Trazodone, sold under many brand names, is an antidepressant medication. It is used to treat Trazodone is available in the form of 25 mg, 50 mg, mg, mg, and .. Oleptro (United States), Trazorel (Canada), and Trittico ( worldwide). . "Desyrel (Trazodone Hydrochloride): Side Effects, Interactions, Warning. Each tablet contains mg of trazodone hydrochloride elderly or frail patients the recommended initial starting dose is reduced to mg/day given in divided. Trazodone is a tetracyclic antidepressant used to treat depression and anxiety disorders. Includes trazodone side effects, interactions and indications. Related questions. How long does mg trazodone stay in your system? Medical Disclaimer Trazodone Hydrochloride (AHFS Monograph) +2 more.