noun. A broad-spectrum antibiotic, C₁₁H₁₂Cl₂N₂O₅, derived from the soil bacterium Streptomyces venezuelae or produced synthetically.

noun. A broad-spectrum antibiotic originally derived from the bacterium Streptomyces venezuelae but now produced synthetically

noun. an oral antibiotic (trade name Chloromycetin) used to treat serious infections (especially typhoid fever)

"In the surgical intensive care unit where patient 9 had been sent, the hospital was conducting a drug trial of an older antibiotic called chloramphenicol."

antibiotic  antibiotic drug  

LSD  amoxicillin  butyrate  corticosteroids  curare