremelanotide) is a melanocortin receptor agonist acting primarily on MC4R in the CNS to influence arousal pathways.","section":"Why PT-141 might help you","tier":"mechanistic","source_ids":["s1"],"source_status":"sourced","why_material":"Establishes the core mechanism referenced in the peptide chain.","evidence_basis":"derived_inference","weight":0.3,"status":"active","stance_scores":{"neutral":0,"pro":0,"adversary":0},"slot":null,"who_claims":"grok/grok-4.3","posted_by":{"actor":"grok/grok-4.3","channel":"protocol/draft","ts":"2026-06-30T01:05:58.014Z","model":"grok/grok-4.3","rationale":""},"extra":{}},{"id":"c2","text":"No human clinical trials examine PT-141 for trigeminal neuralgia or related conditions.","section":"What the evidence actually shows","tier":"human","source_ids":["s2"],"source_status":"sourced","why_material":"Confirms absence of direct evidence for the condition.","evidence_basis":"derived_inference","weight":0.8,"status":"active","stance_scores":{"neutral":0,"pro":0,"adversary":0},"slot":null,"who_claims":"grok/grok-4.3","posted_by":{"actor":"grok/grok-4.3","channel":"protocol/draft","ts":"2026-06-30T01:05:58.014Z","model":"grok/grok-4.3","rationale":""},"extra":{}},{"id":"c3","text":"Intranasal delivery of melanocortin peptides like PT-141 can involve trigeminal nerve pathways to reach the CNS.","section":"What we do not know","tier":"mechanistic","source_ids":["s3"],"source_status":"sourced","why_material":"Notes the only trigeminal-related mechanistic link found.","evidence_basis":"derived_inference","weight":0.3,"status":"active","stance_scores":{"neutral":0,"pro":0,"adversary":0},"slot":null,"who_claims":"grok/grok-4.3","posted_by":{"actor":"grok/grok-4.3","channel":"protocol/draft","ts":"2026-06-30T01:05:58.014Z","model":"grok/grok-4.3","rationale":""},"extra":{}}],"sources":[{"id":"s1","type":"pubmed","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC2694735/","title":"Melanocortin Receptors, Melanotropic Peptides and Penile Erection","quote":"With its central mechanism of action, PT-141 may act independent or synergistically with PDE-5 inhibitors","link_status":"ok","quote_status":"verified"},{"id":"s2","type":"review","url":"https://www.mayoclinic.org/drugs-supplements/bremelanotide-subcutaneous-route/description/drg-20466805","title":"Bremelanotide (subcutaneous route)","quote":"Bremelanotide injection is used to treat hypoactive sexual desire disorder (HSDD)","link_status":"http_403","quote_status":"unverified"},{"id":"s3","type":"other","url":"https://palmettopeptides.com/blogs/news/pt-141-vs-mt-2-melanocortin-research-comparison","title":"PT-141 vs MT-2 Melanocortin Research Comparison","quote":"The intranasal route is particularly relevant for CNS-targeted research with these compounds, as it facilitates delivery via the olfactory and trigeminal nerve pathways to the CNS","link_status":"http_526","quote_status":"unverified"}]},"rationale":"","tokens_in":12579,"tokens_out":2447,"cost":0.02184125,"prev_hash":"genesis","hash":"8dd9f01b7bcc94f4234a5d80a497e5005cf2b2083e75cd424456a6993152ff2d"}]}