MUCINEX DM (GUAIFENESIN AND DEXTROMETHORPHAN HYDROBROMIDE) TABLET, EXTENDED RELEASE [LIL' DRUG STORE PRODUCTS, INC.] Home MUCINEX DM (GUAIFENESIN AND DEXTROMETHORPHAN HYDROBROMIDE) TABLET, EXTENDED RELEASE [LIL' DRUG STORE PRODUCTS, INC.] MUCINEX DM (GUAIFENESIN AND DEXTROMETHORPHAN HYDROBROMIDE) TABLET, EXTENDED RELEASE [LIL' DRUG STORE PRODUCTS, INC.] PDF | XML NDC 66715-9724-1 Set ID c274b05c-8f05-4980-9a93-77affb322e57 Generic Name Product Class Product Number Application Number NDA021620 Related Drugs Search DailyMed Drugs