{"brand":"Compound Laws","url":"https://compoundlaws.com/compounds/endomorphin-1/ohio/","compound":{"slug":"endomorphin_1","name":"Endomorphin-1","same_as":"https://en.wikipedia.org/wiki/Endomorphin"},"jurisdiction":{"code":"OH","name":"Ohio"},"as_of":"2026-07-18","answer":"As of July 18, 2026, Endomorphin-1 is legal to sell at retail in Ohio. Unscheduled - legal as research-use-only; no operative instrument reaches a structurally-dissimilar opioid peptide. Controlling source: R.C. 3719.01(HH) (controlled substance analog; treated as Sch I per 3719.013).","forms":[{"form":"all","label":"All forms","status":"legal","state_status":null,"federal_overlay":false,"headline":"Unscheduled - legal as research-use-only; no operative instrument reaches a structurally-dissimilar opioid peptide","rule_type":"permanent","tier":"unscheduled","schedule_class":null,"limit":null,"effective_date":null,"verified_at":"2026-07-18","confidence":"confirmed","verbatim_excerpt":"R.C. 3719.01(HH): \"'Controlled substance analog' means ... a substance to which BOTH of the following apply: (a) The chemical structure of the substance is substantially similar to the structure of a controlled substance in schedule I or II. (b) [The substance has, or is represented/intended to have,] a stimulant, depressant, or hallucinogenic effect on the central nervous system that is substantially similar to or greater than ...\" (R.C. 3719.013 treats it as Schedule I). [Conjunctive - structure prong fails.]","excerpt_source_url":"https://codes.ohio.gov/ohio-revised-code/section-3719.01","citations":[{"title":"R.C. 3719.01(HH) (controlled substance analog; treated as Sch I per 3719.013)","url":"https://codes.ohio.gov/ohio-revised-code/section-3719.01","pinpoint":null,"publisher":"Ohio Legislature","type":"statute","primary":true,"official":true},{"title":"R.C. 3719.013 (analog treated as Sch I)","url":"https://codes.ohio.gov/ohio-revised-code/section-3719.013","pinpoint":null,"publisher":"Ohio Legislature","type":"statute","primary":false,"official":true}],"history":[]}],"neighbors":[{"code":"IN","status":"legal"},{"code":"KY","status":"legal"},{"code":"MI","status":"legal"},{"code":"PA","status":"legal"},{"code":"WV","status":"legal"}],"laws":[{"citation":"OAC 4729:9-1-01(D) (Schedule I hallucinogens — enumerated, 4-HO-MET absent); R.C. 3719.013 + R.C. 3719.01 (controlled substance analog)","title":null,"official_url":"https://codes.ohio.gov/ohio-administrative-code/rule-4729:9-1-01","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-06-19","text_hash":"a51c2f62c2f7c543233589c36cd7a5df4a6793e8ec449c30faffee9b48cb5c27"},{"citation":"ORC Sec. 3719.013 (operative analog treatment) with definition at ORC Sec. 3719.01(Z)","title":"Controlled substance analog treated as Schedule I; controlled substance analog definition","official_url":"https://codes.ohio.gov/ohio-revised-code/section-3719.013","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-07-20","text_hash":"373ca483b7ef4bbe2431144710aea703819061640bfe294f45041ddbdaa3553e"}]}