ocr: Search By Name Drug Picture Erythromycin Base ERYTHROMYCIN BASE ERYTHROMYCIN BASE: Description Erythromycins eh-nth-roe-MYE-sms) are used to treat infections. Erythromycins are also used to prevent "strep' intections in patients with a history of: rheumatic heart disease who may be allergic to penicillin. 250 mg These medicines may also be used to treat Legionnaires' disease and for other problems as determinedby your doctor. They will not 333 mg Brand Names Proper Use Description Dosing Before Using Precautions 500 mg Age Group Side Effects Other Therapy Additional Info Previous Picture Next ...