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Active ingredient

Erythromycin

107 finished FDA listings contain Erythromycin as their only active ingredient; 1 combination products also contain it.

FDA NDC Directory

Ingredient names as written by FDA
ERYTHROMYCIN, ERYTHROMYCIN ESTOLATE, ERYTHROMYCIN ETHYLSUCCINATE, ERYTHROMYCIN LACTOBIONATE, ERYTHROMYCIN PHOSPHATE, ERYTHROMYCIN STEARATE
Dosage forms
Capsule, Delayed Release, Capsule, Delayed Release Pellets, For Suspension, Gel, Granule, For Suspension, Injection, Powder, For Solution, Injection, Powder, Lyophilized, For Solution, Ointment, Solution, Suspension, Swab, Tablet, Tablet, Coated, Tablet, Delayed Release, Tablet, Film Coated
Routes
Intravenous, Ophthalmic, Oral, Topical
Manufacturers / labelers
43
Strengths listed
20 mg/g · 20 mg/ml · 200 mg/5ml · 250 mg/1 · 333 mg/1 · 400 mg/1 · 400 mg/5ml · 5 mg/g · 500 mg/1 · 500 mg/10ml
Brand names in FDA listings
E.e.s, E.e.s 400, Ery, Ery-Ped, Ery-Tab, Erythrocin Lactobionate, Erythromycin Ethylsuccinate

RxNorm (National Library of Medicine)

Ingredient concept RxCUI 4053

Drugs@FDA applications

Linked only where the FDA listing’s application number matches Drugs@FDA exactly. A listing in the NDC Directory does not by itself mean FDA approval.

ApplicationSponsorOriginal approvalListings
NDA 050207CARNEGIE1965-04-028
ANDA 061621CARNEGIE1972-07-115
ANDA 061904CARNEGIE1975-03-031
ANDA 062055ANI PHARMS1978-11-273
NDA 050536DR REDDYS LABS SA1981-01-261
ANDA 062298PHARMOBEDIENT1982-03-296
ANDA 061905PHARMOBEDIENT1982-08-122
ANDA 062447PADAGIS US1983-09-263
NDA 050609HOSPIRA1986-09-241
ANDA 062746PHARMOBEDIENT1986-12-221
ANDA 062687MICRO LABS1988-02-051
ANDA 063038PADAGIS US1991-01-113
ANDA 063211PADAGIS US1993-01-294
ANDA 064067BAUSCH AND LOMB INC1994-07-2911
ANDA 064126PADAGIS US1996-07-033
ANDA 064030SENTISS1996-07-187
ANDA 210954AMNEAL PHARMS CO2019-07-023
ANDA 211204AMNEAL PHARMS2019-11-014
ANDA 212015TORRENT2020-07-064
ANDA 214549TEVA PHARMS USA INC2021-02-113
ANDA 213628CADILA PHARMS LTD2021-06-286
ANDA 211975TORRENT2021-07-265
ANDA 216066ALKEM LABS LTD2022-07-132
ANDA 216212CADILA PHARMS LTD2022-11-218
ANDA 212693ZYDUS LIFESCIENCES2023-03-074
ANDA 215661ALEMBIC2023-08-244
ANDA 216761GLAND2024-11-193

Official labeling on DailyMed

Showing the 12 most recent of 73 labels.

Sources: FDA NDC Directory (2026-09-29), RxNorm, Drugs@FDA, DailyMed. Each source’s facts are shown separately as published.