which of the following antimicrobials should not be given to a 4C asthmatic patient managed on theophylline therapy ?: (A) ERYTHROMYCIN, (B) CEFOTIXIME, (C) COTRIMOXAZOLE, (D) AMOXICILLIN
Answer is A. THEOPHYLLIN + ERYTHROMYCIN = QT PROLONGATION REF : KD TRIPATHI 8TH ED