{"slug":"semax-statin-brain-fog","verification":{"valid":true,"entries":10,"head":"17935668f8d539d70d3c9f2ca471bc78df4e8a1157fae93d64807c4e2a804888"},"count":10,"models":["grok/grok-4.3","system/audit-repair","kimi/moonshot-v1-8k","fill-slots"],"yield":{"passes":10,"energy_spent_rows":0,"total_cost_usd":0.000326,"waste_cost_usd":0,"total_tokens":2176,"material_outputs":2,"usd_per_output":0.000163,"models":[{"model":"kimi/moonshot-v1-8k","passes":1,"cost_usd":0.000326,"tokens_total":2176,"outputs":2,"waste_passes":0,"usd_per_output":0.000163},{"model":"grok/grok-4.3","passes":1,"cost_usd":0,"tokens_total":0,"outputs":0,"waste_passes":0,"usd_per_output":null},{"model":"system/audit-repair","passes":6,"cost_usd":0,"tokens_total":0,"outputs":0,"waste_passes":0,"usd_per_output":null},{"model":"fill-slots","passes":2,"cost_usd":0,"tokens_total":0,"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":"2026-06-29T09:16:10.891Z","model":"grok/grok-4.3","role":"writer","action":"redraft","payload":{"title":"Semax for Statin-Associated Cognitive Effects","register":"source_ledger","body":"## Statin-Associated Cognitive Reports\n\nPost-marketing surveillance has documented rare reports of cognitive impairment including memory loss, forgetfulness, amnesia, confusion associated with statin use across all statins (mechanistic). These reports are generally described as non-serious and reversible upon discontinuation.\n\nLarge-scale reviews and meta-analyses of randomized controlled trials have found no consistent signal of cognitive impairment with statins and in some cases suggest possible protective effects against dementia (human).\n\nOne analysis of acute memory loss found a strong association in the first 30 days after statin initiation compared to non-users but not versus non-statin lipid-lowering drugs (human).\n\nMechanistic hypotheses include potential disruption of brain cholesterol synthesis, which may affect cognitive function in sensitive individuals (mechanistic).\n\n## Semax and BDNF\n\nIn rat hippocampus, a single intranasal dose of Semax increased BDNF protein levels 1.4-fold, trkB phosphorylation 1.6-fold, and exon III BDNF mRNA 3-fold, accompanied by improved conditioned avoidance responses (preclinical).\n\nSemax is described as upregulating BDNF for neuroprotection and cognitive recovery (mechanistic).\n\nHuman clinical data on Semax are limited to contexts such as ischemic stroke recovery with some reports of improved neurological outcomes; no human trials examine Semax in statin users or for statin-associated cognitive effects (human).\n\nNo direct human data exist linking Semax to mitigation of statin-related cognitive reports.\n\n## Mapping and Novelty\n\nSemax's documented BDNF upregulation in preclinical models provides a mechanistic rationale for supporting neural repair pathways, distinct from suppression approaches (mechanistic).\n\nDirect evidence in statin users is absent; the application remains speculative with high novelty due to lack of targeted studies (speculative).","claims":[{"id":"c1","text":"Post-marketing reports document rare cognitive impairment (memory loss, confusion) with statins, generally reversible.","section":"Statin-Associated Cognitive Reports","tier":"mechanistic","source_ids":["s1"],"source_status":"sourced","why_material":"Establishes baseline for reported effects without implying causation or prevalence.","evidence_basis":"derived_inference","weight":0.3,"status":"active","stance_scores":{"neutral":0,"pro":0,"adversary":0},"extra":{}},{"id":"c2","text":"Large reviews/meta-analyses of RCTs show no consistent cognitive impairment signal from statins; some protective dementia associations noted.","section":"Statin-Associated Cognitive Reports","tier":"human","source_ids":["s1","s6"],"source_status":"sourced","why_material":"Separates large human trial data from anecdotal/post-marketing reports.","evidence_basis":"derived_inference","weight":0.8,"status":"active","stance_scores":{"neutral":0,"pro":0,"adversary":0},"extra":{}},{"id":"c3","text":"Semax single dose in rats increased hippocampal BDNF protein 1.4-fold and related mRNA/phosphorylation with behavioral improvements.","section":"Semax and BDNF","tier":"preclinical","source_ids":["s10"],"source_status":"sourced","why_material":"Core mechanistic evidence from animal studies only.","evidence_basis":"derived_inference","weight":0.5,"status":"active","stance_scores":{"neutral":0,"pro":0,"adversary":0},"extra":{}},{"id":"c4","text":"No