{"brand":"Compound Laws","url":"https://compoundlaws.com/compounds/epn/new-hampshire/","compound":{"slug":"epn","name":"EPN / Euphorinol","same_as":null},"jurisdiction":{"code":"NH","name":"New Hampshire"},"as_of":"2026-10-07","answer":"As of September 23, 2026, the status of EPN / Euphorinol in New Hampshire depends on product form: edible / ingestible is gray area; vape / inhalable is gray area.","forms":[{"form":"edible","label":"Edible / ingestible","status":"gray","state_status":null,"federal_overlay":false,"headline":"EPN edible restricted (effectively prohibited) in New Hampshire - reached by the RSA 318-B:1 controlled-drug-analog provision because EPN IS","rule_type":"permanent","tier":"under_review","schedule_class":null,"limit":{"type":"total_ban","value":null,"unit":null},"effective_date":null,"verified_at":"2026-09-23","confidence":"under_review","verbatim_excerpt":"'Controlled drug analog' means a substance ... the chemical structure of which is derivative of, or substantially similar to that of a controlled drug and: (a) Which has been shown in laboratory studies to bind with and activate the same central nervous receptors that are responsible for the psychoactive effects of a certain controlled drug or controlled drug class; or (b) With respect to a particular person, which such person represents or intends to have similar psychoactive effects ... as a controlled drug.","excerpt_source_url":"https://gc.nh.gov/rsa/html/XXX/318-B/318-B-1.htm","citations":[{"title":"NH RSA 318-B:1 (controlled-drug-analog definition; receptor-activation + represented-effect prongs)","url":"https://gc.nh.gov/rsa/html/XXX/318-B/318-B-1.htm","pinpoint":null,"publisher":"New Hampshire General Court","type":"legislation","primary":true,"official":true},{"title":"NH RSA 439-A:4 (HB 611, 2023 Ch. 237 Sec. 6) - hemp THC-isomer ceiling ('any other THC isomer variant')","url":"https://gc.nh.gov/rsa/html/XL/439-A/439-A-mrg.htm","pinpoint":null,"publisher":"New Hampshire General Court","type":"legislation","primary":true,"official":true}],"history":[{"date":"2026-09-23","field":"status","from":"illegal","to":"restricted"},{"date":"2026-09-23","field":"status","from":"restricted","to":"illegal"},{"date":"2026-09-23","field":"headline","from":"EPN edible illegal in New Hampshire - reached by the RSA 318-B:1 controlled-drug-analog provision because EPN IS psychoactive.","to":"EPN edible restricted (effectively prohibited) in New Hampshire - reached by the RSA 318-B:1 controlled-drug-analog provision because EPN IS psychoactive."}]},{"form":"vape","label":"Vape / inhalable","status":"gray","state_status":null,"federal_overlay":false,"headline":"Restricted (effectively prohibitive, gray): RSA 318-B:1 controlled-drug-analog provision arguably reaches EPN because it is psychoactive","rule_type":"permanent","tier":"under_review","schedule_class":null,"limit":{"type":"total_ban","value":null,"unit":null},"effective_date":null,"verified_at":"2026-10-07","confidence":"under_review","verbatim_excerpt":"'Controlled drug analog' means a substance ... the chemical structure of which is derivative of, or substantially similar to that of a controlled drug and: (a) Which has been shown in laboratory studies to bind with and activate the same central nervous receptors that are responsible for the psychoactive effects of a certain controlled drug or controlled drug class; or (b) With respect to a particular person, which such person represents or intends to have similar psychoactive effects ... as a controlled drug.","excerpt_source_url":"https://gc.nh.gov/rsa/html/XXX/318-B/318-B-1.htm","citations":[{"title":"NH RSA 318-B:1 (controlled-drug-analog definition; receptor-activation + represented-effect prongs)","url":"https://gc.nh.gov/rsa/html/XXX/318-B/318-B-1.htm","pinpoint":null,"publisher":"New Hampshire General Court","type":"legislation","primary":true,"official":true},{"title":"NH RSA 439-A:4 (HB 611, 2023 Ch. 237 Sec. 6) - hemp THC-isomer ceiling ('any other THC isomer variant')","url":"https://gc.nh.gov/rsa/html/XL/439-A/439-A-mrg.htm","pinpoint":null,"publisher":"New Hampshire General Court","type":"legislation","primary":true,"official":true}],"history":[{"date":"2026-09-23","field":"status","from":"illegal","to":"restricted"},{"date":"2026-09-23","field":"status","from":"restricted","to":"illegal"}]}],"neighbors":[{"code":"ME","status":"restricted"},{"code":"MA","status":"restricted"},{"code":"VT","status":"restricted"}],"laws":[{"citation":"N.H. Rev. Stat. Ann. Sec. 318-B:1","title":"Definitions (Controlled Drug Act) -- \"Controlled drug analog\" definition (subparagraph VI-a) and supporting \"Substantially similar in chemical structure\" definition (subparagraph XXXI-a)","official_url":"https://gc.nh.gov/rsa/html/XXX/318-B/318-B-1.htm","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-07-02","text_hash":"619a7ad66c8cea56f3548c7b99acc0555833c502a8a13a80053976fdc5561ce6"},{"citation":"N.H. Rev. Stat. Ann. Sec. 439-A:4","title":"Hemp-Derived Products Containing THC Prohibited.","official_url":"https://gc.nh.gov/rsa/html/XL/439-A/439-A-4.htm","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-07-02","text_hash":"09de293834a1b3f6d8bdc14898c85b2d2966ab84fe9df9d734e7aa20ad40ba3f"},{"citation":"RSA 439-A (current); SB 624 (2026) eff. 2027-01-01","title":"RSA 439-A (current); SB 624 (2026) eff. 2027-01-01","official_url":"https://bills.nhliberty.org/bills/2026/SB624/changes","source_label":"MIRROR","effective_date":null,"retrieved_date":"2026-10-07","text_hash":"ec3562db13983b2501f28e4d31e78ef1d9150b197be721409b292117f0013231"},{"citation":"RSA 439-A:1 through 439-A:4","title":"Chapter 439-A Hemp - Purpose; Definitions; Hemp Permitted; Hemp-Derived Products Containing THC Prohibited","official_url":"https://gc.nh.gov/rsa/html/XL/439-A/439-A-mrg.htm","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-07-19","text_hash":"b0ee62119ca750d9830d5b3f71a1b072151f219207955b75106fab4ee986286e"}]}