Alembic Limited manufactures Glycodin Cough Syrup. Alembic Limited is an ISO -9002 and ISO-14001 Certified Company. Each 5 ml of Glycodin Cough Syrup contains: Terpin Hydrate USP 10 mg Dextromethorphan Hydrobromide IP 10 mg Menthol IP 3.75 mg Syrup Glycerin Base q.S. The Glycodin Cough Syrup comes in a bottle of 100ml or 50 ml