nonsynthetics
plural of nonsynthetic

nootropic
Any substance purported to increase or enhance cognitive abilities.
A drug that enhances learning and memory and lacks the usual pharmacology of other psychotropic drugs (e.g. sedation, motor stimulation) and possesses very few side effects and extremely low toxicity.

nootropics
plural of nootropic

norclobazam
A metabolite of clobazam in which a methyl group has been removed from a nitrogen atom. IUPAC name is 7-chloro-5-phenyl-1H-1,5-benzodiazepine-2,4-dione.

nordazepam
A benzodiazepine drug, related to diazepam used primarily to treat anxiety.

nordiazepam
The drug nordazepam.

norelgestromin
A progestin used as a female contraceptive.

norethandrolone
The anabolic steroid 17α-ethyl-19-nortestosterone.

norfenefrine
An adrenergic agent used as a sympathomimetic drug.

norflurane
The haloalkane refrigerant 1,1,1,2-tetrafluoroethane.

norgestimate
A synthetic progestogen C₂₃H₃₁NO₃ (trademark Ortho Tri-Cyclen) that is used in combination with an estrogen (as ethinylestradiol) in birth control pills.

norgestomet
A therapeutic progestin.

norgestrel
A synthetic progestogen C₂₁H₂₈O₂ having two optically active forms of which the biologically active levorotatory form is used in birth control pills.

norgestrienone
A steroidal progestin.

normorphine
An opiate analogue, the N-demethylated derivative of morphine.

nortetrazepam
A benzodiazepine drug.

norvinisterone
A therapeutic progestin.

noscapine
A benzylisoquinoline alkaloid obtained from plants of the Papaveraceae family, primarily used for its antitussive effects.

noscapines
plural of noscapine

nostra
plural of nostrum

nostrum
A medicine or remedy in conventional use which has not been proven to have any desirable medical effects.
An ineffective but favorite remedy for a problem, usually involving political action.

nostrums
plural of nostrum

nupercaine
Cinchocaine.

nuvenzepine
An antimuscarinic drug.

nylestriol
Alternative form of nilestriol.

nylidrin
buphenine

obiltoxaximab
A monoclonal antibody medication designed to treat exposure to anthrax spores.

obinutuzumab
Synonym of afutuzumab.

ochronosis
Abnormal brown pigmentation of tissue (especially cartilage and ligaments), specifically that resulting from the accumulation of a melanin-like pigment derived from homogentisic acid in the metabolic disorder alkaptonuria.

ocinaplon
A particular kind of anxiolytic pyrazolopyrimidine drug.

oclacitinib
A veterinary medication belonging to the class of Janus kinase inhibitors, used for the treatment of atopic dermatitis in dogs.

ocrelizumab
A humanized monoclonal antibody with possible applications as an immunosuppressive drug.

octacaine
An anesthetic drug.

octahistidine
polyhistidine that has eight monomers

octatropine
A muscarinic antagonist and antispasmodic, used in the methylbromide form.

octisalate
The ester octyl salicylate when used as a sunscreen.

octodrine
A particular kind of stimulant drug.

octopamine
An aromatic amine, 4-(2-amino-1-hydroxy-ethyl)phenol, related to noradrenaline, having similar characteristics to dopamine.

octreotate
A cyclopeptide related to somatostatin

odesivimab
A monoclonal antibody used in the combination drug atoltivimab/maftivimab/odesivimab to treat Zaire ebolavirus.

odulimomab
A mouse monoclonal antibody under investigation as a drug to prevent transplant rejection and to treat various immunological diseases.

ofatumumab
A human monoclonal antibody targeting CD20, used to treat multiple sclerosis and certain types of chronic lymphocytic leukemia.

olaratumab
A particular monoclonal antibody.

oleclumab
A human monoclonal antibody used to treat certain cancers

olendalizumab
A particular anti-inflammatory monoclonal antibody

oleocanthal
A tyrosol ester isolated from extra-virgin olive oil, with anti-inflammatory and antioxidant properties.

olezarsen
A medication used in the treatment of familial chylomicronemia syndrome.

oligohistidine
An oligomer of histidine

oligohistidines
plural of oligohistidine

olmesartan
An angiotensin-receptor antagonist used to treat hypertension.

