Metformindrug info
24 HR metformin hydrochloride 1000 MG / sitagliptin 50 MG Extended Release Oral Tablet [Zituvimet]
What it is used for
ZITUVIMET XR is indicated as an adjunct to diet and exercise to improve glycemic control in adults with type 2 diabetes mellitus. Limitations of Use ZITUVIMET XR is not recommended in patients with type 1 diabetes mellitus. ZITUVIMET XR has not been studied in patients with a history of pancreatitis. It is unknown whether patients with a history of pancreatitis are at increased risk for the development of pancreatitis while using ZITUVIMET XR. ZITUVIMET XR is a combination of sitagliptin, a dipeptidyl peptidase-4 (DPP-4) inhibitor, and metformin hydrochloride (HCl), a biguanide indicated as an adjunct to diet and exercise to improve glycemic control in adults with type 2 diabetes mellitus.
Limitations of Use: Not for the treatment of type 1 diabetes mellitus. Has not been studied in patients with a history of pancreatitis.
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective July 16, 2025. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
Description
ZITUVIMET XR tablets for oral use contain two antihyperglycemic medications: sitagliptin and metformin hydrochloride. Sitagliptin Sitagliptin is an orally-active inhibitor of the DPP-4 enzyme. Sitagliptin free base drug substance is used to manufacture ZITUVIMET XR. Sitagliptin free base is described chemically as 7-[(3R)-3-amino-1-oxo-4-(2,4,5-trifluorophenyl)butyl]-5,6,7,8-tetrahydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-α]pyrazine with an empirical formula of C 16 H 15 F 6 N 5 O and a molecular weight of 407.31. The structural formula is: Sitagliptin free base is a white to off-white, non-hygroscopic powder. It is soluble in methanol and slightly soluble in water. Metformin HCl Metformin HCl ( N, N -dimethylimidodicarbonimidic diamide HCl) is a white crystalline powder with a molecular formula of C 4 H 11 N 5
HCl and a molecular weight of 165.62. Metformin HCl is freely soluble in water, slightly soluble in ethanol (95%), practically insoluble in acetone and in methylene chloride. The pK a of metformin HCl is 12.4. The pH of a 1% aqueous solution of metformin HCl is 6.68. The structural formula is as shown: ZITUVIMET XR ZITUVIMET XR is available as film-coated tablets containing: 50 mg sitagliptin and 389.93 mg of metformin equivalent to 500 mg metformin HCl (ZITUVIMET XR 50/500). 50 mg sitagliptin and 779.86 mg of metformin equivalent to 1,000 mg metformin HCl (ZITUVIMET XR 50/1,000). 100 mg sitagliptin and 779.86 mg of metformin equivalent to 1,000 mg metformin HCl (ZITUVIMET XR 100/1,000). All doses of ZITUVIMET XR contain the following inactive ingredients: colloidal silicon dioxide, croscarmellose sodium, dibasic calcium phosphate anhydrous, ferric oxide yellow, hypromellose, magnesium stearate, malic acid, microcrystalline cellulose, povidone, pregelatinized starch (maize) and sodium stearyl fumarate. In addition, the film-coating for all doses contains the following inactive ingredients: polyethylene glycol, polyvinyl alcohol-partially hydrolyzed, iron oxide yellow, talc and titanium dioxide. Additionally, ZITUVIMET XR 50 mg/500 mg and 100 mg/1,000 mg tablets film-coating contain the inactive ingredient red iron oxide and 50 mg/1,000 mg and 100 mg/1,000 mg tablets film-coating contain the FD&C yellow#6 Aluminum Lake. Image Image
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective July 16, 2025. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
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