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Data updated: Jun 28, 2026

AMPICILLIN AND SULBACTAM (ampicillin sodium) · ASTRAL

Infectious Disease Approved 2002-03-19

Ampicillin and sulbactam for injection is indicated for the treatment of infections due to susceptible strains of the designated microorganisms in the conditions listed below. Skin and Skin Structure Infections caused by beta-lactamase producing strains of Staphylococcus aureus , Escherichia coli ,* Klebsiella spp.* (including K. pneumoniae *), Proteus mirabilis ,* Bacteroides fragilis ,* Enterobacter spp.,* and Acinetobacter calcoaceticus .

Source: FDA Label
15
Indications
--
Phase 3 Trials
24
Years on Market

AMPICILLIN AND SULBACTAM Approval History

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
210 FDA actions from 2002 to 2026
Mar 2026 SUPPL
Label · Labeling
Feb 2026 SUPPL
Label · Labeling
Jan 2026 SUPPL
Label · Labeling

What AMPICILLIN AND SULBACTAM Treats

3 indications

AMPICILLIN AND SULBACTAM is approved for 3 conditions since its original approval in 2002. These indications span multiple therapeutic areas including oncology, immunology, and more.

Source: FDA Label

AMPICILLIN AND SULBACTAM 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.

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Active Pipeline

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Key Completed Trials

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Trial Timeline

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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.

AMPICILLIN AND SULBACTAM FDA Label Details

Indications & Usage

Ampicillin and sulbactam for injection is indicated for the treatment of infections due to susceptible strains of the designated microorganisms in the conditions listed below. Skin and Skin Structure Infections caused by beta-lactamase producing strains of Staphylococcus aureus , Escherichia coli ,* Klebsiella spp.* (including K. pneumoniae *), Proteus mirabilis ,* Bacteroides fragilis ,* Enterobacter spp.,* and Acinetobacter calcoaceticus .* NOTE: For information on use in pediatric patients (see PRECAUTIONS-Pediatric Use and CLINICAL STUDIES sections). Intra-Abdominal Infections caused by be...

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Data Sources

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