title: Letter: Danger of Actifed-C.
mesh_terms: D002648:Child; D002675:Child, Preschool; D003061:Codeine / Q000008:administration & dosage / Q000009:adverse effects*; D004338:Drug Combinations; D004809:Ephedrine / Q000009:adverse effects*; D006801:Humans; D007223:Infant; D011725:Pyridines / Q000009:adverse effects*; D012014:Reference Books, Medical; D014311:Triprolidine / Q000009:adverse effects*
chemical_list: D004338:Drug Combinations; D011725:Pyridines; D014311:Triprolidine; D004809:Ephedrine; D003061:Codeine