Tolbutamide is a first generation potassium channel blocker, sulfonylurea oral hypoglycemic drug.

Tolterodine L-Tartrate is a muscarinic receptor antagonist that is active at all mAChR M subtypes. This compound blocks the opening of ion channels by acetylcholine, which in turn leads to muscle relaxation by blocking neuronal signaling.

Tolvaptan is a selective, competitive arginine vasopressin receptor 2 antagonist with an IC50 of 1.28μM for the inhibition of AVP-induced platelet aggregation.

Topiramate is an anticonvulsant that antagonizes GluR5 receptors and acts as a positive allosteric modulator of GABA receptor-mediated currents.

Toremifene Citrate(NK 622; FC 1157a) is a second-generation selective estrogen-receptor modulator (SERM) in development for the prevention of osteoporosis.

Torsemide (Demadex)

Tranexamic acid (Transamin)

Travoprost

Trazodone HCl is an antidepressant belonging to the class of serotonin receptor antagonists and reuptake inhibitors for treatment of anxiety disorders.

Triamcinolone Acetonide is a more potent type of triamcinolone, being about 8 times as effective as prednisone.

Triamterene blocks epithelial Na+ channel (ENaC) in a voltage-dependent manner, which used as a mild diuretic.

Trifluoperazine Dihydrochloride is a potent dopamine D2 receptor inhibitor used as an antipsychotic and an antiemetic.

Trimetazidine dihydrochloride is a drug for angina pectoris. Trimetazidine is the first cytoprotective anti-ischemic agent , which improves myocardial glucose utilization through inhibition of fatty acid metabolism.

Trospium Chloride is a competitive muscarinic cholinergic receptor antagonist.

Bestatin is a natural, broad-spectrum, and competitive aminopeptidase inhibitor.

UK 14,304 is a full α2-adrenergic receptor (α2-AR) agonist.

Valaciclovir HCl

Valsartan is a nonpeptide angiotensin II AT1-receptor antagonist with an IC50 ranging from 39.5 to 116 μM. This in turn causes blood vessel dilation.

Vardenafil is a PDE5 inhibitor used for treating erectile dysfunction.

Vecuronium Bromide

Verapamil Hcl is an L-type calcium channel blocker of the phenylalkylamine class.

Vidarabine (Vira-A)