Drotaverine Hydrochloride & Mefenamic Acid Tabletsare used to relieve abdominal pain and cramps. They act as an anti-spasmodic medicine which relieves contractions associated with smooth muscles in the abdomen. They have a good relaxing effect on intestinal smooth muscle, which helps in alleviating pain and does not have side effects like anticholinergics. Drotaverine Hydrochloride & Mefenamic Acid Tabletswork by blocking the release of certain chemical messengers that cause abdominal pain and inflammation. This meditation should be taken as per the prescription of your physician.