Carisoprodol is a centrally-acting skeletal muscle relaxant. It is a colorless, crystalline powder, having a mild characteristic odor and a bitter taste. Carisoprodol is slightly soluble in water and freely soluble in alcohol, chloroform and acetone. The drug’s solubility is practically independent of pH. Carisoprodol is marketed in the United States under the brand name Soma, and in the United Kingdom and other countries under the brand names Sanoma and Carisoma. The drug is available by itself or mixed with aspirin and in one preparation (Soma Compound With Codeine) along with codeine and caffeine as well. For more information, please check