title: Pencillin prophylaxis.
mesh_terms: D000284:Administration, Oral; D004698:Endocarditis, Subacute Bacterial / Q000188:drug therapy*; D006801:Humans; D007273:Injections, Intramuscular; D010406:Penicillins / Q000008:administration & dosage*; D014081:Tooth Extraction
chemical_list: D010406:Penicillins