Phenytoin-theophylline interaction.
D001249:Asthma / Q000150:complications / Q000188:drug therapy; D004347:Drug Interactions; D006207:Half-Life; D006801:Humans; D008297:Male; D008875:Middle Aged; D010672:Phenytoin / Q000494:pharmacology*; D012640:Seizures / Q000150:complications / Q000188:drug therapy; D013806:Theophylline / Q000097:blood / Q000378:metabolism / Q000494:pharmacology*
D010672:Phenytoin; D013806:Theophylline