Ingredient directory
Active Ingredients A–Z: NDC Codes by Ingredient
Active ingredients named in finished FDA product listings. Choose one to see every brand and generic product that contains it, with their NDCs.
- O-cymen-5-ol 2
- Oat 15
- Oat bran 3
- Oatmeal 242
- Obiltoxaximab 1
- Obinutuzumab 1
- Ocimum americanum leaf 4
- Ocimum basilicum flowering top 1
- Ocimum tenuiflorum top 2
- Ocrelizumab 2
- Octinoxate 1706
- Octisalate 3294
- Octocrylene 2672
- Octopamine 1
- Octreotide 2
- Octreotide acetate 31
- Odesivimab 2
- Odevixibat 4
- Oenanthe aquatica fruit 10
- Oenanthe crocata root 23
- Oenanthe crocata whole 1
- Oenothera biennis flower 1
- Oenothera biennis whole 1
- Ofatumumab 1
- Ofloxacin 87
- Okoubaka aubrevillei bark 12
- Olanzapine 231
- Olaparib 4
- Olea europaea (Olive) fruit oil 1
- Olea europaea (Olive) leaf powder 6
- Olea europaea flower 23
- Olea europaea flower bud 2
- Olea europaea fruit volatile oil 6
- Olea europaea leaf 2
- Olea europaea pollen 26
- Olea europaea whole 1
- Oleuropein 3
- Olezarsen sodium 2
- Olibanum 1
- Oliceridine 2
- Oligopeptide-10 1
- Olipudase alfa 2
- Olive oil 7
- Olmesartan medoxomil 303
- Olodaterol hydrochloride 2
- Olopatadine hydrochloride 114
- Olsalazine sodium 1
- Olutasidenib 1
- Omadacycline 2
- Omalizumab 7
- Omaveloxolone 1
- Omega-3 fatty acids 3
- Omega-3-acid ethyl esters 27
- Omega-6 fatty acids 1
- Omeprazole 310
- Omeprazole magnesium 76
- Omidenepag isopropyl 1
- Onasemnogene abeparvovec 1
- Ondansetron 99
- Ondansetron hydrochloride 173
- Onion 197
- Ononis campestris 1
- Ononis repens root 1
- Ononis repens whole 3
- Ononis spinosa whole 7
- Onopordum acanthium flower 6
- Onosmodium virginianum 16
- Onosmodium virginianum whole 1
- Ophiopogon japonicus whole 2
- Opicapone 2
- Opium 3
- Opuntia ficus-indica flower 1
- Opuntia ficus-indica whole 2
- Orange 8
- Orange juice 1
- Oregano 6
- Oregano flowering top 1
- Oregano leaf oil 1
- Orforglipron calcium 6
- Origanum majorana 10
- Origanum vulgare subsp. Hirtum whole 1
- Oritavancin 1
- Oritavancin diphosphate 1
- Orlistat 4
- Ornithine 12
- Ornithine oxoglurate 1
- Ornithogalum umbellatum 31
- Ornithogalum umbellatum bulb 1
- Ornithogalum umbellatum flowering top 51
- Ornithogalum umbellatum whole 28
- Orotic acid monohydrate 5
- Orphenadrine citrate 25
- Orthoclase 1
- Orthosiphon aristatus whole 1
- Oryctolagus cuniculus adrenal gland 4
- Oryctolagus cuniculus bone 1
- Oryctolagus cuniculus cartilage 1
- Oryctolagus cuniculus hair 5
- Oryctolagus cuniculus heart 1
- Oryctolagus cuniculus kidney 2
- Oryctolagus cuniculus knee joint 1
- Oryctolagus cuniculus ligament 1
- Oryctolagus cuniculus liver 6
- Oryctolagus cuniculus lung 2
- Oryctolagus cuniculus ovary 1
- Oryctolagus cuniculus pancreatin 1
- Oryctolagus cuniculus pituitary gland 2
- Oryctolagus cuniculus skin 10
- Oryctolagus cuniculus spinal cord 1
- Oryctolagus cuniculus spleen 2
- Oryctolagus cuniculus thymus 1
- Oryctolagus cuniculus thyroid 1
- Oryctolagus cuniculus uterus 1
- Oryza sativa (Rice) seed oil 1
- Oryza sativa whole 2
- Oseltamivir phosphate 127
- Osilodrostat phosphate 4
- Osimertinib 4
- Osmium 32
- Ospemifene 1
- Ostrea edulis shell 6
- Oteseconazole 1
- Ovine digoxin immune fab 2
- Ovis aries skin 1
- Ovis aries whole 1
- Oxacillin sodium 13
- Oxalic acid 9
- Oxalic acid dihydrate 23
- Oxaliplatin 40
- Oxalis acetosella leaf 7
- Oxalis acetosella whole 1
- Oxalis stricta whole 5
- Oxaprozin 10
- Oxazepam 16
- Oxcarbazepine 126
- Oxiconazole nitrate 3
- Oxidronate disodium 1
- Oxitriptan 4
- Oxogestone 1
- Oxogluric acid 31
- Oxybenzone 456
- Oxybutynin 2
- Oxybutynin chloride 114
- Oxycodone 9
- Oxycodone hydrochloride 288
- Oxygen 609
- Oxymetazoline 1
- Oxymetazoline hydrochloride 215
- Oxymorphone hydrochloride 27
- Oxyquinoline sulfate 1
- Oxytocin 23
- Oxytocin acetate 1
- Oxytropis lambertii top 1
- Oyster shell calcium carbonate, Crude 434
- Oyster, Unspecified 1
- Ozanimod hydrochloride 1
- Ozone 4
Ingredients, salts and combinations
Ingredients are listed as the FDA records them, including the salt form (atorvastatin calcium is listed separately from atorvastatin). A combination product appears under each of its active ingredients.
Drug classes group ingredients by how they act: see drug classes.