Prazosin hydrochloride19237-84-4100 % similar Prazosin19216-56-997 % similar Cyclazosin146929-33-168 % similar Terazosin hydrochloride63074-08-860 % similar Terazosin monohydrochloride dihydrate70024-40-757 % similar Doxazosin74191-85-857 % similar 2-(1-Piperazinyl)-4-amino-6,7-dimethoxyquinazoline60547-97-957 % similar Terazosin63590-64-757 % similar Doxazosin mesylate77883-43-351 % similar 1-(2-Furanylcarbonyl)piperazine hydrochloride60548-09-644 % similar Alfuzosin hydrochloride81403-68-141 % similar 4-Amino-2-chloro-6,7-dimethoxyquinazoline23680-84-441 % similar 1-(2-Furoyl)piperazine40172-95-040 % similar Alfuzosin81403-80-739 % similar