Active substances
Pick a letter, or type a name. 2,193 active substances. Source: MHRA medicines register.
O50 active substances
- obecabtagene autoleucel1
- obeticholic acid2
- obinutuzumab1
- ocrelizumab2
- octocog alfa2
- octreotide1
- octreotide acetate17
- odevixibat sesquihydrate4
- oestrogens, conjugated3
- ofatumumab1
- ofloxacin2
- olanzapine44
- olanzapine pamoate monohydrate3
- olaparib2
- olezarsen sodium1
- olipudase alfa1
- olive oil, refined, soya bean oil, refined1
- olmesartan medoxomil30
- olodaterol hydrochloride1
- olopatadine hydrochloride3
- olsalazine sodium2
- omalizumab11
- omaveloxolone1
- omega-3-acid ethyl esters 904
- omeprazole18
- omeprazole magnesium3
- omeprazole sodium2
- onasemnogene abeparvovec1
- ondansetron4
- ondansetron hydrochloride dihydrate11
- opicapone2
- opium tincture1
- oritavancin diphosphate1
- orlistat2
- orphenadrine hydrochloride1
- oseltamivir4
- oseltamivir phosphate3
- osilodrostat phosphate3
- osimertinib mesylate2
- ospemifene1
- oxaliplatin3
- oxazepam4
- oxcarbazepine9
- oxerutins1
- oxybuprocaine hydrochloride1
- oxybutynin hydrochloride16
- oxycodone hydrochloride89
- oxymetazoline hydrochloride1
- oxytocin4
- ozanimod hydrochloride3