TheraRadar
Data updated: Jun 28, 2026

E.E.S. (erythromycin ethylsuccinate) · CARNEGIE

Infectious Disease Approved 1965-04-02

To reduce the development of drug-resistant bacteria and maintain the effectiveness of Ery-Ped and other antibacterial drugs, Ery-Ped should be used only to treat or prevent infections that are proven or strongly suspected to be caused by susceptible bacteria. When culture and susceptibility information are available, they should be considered in selecting or modifying antibacterial therapy.

NDA
Small Molecule
2
Indications
--
Phase 3 Trials
61
Years on Market

Details

Status
Prescription
First Approved
1965-04-02
Routes
ORAL
Dosage Forms
GRANULE, TABLET, CHEWABLE

Companies

Active Ingredient: ERYTHROMYCIN ETHYLSUCCINATE

E.E.S. Approval History

1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
Original
New Indication
New Form
Label Update
30 FDA actions from 1965 to 2018
Apr 2018 SUPPL
Label · Labeling
Aug 2017 SUPPL
Label · Labeling
Aug 2012 SUPPL
Label · Labeling

What E.E.S. Treats

15 indications

E.E.S. is approved for 15 conditions since its original approval in 1965. These indications span multiple therapeutic areas including oncology, immunology, and more.

Source: FDA Label

E.E.S. Competitive Set

Pro

Three rings of competition based on shared molecular targets and treated indications.

Unlock 8 more competitors across all three rings.
Upgrade to Pro

Filters applied: drops same-active-ingredient (505(b)(2) reformulations), route-mismatch (topical vs systemic), and cross-therapeutic-area matches in same-indication rings.

Drugs Similar to E.E.S.

3 of 20

FDA-approved drugs for similar conditions. Compare mechanisms and indications to understand treatment alternatives.

ERYPED
ERYTHROMYCIN ETHYLSUCCINATE
15 shared
CARNEGIE
Shared indications:
Upper Respiratory Tract InfectionLower Respiratory Tract InfectionListeriosis +12 more
ERY-TAB
ERYTHROMYCIN
14 shared
CARNEGIE
Shared indications:
Upper Respiratory Tract InfectionLower Respiratory Tract InfectionListeriosis +11 more
ERYTHROCIN
ERYTHROMYCIN LACTOBIONATE
8 shared
Pfizer
Shared indications:
🔬

Active Pipeline

Pro

Ongoing clinical trials by development phase

Loading...

Key Completed Trials

Pro

Completed studies with published results, ranked by significance

Loading...
📊

Trial Timeline

Full development history with FDA approval milestones

|
Loading...
Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

E.E.S. FDA Label Details

Indications & Usage

FDA Label (PDF)

To reduce the development of drug-resistant bacteria and maintain the effectiveness of Ery-Ped and other antibacterial drugs, Ery-Ped should be used only to treat or prevent infections that are proven or strongly suspected to be caused by susceptible bacteria. When culture and susceptibility information are available, they should be considered in selecting or modifying antibacterial therapy. In the absence of such data, local epidemiology and susceptibility patterns may contribute to the empiric selection of therapy. Ery-Ped is indicated in the treatment of infections caused by susceptible str...

Track E.E.S. with TheraRadar Pro

Watchlist alerts, full database access, CSV exports across 14,000+ drugs.

Upgrade to Pro

Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.