Multiple choice Which one of the following sets contains only antibiotic drugs? Chloramphenicol, Penicillin, Erythromycin, Brompheniramine Chloramphenicol, Luminal, Erythromycin, Tetracycline Chloramphenicol, Penicillin, Erythromycin, Tetracycline Chloramphenicol, Penicillin, Brompheniramine, Luminal Tetracycline, Penicillin, Morphine, Erythromycin Reveal answer Fill a bubble to check yourself C Correct answer Explanation This option is correct because Erythromycin, Tetracycline, Chloramphenicol, Penicillin all are antibiotic drugs.