Archives: Drug Cards

Tirzepatide Mechanism of Action Dual GIP/GLP‑1 receptor agonist Mimics endogenous glucose‑dependent insulinotropic polypeptide (GIP) and glucagon‑like peptide‑1 (GLP‑1). Enhances insulin secretion and suppresses glucagon in a glucose‑dependent manner. Delays gastric…

Tiotropium Mechanism of Action Long‑acting antimuscarinic bronchodilator Selectively antagonizes muscarinic M3 receptors on airway smooth muscle. Blocks acetylcholine‑mediated bronchoconstriction. Persistent occupation of receptors produces >24 h bronchodilation with once‑daily dosing. Modestly…

Timolol Timolol is a non‑selective β‑adrenergic receptor blocker used primarily to manage intraocular pressure (IOP) in glaucoma and ocular hypertension. It also has systemic indications, such as treating supraventricular tachycardia…

Ticagrelor Ticagrelor is a reversible, non‑competitive inhibitor of the platelet ADP P2Y12 receptor. It is a cornerstone antiplatelet agent used in acute coronary syndromes (ACS) and as maintenance therapy after percutaneous…

Tibsovo Tibsovo (generic tirbanibulin 1%) is a topical microtubule‑targeting agent approved for the treatment of actinic keratosis (AK) on the face and neck. Mechanism of Action Src kinase inhibition: Tirbanibulin…

Thiamine Thiamine (vitamin B₁) is a water‑soluble essential micronutrient involved in carbohydrate metabolism and neuronal function. It is commonly supplemented orally or parenterally to treat or prevent deficiency states. Mechanism of…

Theophylline Theophylline is a methylxanthine bronchodilator primarily used for maintenance therapy in chronic obstructive pulmonary disease (COPD) and asthma. It is also employed in certain acute exacerbations, idiopathic pulmonary fibrosis,…

Tetracycline --- Mechanism of Action Tetracycline is a broad‑spectrum glycycline that inhibits bacterial protein synthesis by binding to the 30S ribosomal subunit. Prevents attachment of aminoacyl‑tRNA to the A‑site, blocking…

Testosterone Mechanism of Action Testosterone is the principal endogenous androgen that exerts its pharmacological effects through: Binding to intracellular androgen receptors (AR) in target tissues (e.g., muscle, bone, prostate, brain).…

Terbinafine Terbinafine (brand names: Lamisil®, Lamisil‑O™, Lamisil‑Pat™) is a systemic allylamine antifungal primarily used for dermatophyte infections. It selectively inhibits fungal squalene epoxidase, depleting ergosterol and causing lethal membrane dysfunction.…