Erythromycin is a macrolide antibiotic. Erythromycin fights bacteria in the body. Erythromycin is used to treat many different types of infections caused by bacteria. Erythromycin may also be used for purposes not listed in this medication guide.
Ery-Tab is in the drug class macrolide antibiotic and can be used to treat a variety of bacterial infections. This medication might also be used to prevent bacterial infections. Ery-Tab is produced by a strain of Streptomyces erythrasma. This drug works by stopping the growth of bacteria. Ery-Tab, however, cannot be used to treat viral infections such as flu and the common cold since it only treats or prevents bacterial infections.