Erythromycin
Notable concerns
INCI · ErythromycinCAS 114-07-8
Also known as: Erygel
Preservative
In plain language
A macrolide antibiotic applied topically to decrease the amount of acne-causing bacteria on the skin.
Bacterial resistance is highly common, leading dermatologists to largely replace it with Clindamycin or Adapalene.
Where it can be sold
Simplified regulatory status by market — for guidance, not compliance advice.
European UnionRestricted
Prescription medicinal ingredient; banned in cosmetics.