olmutinib
The antineoplastic drug N-[3-[2-[4-(4-methylpiperazin-1-yl)anilino]thieno[3,2-d]pyrimidin-4-yl]oxyphenyl]prop-2-enamide

olodaterol
The bronchodilator 6-hydroxy-8-{(1R)-1-hydroxy-2-{[1-(4-methoxyphenyl)-2-methylpropan-2-yl]amino}ethyl}-4H-1,4-benzoxazin-3-one.

olpadronate
The conjugate base, or any salt or ester, of olpadronic acid. Used as a medication to inhibit bone loss in disorders of bone metabolism.

olprinone
A particular kind of cardiotonic agent.

olsalazine
A disodium salicylate C₁₄H₁₀N₂O₆ that is administered orally and is converted in the body to an aminosalicylic acid having an anti-inflammatory effect used in the treatment of ulcerative colitis.

omalizumab
A monoclonal antibody used mainly in allergy-related asthma therapy with the purpose of reducing allergic hypersensitivity.

omapatrilat
An antihypertensive agent that inhibits both neutral endopeptidase and angiotensin converting enzyme.

omaveloxolone
A synthetic oleanane.

omeprazole
A substituted benzimidazole (trademark Losec, Prilosec) which is a proton pump inhibitor and inhibits secretion of gastric acid, being given orally in the treatment of ulcers and gastroesophageal reflux; 5-methoxy-2-(4-methoxy-3,5-dimethyl-2-pyridylmethylsulfinyl)benzimidazole, C₁₇H₁₉N₃O₃S.

omidenepag
A medication used to treat glaucoma and ocular hypertension.

onapristone
A synthetic antiprogestogen used to combat prostate cancer.

onartuzumab
A humanized monoclonal antibody designed to treat cancer.

oncovin
vincristine

ondansetron
A carbazole derivative (trademark Zofran), C₁₈H₁₉N₃O, that is a serotonin receptor antagonist administered by injection and by mouth to relieve nausea and vomiting, especially during cancer therapy.

orbofiban
An orally active platelet receptor antagonist.

orciprenaline
A bronchodilator used in the treatment of asthma.

oregovomab
A mouse monoclonal antibody designed to treat ovarian cancer.

orestrate
A synthetic steroidal estrogen, the 3-propanoyl, 17-(1-cyclohexenyl) ether of estradiol.

ormeloxifene
A selective estrogen receptor modulator.

ormetoprim
A dihydrofolate reductase inhibitor.

ornidazole
A particular kind of drug that cures some protozoan infections.

orotidine
A nucleoside formed by reaction of orotic acid with ribose

orthodoxies
plural of orthodoxy

osalmid
A choleretic drug.

osanetant
A neurokinin 3 receptor antagonist being researched for the treatment of schizophrenia.

osaterone
A particular antiandrogen.

osimertinib
A drug used to treat non-small-cell lung carcinomas with a specific mutation.

osmodiuretic
An osmotic diuretic

osmodiuretics
plural of osmodiuretic

ospemifene
An oral medication used to treat dyspareunia.

ossibuprocaine
Alternative form of oxybuprocaine.

otalgic
Of or pertaining to otalgia.

otalgics
plural of otalgic

otelixizumab
A monoclonal antibody, being developed for the treatment of type 1 diabetes and other autoimmune diseases.

oteseconazole
A medication for the treatment of vaginal yeast infections.

otilimab
A human antibody medication used in treating autoimmune diseases such as multiple sclerosis and rheumatoid arthritis.

overdosage
Excessive dosage; taking too much of a pharmaceutical drug.

overdosages
plural of overdosage

oxacarbazepine
Alternative form of oxcarbazepine.

oxaceprol
A particular kind of anti-inflammatory drug that is used to treat osteoarthritis.

oxagrelate
A phosphodiesterase inhibitor.

oxaliplatin
A particular drug used in chemotherapy.

oxametacin
A nonsteroidal anti-inflammatory drug.

oxamniquine
An anthelmintic drug with schistosomicidal activity against Schistosoma mansoni.

oxandrolone
An androgenic anabolic steroid C₁₉H₃₀O₃ administered orally especially to promote weight gain (as after extensive surgery or a chronic infection) and to relieve bone pain in osteoporosis.

oxaphenamide
Synonym of osalmid.