- o-(p-Anisoyl)benzoic Acid
- o-Aminoazotoluene
- o-Aminobenzoic Acid
- o-Aminophenol
- o-Benzylphenol
- Obidoxime Chloride(Antidote (organophosphate insecticide poisoning).)
- Oblimersen Sodium(Antineoplastic.)
- o-Chlorobenzoic Acid
- o-Chlorobenzylidenemalononitrile
- Ochratoxins
- Ocimene
- o-Cresolphthalein
- o-Cresotic Acid
- o-Cresyl Acetate
- Octabenzone(Ultraviolet screen.)
- Octacaine(Anesthetic (local).)
- Octacosanol
- Octafluorocyclobutane
- Octamethylcyclotetrasiloxane
- Octamethyltrisiloxane
- Octamoxin(Antidepressant.)
- Octamylamine(Antispasmodic.)
- Octane
- Octanohydroxamic Acid
- Octaverine(Antispasmodic.)
- Octenidine(Antiseptic (topical).)
- Octhilinone
- Octocrylene(Ultraviolet screen.)
- Octodrine(Decongestant.)
- Octogen
- Octopamine(Adrenergic.)
- Octotiamine(Vitamin (enzyme cofactor).)
- Octoxynol
- Octreotide(Gastric antisecretory agent. Treatment of acromegaly.)
- Octyl Acetate
- Octyl Cyanoacrylate(Tissue adhesive.)
- Octyl Methoxycinnamate(Ultraviolet screen.)
- Octyl Salicylate(Ultraviolet screen.)
- o-Dichlorobenzene
- Ofloxacin(Antibacterial.)
- Oil Anise, Japanese(Carminative; expectorant.)
- Oil Bergamot
- Oil of Balm
- Oil of Basil
- Oil of Bay
- Oil of Bitter Almond(Formerly as topical antipruritic.)
- Oil of Bitter Orange
- Oil of Cajeput(Expectorant, counterirritant, scabicide.)
- Oil of Camphor, Rectified(Rubefacient.)
- Oil of Cashew Nut Shell
- Oil of Cedar Wood
- Oil of Celery
- Oil of Champaca
- Oil of Chenopodium(Anthelmintic.)
- Oil of Cherry Laurel
- Oil of Citronella
- Oil of Cumin
- Oil of Cypress
- Oil of Dill(Aromatic carminative.)
- Oil of Dwarf Pine Needles(Expectorant.)
- Oil of Fir(Expectorant.)
- Oil of Fir–Siberian(Expectorant.)
- Oil of Fleabane
- Oil of Geranium
- Oil of Geranium–East Indian
- Oil of Hyssop
- Oil of Lemon
- Oil of Lemon Grass
- Oil of Levant Wormseed(Anthelmintic.)
- Oil of Linaloe
- Oil of Marjoram
- Oil of Myrtle
- Oil of Niaouli(Anthelmintic.)
- Oil of Orange(Expectorant.)
- Oil of Orange Flowers
- Oil of Origanum
- Oil of Patchouli
- Oil of Pettigrain
- Oil of Pine Needles(Expectorant.)
- Oil of Rose
- Oil of Rue
- Oil of Sweet Almond(Cathartic.)
- Oil of Tansy
- Oil of Thyme(Rubefacient, counterirritant, antiseptic, carminative.)
- Oil of Vetiver
- Oil of Wine, “Heavy”
- Oil Palm
- o-Iodoanisole
- o-Iodobenzoic Acid
- o-Iodohippurate Sodium(Diagnostic aid (radiopaque medium); labeled form as diagnostic aid (radioactive imaging agent).)
- o-Iodophenol
- o-Iodoxybenzoic Acid
- Okadaic Acid
- Olaflur
- Olah's Reagent
- Olanzapine(Antipsychotic.)
- Olaquindox
- Old Yellow Enzyme
- Oleandomycin(Antibacterial.)
- Oleandrin(Cardiotonic; diuretic.)
- Oleanolic Acid
- Oleic Acid(Diagnostic aid (pancreatic function).)
- Oleocanthal
- Oleuropein
- Oleyl Alcohol
- Olibanum
- Oligomycins(Oligomycin D as antifungal.)
- Olivacine
- Olivanic Acids
- Olive Oil
- Olivil
- Olivomycins(Antineoplastic.)
- Olmesartan(Antihypertensive.)
- Olopatadine(Antiallergic; antihistaminic.)
- Olsalazine(Anti-inflammatory (gastrointestinal).)
- Omalizumab(Antiallergic; antiasthmatic.)
- Omapatrilat(Antihypertensive.)
- Omega-3 Acid Ethyl Esters(Antilipemic.)
- ω-Bromoacetophenone
- ω-Chloroacetophenone
- Omeprazole(Antiulcerative; in treatment of Zollinger-Ellison syndrome.)
- Omoconazole(Antifungal (topical).)
- Onapristone(Antiprogestin; antineoplastic (hormonal).)
- Ondansetron(Antiemetic.)
- Onion Oil
- o-Nitroaniline
- o-Nitrobiphenyl
- o-Nitrophenol
- o-Nitrophenylpropiolic Acid
- Ontianil
- o-Orsellinic Acid
- Oosporein
- o-Phenanthroline
- o-Phenetidine
- o-Phenylenediamine
- o-Phenylphenol
- o-Phthalaldehyde
- Opianic Acid
- Opiniazide(Antibacterial (tuberculostatic).)
- Opipramol(Antidepressant; antipsychotic.)
- Opium(Analgesic (narcotic). Hypnotic.)
