E.E.S. 400 vs ERYGEL

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 21, 2026·How we rate

Possible drug interaction. E.E.S. 400 and ERYGEL are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Attribute	E.E.S. 400	ERYGEL
Rating	New	66/100
Pharmacy pays	—	$1.88 /g
Type	RX	RX
Active ingredient	ERYTHROMYCIN ETHYLSUCCINATE	ERYTHROMYCIN
Manufacturer	Carnegie	Mylan
Dosage forms	Tablet	Topical
Drug class	Macrolide	Macrolide
Boxed warning	None	None
Treats	Acne Vulgaris, Campylobacter Infections, Chancroid	Acne Vulgaris, Campylobacter Infections, Chancroid

e.e.s. 400 erygel

Rating

New

66/100

Pharmacy pays

—

$1.88 /g

Type

Active ingredient

ERYTHROMYCIN ETHYLSUCCINATE

ERYTHROMYCIN

Manufacturer

Carnegie

Mylan

Dosage forms

Tablet

Topical

Drug class

Macrolide

Boxed warning

None

Treats

Acne Vulgaris, Campylobacter Infections, Chancroid

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Frequently asked questions

What is the difference between E.E.S. 400 and Erygel?

E.E.S. 400 contains Erythromycin Ethylsuccinate, while Erygel contains Erythromycin — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.