Pharmacology Which of the following is not an established antimicrobial drug synergism at clinical level? A Amphotericin B and flucytosine in cryptococcal meningitis B Carbenicillin and gentamicin in pseudomonal infections C Penicillin and tetracycline in bacterial meningitis D Trimethoprim and sulfamethoxazole in coliform infections 💡 Explanation Which of the following is not an established antimicrobial drug synergism at clinical level? ✓ Correct Answer: C. Penicillin and tetracycline in bacterial meningitis