- Opromazine
- Opsins
- Orange B
- Orange I
- Orange II
- Orange Peel
- Orazamide(Hepatoprotectant.)
- Orbifloxacin
- Orcein
- Orcinol
- Oregovomab(Antineoplastic, immunomodulator.)
- Orexins
- Oripavine
- Oritavancin(Antibacterial.)
- Orlistat(Antiobesity agent.)
- Orlon®
- Ormosinine
- Ornidazole(Anti-infective.)
- Ornipressin(Vasoconstrictor.)
- Ornithine(In treatment of hyperammonemia.)
- Ornoprostil(Antiulcerative.)
- Orotic Acid(Uricosuric.)
- Orotidine
- Oroxylin A
- Orphenadrine(Muscle relaxant (skeletal); antihistaminic.)
- Orris
- Orthanilic Acid
- Orthocaine(Anesthetic (topical).)
- Orthoformic Acid
- Oryzacidin
- Oryzalin
- Osajin
- Osalmid(Choleretic.)
- Osaterone(Treatment of benign prostatic hypertrophy; antiandrogen.)
- Oseltamivir(Antiviral (influenza).)
- Osmaron B
- Osmium
- Osmium Hexafluoride
- Osmium Tetrachloride
- Osmium Tetroxide
- Osteocalcin
- Osthole
- Ostruthin
- Ostruthol
- o-Thymotic Acid
- Otilonium Bromide(Antispasmodic.)
- Otobain
- o-Tolidine
- o-Tolualdehyde
- o-Toluamide
- o-Tolunitrile
- Ouabagenin
- Ouabain(Cardiotonic.)
- Ovalbumin
- Ox Bile Extract(Choleretic.)
- Oxabolone(Anabolic.)
- Oxaceprol(Anti-inflammatory; vulnerary.)
- Oxacillin(Antibacterial.)
- Oxadiargyl
- Oxadiazon
- Oxadixyl
- Oxaflozane(Antidepressant.)
- Oxaflumazine(Antipsychotic.)
- Oxalacetic Acid
- Oxalenediuramidoxime
- Oxalic Acid
- Oxaliplatin(Antineoplastic.)
- Oxalomolybdic Acid
- Oxalyl Chloride
- Oxamarin(Hemostatic.)
- Oxametacine(Anti-inflammatory.)
- Oxamic Acid
- Oxamide
- Oxamniquine(Anthelmintic (Schistosoma).)
- Oxamyl
- Oxanamide
- Oxandrolone(Androgen.)
- Oxantel(Anthelmintic (Nematodes).)
- Oxapropanium Iodide(Cholinergic.)
- Oxaprozin(Anti-inflammatory.)
- Oxatomide(Antiallergic; antiasthmatic.)
- Oxazepam(Anxiolytic.)
- Oxazidione(Anticoagulant.)
- Oxazolam(Anxiolytic.)
- Oxcarbazepine(Anticonvulsant.)
- Oxeladin(Antitussive.)
- Oxendolone(Anti-androgen; in treatment of benign prostatic hypertrophy.)
- Oxenin
- Oxethazaine(Anesthetic (local).)
- Oxetorone(Analgesic (specific in migraine).)
- Oxfendazole
- Oxibendazole
- Oxiconazole Nitrate(Antifungal.)
- Oxidimethiin
- Oxidized Cellulose(Hemostatic (local).)
- Oxidronic Acid(99mTc-complex as diagnostic aid (radioactive imaging agent).)
- Oxiniacic Acid(Antilipemic.)
- Oxiracetam(Nootropic.)
- Oxitropium Bromide(Bronchodilator.)
- Oxolamine(In inflammatory conditions of respiratory tract.)
- Oxolinic Acid(Antibacterial.)
- Oxomemazine
- Oxonic Acid
- Oxophenarsine Hydrochloride(Antiprotozoal (Trypanosoma).)
- Oxophenylarsine
- Oxotremorine
- Oxprenolol(Antihypertensive, antianginal, antiarrhythmic.)
- Oxyacanthine
- Oxybenzone(Ultraviolet screen.)
- Oxybutynin(In treatment of urinary incontinence.)
- Oxychlorosene(Antiseptic.)
- Oxycinchophen(Antidiuretic; uricosuric.)
- Oxyclozanide
- Oxycodone(Analgesic (narcotic).)
- Oxyfedrine(Antianginal. Treatment of coronary insufficiency.)
- Oxyfluorfen
- Oxygen(Medicinal gas to relieve hypoxia; at hyperbaric pressures in cardiac and other surgery, anaerobic infections, carbon monoxide poisoning; in cryotherapy (liq form).)
- Oxymesterone(Androgen; anabolic.)
- Oxymetazoline(Adrenergic (vasoconstrictor); nasal decongestant.)
- Oxymetholone(Androgen.)
- Oxymethurea(Antiseptic.)
- Oxymorphone(Analgesic (narcotic).)
- Oxypendyl(Antiemetic.)
- Oxypertine(Antidepressant.)
- Oxyphenbutazone(Anti-inflammatory.)
- Oxyphencyclimine(Antispasmodic.)
- Oxyphenisatin Acetate(Cathartic.)
- Oxyphenonium Bromide(Antispasmodic.)
- Oxypinocamphone(Respiratory insufficiency.)
- Oxytetracycline(Antibacterial.)
- Oxythiamine
- Oxythioquinox
- Oxytocin(Oxytocic.)
- Ozagrel(Antithrombotic; antianginal.)
- Ozone
|