title: Interaction of cimetidine and theophylline in two infants.
mesh_terms: D001249:Asthma / Q000188:drug therapy; D002675:Child, Preschool; D002927:Cimetidine / Q000009:adverse effects*; D004347:Drug Interactions; D005260:Female; D006146:Guanidines / Q000009:adverse effects*; D006801:Humans; D007223:Infant; D013806:Theophylline / Q000378:metabolism*
chemical_list: D006146:Guanidines; D002927:Cimetidine; D013806:Theophylline