title: Effect of calcium and antacids on phenytoin bioavailability.
mesh_terms: D000863:Antacids / Q000494:pharmacology*; D001682:Biological Availability; D002118:Calcium / Q000494:pharmacology*; D004347:Drug Interactions; D006801:Humans; D010672:Phenytoin / Q000378:metabolism*
chemical_list: D000863:Antacids; D010672:Phenytoin; D002118:Calcium