SPL Set ID: 40e47e75-6a47-323b-e054-00144ff8d46c
1 drug(s) with this SPL Set ID
Doxazosin mesylate is a quinazoline compound that is a selective inhibitor of the alpha 1 subtype of alpha-adrenergic receptors. The chemical name of doxazosin mesylate is 1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(1,4-benzodioxan-2-ylcarbonyl) piperazine methanesulfonate. The empirical formula for doxazosin mesylate is C 23 H 25 N 5 O 5 • CH 4 O 3 S and the molecular weight is 547.6. It has the following structure: Doxazosin mesylate is freely soluble in dimethylsulfoxide, soluble in dimethylformamide, slightly soluble in methanol, ethanol, and water (0.8% at 25°C), and very slightly soluble in acetone and methylene chloride. Doxazosin tablets USP are available as colored tablets for oral use and contains 1 mg (White to off white), 2 mg (Cream to yellow), 4 mg (Cream to yellow) and 8 mg (White to off white) of doxazosin as the free base. The inactive ingredients for all tablets are: lactose monohydrate, microcrystalline cellulose, sodium lauryl sulfate, magnesium stearate and sodium starch glycolate. The 2 mg & 4 mg tablet contains ferric oxide yellow. Chemical Structure