Obeticholic Acid (18) Obinutuzumab (1) Octreotide Acetate (4) Ofloxacin (Ophthalmic) (2) Ofloxacin (Oral & Injection) (7) Ofloxacin + Clotrimazole + Beclomethasone + Lidocaine (1) Olanzapine (25) Olaparib (13) Olmesartan Medoxomil (58) Olmesartan Medoxomil + Hydrochlorothiazide (26) Olopatadine Hydrochloride (Nasal Spray) (3) Olopatadine Hydrochloride (Ophthalmic) (51) Omalizumab (1) Omega-3 Acid Ethyl Esters [Salmon Fish Oil] (5) Omeprazole (235) Omeprazole (MUPS tablet) (7) Ondansetron (102) Oral Cholera Vaccine (2) Oral Polio Vaccine (1) Oral Rehydration Salt [Flavored] (6) Oral Rehydration Salt [Powder] (32) Oral Rehydration Salt [Rice Based] (4) Orlistat (12) Ornidazole (8) Oseltamivir (2) Osimertinib (8) Ospemifene (2) Oxaliplatin (9) Oxaprozin (1) Oxazepam (1) Oxcarbazepine (11) Oxiconazole Nitrate (4) Oxybuprocaine Hydrochloride (3) Oxymetazoline Hydrochloride (Cream) (3) Oxymetazoline Hydrochloride (Nasal Preparation) (33) Oxymorphone Hydrochloride (2) Oxyphenonium Bromide (4) Oxytetracycline (9) Oxytetracycline + Polymixin B Sulphate (2) Oxytocin (8) Ozenoxacin (1)