Incompatible with lincomycin, clindamycin and chloramphenicol (antagonism).
Reduces the bactericidal action of beta-lactam antibiotics (penicillins, cephalosporins, carbopenems).
With the simultaneous use of medicinal forms of erythromycin for external use with abrasive substances, leading to excessive skin irritation, as well as with drugs that cause skin peeling, a cumulative irritating or drying effect is possible.