Glenmark Pharmaceuticals Ltd manufactures Sugar Free Cough Syrup for Diabetics. Glenmark Pharmaceuticals Ltd also offers medicines for various diseases under its various divisions. The Sugar Free Cough Syrup for Diabetics, under the brand name Alex, is recommended for cough due to acute and chronic bronchitis, pneumonia, management of smoker`s cough, pulmonary tuberculosis and whooping cough. Each 5 ml of Sugar Free Cough Syrup for Diabetics contains 10 mg dextromethorphan, 100 mg guaifenesin, 5 mg phenylephrine and 4 mg chlorphenaramine maleate. This Cough Syrup is recommended thrice daily.