SPL Set ID: 9b6170e7-814a-46ef-b068-cf3e6508d5e1
1 drug(s) with this SPL Set ID
Doxazosin mesylate, USP is a quinazoline compound that is a selective inhibitor of the alpha 1 subtype of alpha-adrenergic receptors. The chemical name of doxazosin mesylate, USP is 1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(1,4-benzodioxan-2-ylcarbonyl) piperazine methanesulfonate. It has the following structure: C 23 H 25 N 5 O 5 •CH 4 O 3 S M.W. 547.58 Doxazosin mesylate, USP 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. Each Doxazosin Tablet USP, for oral administration, contains doxazosin mesylate equivalent to 1 mg, 2 mg, 4 mg, or 8 mg of doxazosin as the free base. The inactive ingredients for all tablets are: lactose monohydrate, magnesium stearate, microcrystalline cellulose, pregelatinized corn starch, sodium lauryl sulfate, and sodium starch glycolate. structure