Carisoprodol Tablets USP are available as 350 mg round, white tablets for oral administration. Carisoprodol is a white, crystalline powder, having a mild, characteristic odor and a bitter taste. It is slightly soluble in water; freely soluble in alcohol, in chloroform, and in acetone; and its solubility is practically independent of pH. Carisoprodol is present as a racemic mixture. Chemically, carisoprodol is N-isopropyl-2-methyl-2-propyl-1,3-propanediol dicarbamate. The structural formula is:
Other ingredients in the carisoprodol drug product include anhydrous lactose, docusate sodium, magnesium stearate, povidone, sodium benzoate, sodium starch glycolate and starch (corn).