SPL Set ID: 65da2d2e-cce8-4bf6-a12d-3565b4b6b7c8

Bisoprolol Fumarate Tablets, USP Rx Only DESCRIPTION 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 766.97. It is a white crystalline powder which is approximately equally hydrophilic and lipophilic, and is readily soluble in water, methanol, ethanol, and chloroform. Bisoprolol fumarate tablets, USP are available as 5 and 10 mg tablets for oral administration. Inactive ingredients include microcrystalline cellulose, butylated hydroxy anisole, dibasic calcium phosphate anhydrous, crospovidone, colloidal silicon dioxide, magnesium stearate, hypromellose, hydroxypropyl cellulose and titanium dioxide. The 5 mg tablets also contain talc, FD&C red #40 and FD&C blue #2. FDA approved dissolution test specifications differ from USP. image description