title: A summary of the problems of sulfa and penicillin fastness.
authors.forename: M L
authors.initials: ML
authors.lastname: TAINTER
mesh_terms: D004358:Drug Therapy; D005215:Fasting; D010406:Penicillins / Q000494:pharmacology*; D004364:Pharmaceutical Preparations; D000077145:Sulfanilamide; D013424:Sulfanilamides; D013449:Sulfonamides / Q000628:therapy*
chemical_list: D010406:Penicillins; D004364:Pharmaceutical Preparations; D013424:Sulfanilamides; D013449:Sulfonamides; D000077145:Sulfanilamide