SPL Set ID: 5c2581e3-2b30-4da5-8bed-228173ca20d2
1 drug(s) with this SPL Set ID
Metformin hydrochloride is an oral antihyperglycemic drug used in the management of type 2 diabetes. Metformin hydrochloride (N, N-dimethylimidodicarbonimidic diamide hydrochloride) is not chemically or pharmacologically related to any other classes of oral antihyperglycemic agents. The structural formula is as shown: Metformin hydrochloride is a white to off-white crystalline compound with a molecular formula of C4H11N5•HCl and a molecular weight of 165.63. Metformin hydrochloride is freely soluble in water and is practically insoluble in acetone, ether and chloroform. The pKa of metformin is 12.4. The pH of a 1% aqueous solution of metformin hydrochloride is 6.68. Each metformin hydrochloride tablet USP, intended for oral administration, contains 500 mg or 850 mg or 1000 mg metformin hydrochloride. In addition, each metformin hydrochloride tablet USP contains the following inactive ingredients: colloidal silicon dioxide, hypromellose, magnesium stearate, polyethylene glycol and povidone. metformin-structural-formula.jpg