human trials examine Semax for statin-associated cognitive effects; existing human data limited to stroke contexts.","section":"Semax and BDNF","tier":"human","source_ids":["s14"],"source_status":"sourced","why_material":"States absence of targeted human data plainly.","evidence_basis":"derived_inference","weight":0.8,"status":"active","stance_scores":{"neutral":0,"pro":0,"adversary":0},"extra":{}}],"sources":[{"id":"s1","type":"medical","url":"https://www.lipid.org/lipid-spin/summer-2020/guest-editorial-statins-and-brain-fog-confusing-patients-prescribers-and-me","title":"Statins and Brain Fog: Confusing for Patients, Prescribers, and Me","quote":"There have been rare post-marketing reports of cognitive impairment (e.g.,memory loss, forgetfulness, amnesia, memory impairment, confusion) associated with statin use.","link_status":"ok","quote_status":"verified"},{"id":"s10","type":"pubmed","url":"https://pubmed.ncbi.nlm.nih.gov/16996037/","title":"Semax, an analog of ACTH(4-10) with cognitive effects, regulates BDNF and trkB expression in the rat hippocampus","quote":"a single application of Semax (50 microg/kg body weight) results in a maximal 1.4-fold increase of BDNF protein levels... 3-fold and a 2-fold increase of exon III BDNF and trkB mRNA levels, respectively, in the rat hippocampus.","link_status":"ok","quote_status":"unverified"},{"id":"s6","type":"review","url":"https://www.healthline.com/health/high-cholesterol/link-between-statins-and-memory-loss","title":"Statins and Memory Loss: Is There a Link?","quote":"Current research does not demonstrate a definitive connection between statin use and memory loss, and some studies suggest statins may even have a protective effect against dementia.","link_status":"ok","quote_status":"verified"},{"id":"s14","type":"other","url":"https://peptiq.io/blog/semax-nootropic-peptide-guide","title":"Semax: The Neuroprotective Peptide Changing Cognitive Research","quote":"In a randomized controlled trial (Gusev et al., Cerebrovascular Diseases, 2005), Semax administered intranasally in the acute phase was associated with reduced neurological deficit scores...","link_status":"ok","quote_status":"unverified"}]},"rationale":"","tokens_in":0,"tokens_out":0,"prev_hash":"genesis","hash":"a8cacf8f2c3a1083a8fa02834f9226beecbf01333d5cfebb8cb841da21257193"},{"seq":1,"id":"k2","ts":"2026-06-29T12:49:06.131Z","model":"system/audit-repair","role":"claim_post","action":"claim","payload":{"claim_id":"c5","tier":"system","text":"Semax for Statin-Associated Cognitive Effects is catalogued in this miscsubjects ledger as a tier-honest evidence graph (claims + hash-chained sources). 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Tier-honest research catalogue only — consult qualified healthcare professionals for personal health decisions.","who_claims":"miscsubjects protocol","source_ids":[],"slot":"disclaimer","posted_by":{"actor":"miscsubjects protocol","channel":"protocol/fill-slots","ts":"2026-06-29T12:49:06.369Z","model":"system/audit-repair","rationale":""}},"rationale":"","tokens_in":0,"tokens_out":0,"cost":0,"prev_hash":"6e18c6fe41d4ef9dd2318230f6c33b43bdef77357ebbf5094be6071af3142bbc","hash":"0f6897305a37fdde5b4e921b9a3d604ffaa4dafb77196a473536a8cb5e0f8638"},{"seq":6,"id":"k7","ts":"2026-06-29T12:51:31.159Z","model":"system/audit-repair","role":"claim_post","action":"claim","payload":{"claim_id":"c10","tier":"speculative","text":"This ledger catalogues who claims what about Semax use in statin-associated brain fog: clinicians, vendors, forums, and indexed literature — without endorsing any claim.","who_claims":"miscsubjects protocol","source_ids":[],"slot":"who_claims_what","posted_by":{"actor":"miscsubjects protocol","channel":"api","ts":"2026-06-29T12:51:31.159Z","model":"system/audit-repair","rationale":""}},"rationale":"","tokens_in":0,"tokens_out":0,"cost":0,"prev_hash":"0f6897305a37fdde5b4e921b9a3d604ffaa4dafb77196a473536a8cb5e0f8638","hash":"cf7dc078e48154dc37b1ddf4114951a1a45391b73fbc15e5b6d7a92ead443f1f"},{"seq":7,"id":"k8","ts":"2026-06-29T12:52:06.791Z","model":"kimi/moonshot-v1-8k","role":"collaborator","action":"collaborate","payload":{"claims_added":["c11","c12"],"challenge_id":null,"rationale":"I added explicit gaps regarding the lack of large randomized human trials for common marketed uses and the absence of condition-specific efficacy data from anecdotes or preclinical sources. 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