Who are Protonix's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Nexium, Protonix, Pantoprazole Sodium, Prevacid, Prilosec, Esomeprazole (S14).

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Every 30 minutes from primary sources (FDA, EMA, MHRA, PMDA, ClinicalTrials.gov, USPTO). Subscribe to the RSS feed below for push alerts.

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Last reviewed 2026-05-13 · How we verify

Protonix — Competitive Intelligence Brief

Protonix (Pantoprazole Sodium) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Proton pump inhibitor (PPI).

marketed Proton pump inhibitor (PPI) (H+, K+)-ATPase enzyme system Small molecule Live · refreshed every 30 min

Target snapshot

Protonix (Pantoprazole Sodium) — Baxter. Pantoprazole covalently binds (H+, K+)-ATPase at gastric parietal cells, suppressing gastric acid production.

Comparator set (6 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

Drug	Generic	Sponsor	Phase	Class	Target	Approval / PDUFA
Protonix TARGET	Pantoprazole Sodium	Baxter	marketed	Proton pump inhibitor (PPI)	(H+, K+)-ATPase enzyme system	2000-01-01
Nexium	esomeprazole	AstraZeneca	marketed	Proton pump inhibitor (PPI)	Potassium-transporting ATPase	2001-02-20
Protonix	pantoprazole	Generic (originally Byk Gulden/Altana/Nycomed)	marketed	Proton pump inhibitor (PPI)	ATP-binding cassette sub-family G member 2, Fatty acid synthase, Multidrug and toxin extrusion protein 1	2000-02-02
Pantoprazole Sodium	Pantoprazole Sodium	Pfizer	marketed	Proton pump inhibitor (PPI)	(H+, K+)-ATPase enzyme	2000-01-01
Prevacid	lansoprazole	Generic (originally Takeda)	marketed	Proton pump inhibitor (PPI)	ATP-binding cassette sub-family G member 2, Cytochrome P450 2C19, Cytosolic endo-beta-N-acetylglucosaminidase	1995-05-10
Prilosec	omeprazole	AstraZeneca (originally Astra AB)	marketed	Proton pump inhibitor (PPI)	ATP-binding cassette sub-family G member 2, Cytochrome P450 1A2, Cytochrome P450 2C19	1989-09-14
Esomeprazole (S14)	Esomeprazole (S14)	National Taiwan University Hospital	marketed	Proton pump inhibitor (PPI)	H+/K+-ATPase (proton pump)

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

2026-06-07 — Pantoprazole Sodium · 7544370 · US
2026-12-07 — Pantoprazole Sodium · 7544370*PED · US
2036-04-21 — Prevacid · 11077055 · Formulation · US
2036-04-21 — Prevacid · 11986554 · Formulation · US
2036-12-08 — Prilosec · 10835488 · Formulation · US
2036-12-08 — Prilosec · 10076494 · Formulation · US

Sponsor landscape (Proton pump inhibitor (PPI) class)

AstraZeneca · 6 drugs in this class
Takeda · 5 drugs in this class
National Taiwan University Hospital · 4 drugs in this class
Meridian Bioscience, Inc. · 4 drugs in this class
Pfizer · 2 drugs in this class
Chinese University of Hong Kong · 2 drugs in this class
Sherief Abd-Elsalam · 2 drugs in this class
Kwong Wah Hospital · 2 drugs in this class
China-Japan Friendship Hospital · 1 drug in this class
Charles Mel Wilcox, MD · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Protonix — Competitive Intelligence Brief. https://druglandscape.com/ci/protonix. Accessed 2026-05-13.

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