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Data updated: Jun 28, 2026

PROTONIX IV (pantoprazole sodium) · Pfizer

Gastrointestinal Approved 2001-03-22

Protonix IV helps adults manage gastroesophageal reflux disease (GERD) and a history of erosive esophagitis. It is used for short-term care, specifically for up to 10 days. Additionally, it treats pathological hypersecretory conditions like Zollinger-Ellison Syndrome in adult patients.

How PROTONIX IV Works

This drug works by covalently binding to the (H+, K+)-ATPase enzyme system at the secretory surface of gastric parietal cells. This binding suppresses the final step of gastric acid production, which inhibits both basal and stimulated acid secretion. The resulting effect on stomach acid lasts for more than 24 hours.

4
Indications
--
Phase 3 Trials
1
Priority Reviews
25
Years on Market

Details

Status
Prescription
First Approved
2001-03-22
Patent Cliff
2027

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Routes
INTRAVENOUS
Dosage Forms
INJECTABLE

Companies

Active Ingredient: PANTOPRAZOLE SODIUM

PROTONIX IV Approval History

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
52 FDA actions from 2001 to 2024 · 2 indication expansions
Aug 2024 SUPPL
Efficacy
Jul 2023 SUPPL
Label · Labeling
Mar 2022 SUPPL
Label · Labeling

What PROTONIX IV Treats

4 indications

PROTONIX IV is approved for 4 conditions since its original approval in 2001. These indications span multiple therapeutic areas including oncology, immunology, and more.

Source: FDA Label

PROTONIX IV Competitive Set

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

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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 PROTONIX IV

3 of 15

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

ESOMEPRAZOLE MAGNESIUM
ESOMEPRAZOLE MAGNESIUM
4 shared
Cipla
Shared indications:
Erosive EsophagitisGastroesophageal Reflux DiseaseZollinger-Ellison Syndrome +1 more
FAMOTIDINE PRESERVATIVE FREE
FAMOTIDINE
4 shared
EPIC PHARMA LLC
Shared indications:
Gastroesophageal Reflux DiseaseErosive EsophagitisPathological Hypersecretory Conditions +1 more
NEXIUM
ESOMEPRAZOLE MAGNESIUM
4 shared
AstraZeneca
Shared indications:
Erosive EsophagitisGastroesophageal Reflux DiseaseZollinger-Ellison Syndrome +1 more
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Active Pipeline

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Ongoing clinical trials by development phase

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Key Completed Trials

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Completed studies with published results, ranked by significance

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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.

PROTONIX IV FDA Label Details

Indications & Usage

FDA Label (PDF)

Pantoprazole Sodium for Injection is indicated for treatment of: gastroesophageal reflux disease (GERD) and a history of erosive esophagitis (EE) for up to 10 days in adults. pathological hypersecretory conditions including Zollinger-Ellison (ZE) Syndrome in adults. Limitations of Use The safety and effectiveness of Pantoprazole Sodium for Injection for the treatment of upper gastrointestinal bleeding have not been established in adult or pediatric patients. Pediatric use information is approved for Pfizer Inc.'s PROTONIX® I.V. (pantoprazole sodium) for Injection. However, due to Pfizer Inc.'s...

PROTONIX IV Patents & Exclusivity

Exclusivity: Aug 2027

Exclusivity

NPP Until Aug 2027
Source: FDA Orange Book

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Data Sources

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