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Monotherapy and Combination Therapy
Pioglitazone tablets USP are indicated as an adjunct to diet and exercise to improve glycemic control in adults with type 2 diabetes mellitus in multiple clinical settings [see Clinical Studies (14)].
Important Limitations of Use
Pioglitazone tablets USP exert their antihyperglycemic effect only in the presence of endogenous insulin. Pioglitazone tablets USP should not be used to treat type 1 diabetes or diabetic ketoacidosis, as it would not be effective in these settings.
Use caution in patients with liver disease [see Warnings and Precautions (5.3)].
Pioglitazone hydrochloride tablets USP are a thiazolidinedione and an agonist for peroxisome proliferator-activated receptor (PPAR) gamma that contains an oral antidiabetic medication: pioglitazone.
Pioglitazone [(±)-5-[[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]methyl]-2,4-] thiazolidinedione monohydrochloride contains one asymmetric carbon, and the compound is synthesized and used as the racemic mixture. The two enantiomers of pioglitazone interconvert in vivo. No differences were found in the pharmacologic activity between the two enantiomers. The structural formula is as shown:
C19H20N2O3S•HCl M.W. 392.90
Pioglitazone hydrochloride, USP is an odorless white crystalline powder. It is soluble in N,N-dimethylformamide, slightly soluble in anhydrous ethanol, very slightly soluble in acetone and acetonitrile, practically insoluble in water, and insoluble in ether.
Pioglitazone tablets USP are available for oral administration containing 15 mg, 30 mg, or 45 mg of pioglitazone (as the base) formulated with the following excipients: carboxymethylcellulose calcium, hydroxypropyl cellulose, magnesium stearate, and mannitol.