TheraRadar
Data updated: Jun 28, 2026

ETHAMBUTOL HYDROCHLORIDE · Lupin

Infectious Disease Approved 1967-11-06

Ethambutol Hydrochloride Tablets, USP are indicated for the treatment of pulmonary tuberculosis. It should not be used as the sole antituberculous drug, but should be used in conjunction with at least one other antituberculous drug. Selection of the companion drug should be based on clinical experience, considerations of comparative safety, and appropriate in vitro susceptibility studies. In patients who have not received previous antituberculous therapy, i.e.

Source: FDA Label
3
Indications
--
Phase 3 Trials
58
Years on Market

Details

Status
Prescription
First Approved
1967-11-06
Routes
ORAL
Dosage Forms
TABLET

ETHAMBUTOL HYDROCHLORIDE Approval History

2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
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2026
Original
New Indication
New Form
Label Update
15 FDA actions from 1999 to 2012
Jan 2012 SUPPL
Label · Labeling
Jan 2012 SUPPL
Label · Labeling
Jun 2009 ORIGINAL
Update

What ETHAMBUTOL HYDROCHLORIDE Treats

1 indications

ETHAMBUTOL HYDROCHLORIDE is approved for 1 conditions since its original approval in 1999. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Pulmonary Tuberculosis
Source: FDA Label

ETHAMBUTOL HYDROCHLORIDE Competitive Set

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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 ETHAMBUTOL HYDROCHLORIDE

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1 shared
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Shared indications:
Pulmonary Tuberculosis
SIRTURO
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Johnson & Johnson
Shared indications:
Pulmonary Tuberculosis
SOLU-CORTEF
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1 shared
PHARMACIA AND UPJOHN
Shared indications:
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Active Pipeline

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Key Completed Trials

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Trial Timeline

Full development history with FDA approval milestones

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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.

ETHAMBUTOL HYDROCHLORIDE FDA Label Details

Indications & Usage

Ethambutol Hydrochloride Tablets, USP are indicated for the treatment of pulmonary tuberculosis. It should not be used as the sole antituberculous drug, but should be used in conjunction with at least one other antituberculous drug. Selection of the companion drug should be based on clinical experience, considerations of comparative safety, and appropriate in vitro susceptibility studies. In patients who have not received previous antituberculous therapy, i.e., initial treatment, the most frequently used regimens have been the following: Ethambutol hydrochloride, USP plus isoniazid Ethambutol ...

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Data Sources

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