title: Biotransformation of theophylline to caffeine in premature newborn.
mesh_terms: D000284:Administration, Oral; D001049:Apnea / Q000188:drug therapy*; D001711:Biotransformation; D002110:Caffeine / Q000096:biosynthesis* / Q000097:blood; D006801:Humans; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases / Q000188:drug therapy*; D013806:Theophylline / Q000008:administration & dosage / Q000097:blood / Q000378:metabolism*
chemical_list: D002110:Caffeine; D013806:Theophylline