{"brand":"Compound Laws","url":"https://compoundlaws.com/compounds/endomorphin-1/nevada/","compound":{"slug":"endomorphin_1","name":"Endomorphin-1","same_as":"https://en.wikipedia.org/wiki/Endomorphin"},"jurisdiction":{"code":"NV","name":"Nevada"},"as_of":"2026-07-18","answer":"As of July 18, 2026, Endomorphin-1 is legal to sell at retail in Nevada. Unscheduled - legal as research-use-only; no operative instrument reaches a structurally-dissimilar opioid peptide. Controlling source: NRS 453.043 (controlled substance analog).","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":"NRS 453.043: \"'Controlled substance analog' means a substance the chemical structure of which is substantially similar to the chemical structure of a controlled substance placed in schedule I or II AND: (a) Which has a stimulant, depressant or hallucinogenic effect ... substantially similar ...; or (b) ... which he or she represents or intends ...\" [Conjunctive - structure prong fails.]","excerpt_source_url":"https://www.leg.state.nv.us/nrs/nrs-453.html","citations":[{"title":"NRS 453.043 (controlled substance analog)","url":"https://www.leg.state.nv.us/nrs/nrs-453.html","pinpoint":null,"publisher":"Nevada Legislature","type":"statute","primary":true,"official":true},{"title":"NRS 453.085 (opiate def)","url":"https://nevada.public.law/statutes/nrs_453.043","pinpoint":null,"publisher":"Nevada Legislature","type":"statute","primary":false,"official":true}],"history":[]}],"neighbors":[{"code":"AZ","status":"legal"},{"code":"CA","status":"legal"},{"code":"ID","status":"legal"},{"code":"OR","status":"legal"},{"code":"UT","status":"legal"}],"laws":[{"citation":"NAC 453.510(4) (Schedule I hallucinogens — enumerated, 4-HO-MET absent); NRS 453.043 (controlled substance analog)","title":null,"official_url":"https://regulations.justia.com/states/nevada/chapter-453/schedules-of-controlled-substances/section-453-510","source_label":"MIRROR","effective_date":null,"retrieved_date":"2026-06-19","text_hash":"80dbac12963598e9497519ac59bd71a8601fb12deb0ad5cb2514749ebc7d7505"},{"citation":"NRS 453.043; NRS 453.219","title":"Controlled substance analog defined; treatment as a substance in Schedule I","official_url":"https://www.leg.state.nv.us/nrs/nrs-453.html","source_label":"MIRROR","effective_date":null,"retrieved_date":"2026-07-20","text_hash":"44ee6d0a06f6fb5b0e2531b17e6a9f5715c0907594fbfc0b4632e9fe86fc78e2"}]}