This is a list of opioids, opioid antagonists and inverse agonists. Opium and poppy straw derivatives Crude opiate extracts whole opium products B&O Supprettes Diascordium Dover's powder Kendal Black Drop Laudanum Mithridate Opium Polish heroin (Compote, Kompot) Paregoric Poppy straw concentrate Poppy tea Smoking opium Theriac Natural opiates Opium alkaloids Codeine Morphine Oripavine Pseudomorphine Thebaine Alkaloid salts mixtures Pantopon Papaveretum (Omnopon) Tetrapon Semisynthetics including Bentley compounds Morphine family 14-Hydroxymorphine 2,4-Dinitrophenylmorphine 6-Methyldihydromorphine 6-Methylenedihydrodesoxymorphine 6-Acetyldihydromorphine Azidomorphine Chlornaltrexamine Chloroxymorphamine Desomorphine (dihydrodesoxymorphine) Dihydromorphine Ethyldihydromorphine Hydromorphinol Methyldesorphine Morphine methylbromide N-Phenethylnordesomorphine N-Phenethyl-14-ethoxymetopon N-Phenethylnormorphine 6-Nicotinoyldihydromorphine (metabolite of nicodicodeine) RAM-378 Ro-1539 3,6-diesters of morphine Acetylpropionylmorphine 3,6-Dibutanoylmorphine Diacetyldihydromorphine (dihydroheroin, acetylmorphinol) Dibutyrylmorphine Dibenzoylmorphine (first designer drug) Diformylmorphine Dipropanoylmorphine Heroin (diacetylmorphine) Nicomorphine Codeine-dionine family 6-Monoacetylcodeine Benzylmorphine Codeine methylbromide Desocodeine Dimethylmorphine (6-O-Methylcodeine) Ethyldihydromorphine Methyldihydromorphine (dihydroheterocodeine) Ethylmorphine (dionine) Heterocodeine Isocodeine Pholcodine (morpholinylethylmorphine) Myrophine Thebacon Transisocodeine Morphinones and morphols 14-Cinnamoyloxycodeinone 14-Ethoxymetopon 14-Methoxymetopon 14-Phenylpropoxymetopon 3-Acetyloxymorphone 3,14-Diacetyloxymorphone 7-Spiroindanyloxymorphone 8,14-Dihydroxydihydromorphinone Acetylcodone Acetylmorphone α-hydrocodol (=dihydrocodeine, ) Benzhydrocodone Bromoisopropropyldihydromorphinone cas? Codeinone Codoxime Conorfone (codorphone) IBNtxA Thebacon (acetyldihydrocodeinone, dihydrocodeinone enol acetate) Hydrocodone Hydromorphone Hydroxycodeine Metopon (=methyldihydromorphinone) Morphenol Morphinone Morphol N-Phenethyl-14-ethoxymetopon Noroxymorphone Oxycodone Oxymorphol Oxymorphone Pentamorphone Semorphone Morphides α-Chlorocodide (= chlorocodide) β-Chlorocodide α-Chloromorphide (= chloromorphide) Bromocodide Bromomorphide Chlorodihydrocodide Chloromorphide Codide Dihydrocodeine series 14-Hydroxydihydrocodeine Acetyldihydrocodeine Dihydrocodeine Dihydrodesoxycodeine (desocodeine) Dihydroisocodeine Nicocodeine Nicodicodeine Nitrogen morphine derivatives 1-Nitrocodeine cas? Codeine-N-oxide Morphine-N-oxide Hydrazones Oxymorphazone Halogenated morphine derivatives 1-Bromocodeine 1-Chlorocodeine 1-Iodomorphine Active opiate metabolites Codeine-6-glucuronide Codeine-N-oxide (genocodeine) Heroin-7,8-oxide Morphine-6-glucuronide 3-Monoacetylmorphine 6-Monoacetylmorphine Morphine-N-oxide (genomorphine) Naltrexol Norcodeine Normorphine Morphinans Morphinan series 3-Hydroxymorphinan 4-Chlorophenylpyridomorphinan Cyclorphan Levargorphan Levorphanol Levophenacylmorphan Levomethorphan Methorphan (racemethorphan) Morphanol (racemorphanol) Norlevorphanol N-Methylmorphinan Oxilorphan Phenomorphan Proxorphan Ro4-1539 Stephodeline Xorphanol Others 1-Nitroaknadinine * 14-episinomenine 5,6-Dihydronorsalutaridine 6-Keto Nalbuphine Aknadinine Butorphanol Cephakicine Cephasamine Cyprodime Drotebanol Fenfangjine G Ketorfanol Nalbuphine Nalbuphone Tannagine Benzomorphans 5,9 alpha-diethyl-2-hydroxybenzomorphan (5,9-DEHB) 8-Carboxamidocyclazocine (8-CAC) Alazocine Anazocine Bremazocine Butinazocine Carbazocine Cogazocine Cyclazocine Dezocine Eptazocine Etazocine Ethylketazocine Fedotozine Fluorophen Gemazocine Ibazocine Ketazocine Metazocine Moxazocine Pentazocine Phenazocine Quadazocine SKF-10047 Thiazocine Tonazocine Volazocine Zenazocine 4-Phenylpiperidines Pethidines (meperidines) 4-Fluoropethidine Allylnorpethidine Anileridine Benzethidine Carperidine Difenoxin Diphenoxylate Etoxeridine (carbetidine) Furethidine Hydroxypethidine (bemidone) Morpheridine Meperidine-N-oxide Oxpheneridine (carbamethidine) Pethidine (meperidine) Pethidine intermediate A Pethidine intermediate B (norpethidine) Pethidine intermediate C (pethidinic acid) Pheneridine Phenoperidine Piminodine Properidine (ipropethidine) Sameridine Prodines Allylprodine (α/β)-Meprodine Desmethylprodine (MPPP) PEPAP (α/β)-Prodine Prosidol Trimeperidine (promedol) Ketobemidones Acetoxyketobemidone Droxypropine Ketobemidone Methylketobemidone Propylketobemidone Others Alvimopan Loperamide LS-115509 Picenadol Open chain opioids Amidones Dextromethadone Dipipanone Isomethadone Levoisomethadone Levomethadone Methadone Methadone intermediate Normethadone Norpipanone Phenadoxone (heptazone) Methadols Acetylmethadol Alphaacetylmethadol Alphamethadol Betacetylmethadol Betamethadol Dimepheptanol (racemethadol) Isomethadol Levacetylmethadol Noracymethadol Moramides Desmethylmoramide Dextromoramide Levomoramide Moramide intermediate Racemoramide Thiambutenes Diethylthiambutene Dimethylthiambutene Ethylmethylthiambutene