SPL Set ID: 623b3bc6-1b07-4a04-bc7a-7fc695adf063
1 drug(s) with this SPL Set ID
Metformin hydrochloride tablets, USP/ metformin hydrochloride extended-release tablets,USP contain the antihyperglycemic agent metformin, which is a biguanide, in the form of monohydrochloride. The chemical name of metformin hydrochloride is N,N -dimethylimidodicarbonimidic diamide hydrochloride. The structural formula is as shown below: Metformin hydrochloride is a white to off-white crystalline compound with a molecular formula of C 4 H 11 N 5 •HCl and a molecular weight of 165.63. It is freely soluble in water and is practically insoluble in acetone, ether, and chloroform. The pK a of metformin is 12.4. The pH of a 1% aqueous solution of metformin hydrochloride is 6.68. Metformin hydrochloride tablets,USP contain 500 mg, 850 mg, or 1000 mg of metformin hydrochloride, USP. Each tablet contains the inactive ingredients povidone, microcrystalline cellulose, sodium starch glycolate and magnesium stearate. In addition, the coating for the tablets contains hypromellose and polyethylene glycol. Metformin hydrochloride extended-release tablets,USP contain 500 mg or 750 mg of metformin hydrochloride, USP as the active ingredient. Each tablet contains the inactive ingredients carbomer homopolymer type A, magnesium trisilicate, dibasic calcium phosphate anhydrous, hydroxyl propyl cellulose, xanthan gum, microcrystalline cellulose, magnesium stearate, polyvinyl alcohol, titanium dioxide, polyethylene glycol and talc. Metformin hydrochloride extended-release tablets 750 mg also contain iron oxide red. Metformin hydrochloride extended-release tablets: USP Dissolution test is pending. metformin hydrochloride structure