triethylenemelamine
A particular drug used in chemotherapy.

trifluoromethylphenylpiperazine
A particular piperazine-based drug, used recreationally but not medicinally.

trifluridine
An antiherpesvirus drug, used primarily on the eye

trihexosidase
Any enzyme that catalyzes the breakdown of a trihexoside, and often, more specifically, alpha-galactosidase (ceramide trihexosidase), a deficiency of which allows globotriaosylceramide (ceramide trihexoside) to accumulate in the tissues of people with Fabry disease.

trihexosidases
plural of trihexosidase

triidothyronine
Misspelling of triiodothyronine.

triiodothyronin
Alternative form of triiodothyronine.

triiodothyronine
A thyroid hormone, with the chemical formula C₁₅H₁₂I₃NO₄, affecting almost every process in the body, including body temperature, growth, and heart rate.

triiodothyronines
plural of triiodothyronine

trimebutine
A drug with antimuscarinic and weak mu opioid agonist effects.

trimeprazine
The drug alimemazine.

trimethylhydroquinone
A precursor of vitamin E that may be prepared from crotonaldehyde.

trimodulin
A polyclonal antibody for the treatment of COVID-19

triokinase
A transferase enzyme that catalyzes the chemical reaction ATP + D-glyceraldehyde ⇌ ADP + D-glyceraldehyde 3-phosphate.

trional
The anesthetic drug 2,2-bis(ethylsulfonyl)butane.

triostin
A bicyclic peptide with IUPAC name N-[(1R,4S,7R,11S,14R,17S,20R,24S)-2,4,12,15,17,25-hexamethyl-3,6,10,13,16,19,23,26-octaoxo-11,24-di(propan-2-yl)-20-(quinoxaline-2-carbonylamino)-9,22-dioxa-28,29-dithia-2,5,12,15,18,25-hexazabicyclo[12.12.4]triacontan-7-yl]quinoxaline-2-carboxamide

triparanol
A synthetic cholesterol-lowering drug, no longer in use because of adverse side-effects.

tripeptidase
The enzyme tripeptide aminopeptidase.

tripeptidases
plural of tripeptidase

triphosphohydrolase
Any hydrolase that catalyses the hydrolysis of triphosphates

triphosphohydrolases
plural of triphosphohydrolase

triphosphonucleoside
A nucleoside triphosphate

triphosphonucleosides
plural of triphosphonucleoside

trisaccharide
An oligosaccharide consisting of three monosaccharide units joined together

trisaccharides
plural of trisaccharide

tropocollagen
A component of fibres of collagen in which three polypeptide chains are coiled around each other.

tropocollagens
plural of tropocollagen

troponin
A heterotrimeric regulatory protein complex found in the thin filaments of striated muscle fibers, including both skeletal and cardiac muscle, that controls calcium-mediated muscle contraction.

troponins
plural of troponin

troxipide
A particular drug used in the treatment of gastroesophageal reflux.

trypacidin
A toxin, methyl 4,5'-dimethoxy-6-methyl-3,3'-dioxospiro[1-benzofuran-2,6'-cyclohexa-1,4-diene]-1'-carboxylate, produced by Aspergillus fumigatus.

tryparsamid
Alternative form of tryparsamide.

tryparsamide
A particular antiinfective drug.

tryparsamides
plural of tryparsamide

trypsin
A digestive enzyme that cleaves peptide bonds (a serine protease)

trypsins
plural of trypsin

tryptophanase
A lyase enzyme that catalyzes the chemical reaction L-tryptophan + H₂O ⇌ indole + pyruvate + NH₃.

tryptophanases
plural of tryptophanase

tuaminoheptane
A nasal decongestant drug which is a sympathomimetic stimulant and vasoconstrictor.

tuberculin
An antigen used in the diagnosis of tuberculosis.

tuberculoplasmin
The protoplasm of tubercle bacilli

tubulysin
An antimitotic peptide isolated from myxobacteria

tubulysins
plural of tubulysin

tulopafant
An antiplatelet drug.

tungstoenzyme
Any metalloenzyme that contains tungsten

tungstoenzymes
plural of tungstoenzyme

tweenase
Triacylglycerol lipase; a lipase that hydrolyses a triglyceride to form a 1,3-diglyceride.

tweenases
plural of tweenase

tylenol
The pharmaceutical drug acetaminophen (“paracetamol”).
A tablet containing this drug.

