Triazolam (trye ay’ zoe lam) Apo-Triazo (CAN), Gen-Triazolam (CAN), Halcion PREGNANCY CATEGORY X CONTROLLED SUBSTANCE C-IV Drug Classes Benzodiazepine Sedative-hypnotic Therapeutic Actions Exact mechanisms of action not understood; acts mainly…

Triamterene (trye am’ ter een) Dyrenium PREGNANCY CATEGORY C Drug class Potassium-sparing diuretic Therapeutic Actions Inhibits sodium reabsorption in the renal distal tubule, causing loss of sodium and water and…

Triamcinolone (trye am sin’ oh lone) Triamcinolone Acetonide IM, intra-articular, or soft-tissue, injection; intraocular injection; respiratory inhalant; dermatologic ointment, cream lotion, aerosol: Kenalog, Nasacort AQ, Oracort (CAN), Triderm, Triesence, Trivaris…

Dangerous Drug: Tretinoin (Retinoic Acid) (tret’ i noyn) Atralin, Avita, Refissa, Renova, Retin-A, Retin-A Micro, Stieva-A (CAN), Tretin-X PREGNANCY CATEGORY D (ORAL) PREGNANCY CATEGORY C (TOPICAL) Drug Classes Antineoplastic Retinoid…

Treprostinil Sodium (tra pros’ tin ill) Remodulin, Tyvaso PREGNANCY CATEGORY B Drug Classes Endothelin receptor antagonist Prostacyclin analogue (vasodilating drug) Therapeutic Actions Specifically blocks receptor sites for endothelin (ETA and…

Trazodone Hydrochloride

Dangerous Drug: Trastuzumab (trass too zoo’ mab) Herceptin PREGNANCY CATEGORY D Drug Classes Antineoplastic Monoclonal antibody (anti-HER2) Therapeutic Actions Humanized monoclonal antibody to the human epidermal growth factor receptor 2…

Tranylcypromine Sulfate (tran ill sip’ roe meen) Parnate PREGNANCY CATEGORY C Drug Classes Antidepressant MAOI Therapeutic Actions Irreversibly inhibits MAO, an enzyme that breaks down biogenic amines, such as epinephrine,…

Tranexamic Acid

Trandolapril (tran dole’ ah pril) Mavik PREGNANCY CATEGORY D Drug Classes ACE inhibitor Antihypertensive Therapeutic Actions Blocks ACE from converting angiotensin I to angiotensin II, a powerful vasoconstrictor, leading to…