Combined action of chloramphenicol and ampicillin on Haemophilus influenzae.
D000667:Ampicillin / Q000494:pharmacology*; D002701:Chloramphenicol / Q000494:pharmacology*; D004347:Drug Interactions; D006193:Haemophilus influenzae / Q000187:drug effects*; D013997:Time Factors
D002701:Chloramphenicol; D000667:Ampicillin