MUCUS RELIEF (GUAIFENSIN, DEXTROMETHORPHAN) TABLET [SELDER, S.A. DE C.V.] Home MUCUS RELIEF (GUAIFENSIN, DEXTROMETHORPHAN) TABLET [SELDER, S.A. DE C.V.] MUCUS RELIEF (GUAIFENSIN, DEXTROMETHORPHAN) TABLET [SELDER, S.A. DE C.V.] PDF | XML NDC 63654-345-20 Set ID 1e90c836-72ed-4965-9ccd-d5f65eb45b0e Generic Name Product Class Product Number Application Number PART341 Related Drugs Search DailyMed Drugs