tylenols
plural of tylenol

tylocrebrine
The plant alkaloid 2,3,5,6-tetramethoxy-9,11,12,13,13a,14-hexahydrophenanthro[9,10-f]indolizine that inhibits protein synthesis

typholysin
The hemolysin involved in cholera.

typhotoxin
The toxin C₇H₁₇NO₂, produced by the typhoid bacillus.

typhotoxine
Alternative form of typhotoxin.

typhotoxines
plural of typhotoxine

typhotoxins
plural of typhotoxin

tyrase
The enzyme tyrosine ammonia lyase.

tyvelose
An immunomodulatory compound, related to sugars, found in Trichinella spiralis glycoprotein antigens

ubiquinase
Misspelling of ubiquitinase.

ubiquitinase
Any enzyme that catalyzes a ubiquitination reaction

ubiquitinases
plural of ubiquitinase

ubiquitylase
Any enzyme that catalyses the removal of a ubiquitin molecule from a protein.

ubiquitylases
plural of ubiquitylase

ubisindine
An antiarrhythmic drug.

ubrogepant
A drug for the acute treatment of migraine.

ultrabithorax
A particular homeobox protein and associated gene.

upregulators
plural of upregulator

urase
Alternative form of urease.

urease
the enzyme, found in soil bacteria and some plants, that catalyzes the hydrolysis of urea into ammonia and carbon dioxide

ureases
plural of urease

uredepa
An antiosteoporotic drug.

ureohydrolase
Any of various hydrolase enzymes involved in arginine/agmatine metabolism, the urea cycle, histidine degradation, and other pathways.

ureohydrolases
plural of ureohydrolase

urethanase
A hydrolase enzyme that catalyzes the reaction of urethane and water into ethanol, carbon dioxide, and ammonia.

uricase
urate oxidase, an enzyme that catalyzes the oxidation of uric acid to 5-hydroxyisourate.

uricases
plural of uricase

uridine
A nucleoside formed from uracil and ribose.

uridines
plural of uridine

uridylase
Any enzyme that catalyses the hydrolysis of a uridylate

uridylases
plural of uridylase

uridyltransferase
Misspelling of uridylyltransferase.

uridylyltransferase
Any transferase that catalyses the transfer of a uridylyl group between molecules

uridylyltransferases
plural of uridylyltransferase

urocortin
A potent anorexigenic peptide of 40 amino acids.

urocortins
plural of urocortin

urogastrone
A substance secreted by the Brunner's glands that inhibits parietal cells and chief cells of the stomach from secreting acid and their digestive enzymes, in order to protect the duodenum.

uteroglobin
A particular secretoglobin protein.

uteroglobins
plural of uteroglobin

utopiate
A drug providing escape from the problems of reality, and giving dreams of utopia.

utopiates
plural of utopiate

utrophin
A cytoskeleton protein homologous with dystrophin

utrophins
plural of utrophin

uvomorulin
The protein cadherin-1.

valperinol
A drug that acts as a calcium channel blocker.

vamicamide
An antimuscarinic drug.

vanadoenzyme
Any enzyme containing vanadium.

vanadoenzymes
plural of vanadoenzyme

vanitiolide
A choleretic drug.

vasopeptide
Any peptide associated with the vascular system

vasopeptides
plural of vasopeptide

vasopressin
An antidiuretic hormone secreted by the pituitary gland.

vasopressinase
An aminopeptidase enzyme that cleaves vasopressin, oxytocin, and other peptide hormones.

vasopressins
plural of vasopressin

vasopression
Misspelling of vasopressin.

veliparib
A potential anticancer drug acting as a PARP inhibitor.

verazide
An antitubercular drug.

vernalin
A hypothetical plant hormone thought to be responsible for vernalization.

versicanase
A protease that hydrolyses versican

versicanases
plural of versicanase

vesamicol
The drug 2-(4-phenyl-1-piperidyl)cyclohexan-1-ol that inhibits acetylcholine

vetrabutine
A papaverine-like antispasmodic drug.

vicianin
A cyanogenic disaccharide found in the seeds of Vicia angustifolia.

vicianose
A disaccharide found in vicianin.

victorin
A peptide toxin, produced by the fungus Drechslera victoriae that causes blight in some crops

viltolarsen
An antisense oligonucleotide drug for the treatment of Duchenne muscular dystrophy.

vincanol
An anesthetic drug.