It is no longer recommended by the American Heart Association and the American Dental Association for treatment of bacterial endocarditis in patients hypersensitive to penicillin. Pneumonia can range from mild to severe, and can even be deadly. Severe infection: to day IV in divided doses every hours or by continuous infusion. Rare cases of serious cardiovascular adverse events, including electrocardiographic QT QTc interval prolongation, cardiac arrest, torsades de pointes, and other ventricular arrhythmias, have been observed. Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed. In case of theophylline toxicity and or elevated serum theophylline levels, the dose of theophylline should be reduced while the patient is receiving concomitant erythromycin therapy. Last updated on erythromycin acquistare in contanti alla consegna RxList: 12 12 2007 WARNINGS There have been reports of prolonged QT syndrome in geriatric patients receiving oral erythromycin products.