Failure of ampicillin in meningitis.
D000667:Ampicillin / Q000008:administration & dosage*; D002555:Cerebrospinal Fluid / Q000382:microbiology; D006193:Haemophilus influenzae / Q000302:isolation & purification; D006801:Humans; D008583:Meningitis, Haemophilus / Q000188:drug therapy*; D010403:Penicillin Resistance
D000667:Ampicillin