SPL Set ID: 3c393b41-9423-4ea6-8a79-0cbff0693471

Bisoprolol fumarate, USP is a synthetic, beta 1 -selective (cardioselective) adrenoceptor blocking agent. The chemical name for bisoprolol fumarate is (±)-1-[4-[[2-(1-Methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its molecular formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and its structure is: Bisoprolol fumarate has a molecular weight of 766.96. It is a white crystalline powder which is approximately equally hydrophilic and lipophilic and is very soluble in water and methanol; freely soluble in chloroform, glacial acetic acid and ethanol; slightly soluble in ethyl acetate and acetone. Bisoprolol fumarate tablets, USP is available as 5 mg and 10 mg tablets for oral administration. Each tablet contains following inactive ingredients: butylated hydroxyanisole, colloidal silicon dioxide, crospovidone, dibasic calcium phosphate anhydrous, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol and titanium dioxide. Additionally, each 5 mg tablet contains D&C yellow #10 Aluminum Lake and FD&C red #40 Aluminum Lake. FDA approved dissolution test specifications differ from USP. Image