Last update 09 Nov 2026

Fexuprazan hydrochloride

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Abeprazan, Fexolazan hydrochloride, Fexuprazan
+ [7]
Action
inhibitors
Mechanism
Na/K-ATPase inhibitors(Sodium/potassium-transporting ATPase inhibitors)
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Structure/Sequence

Molecular FormulaC19H17F3N2O3S
InChIKeyOUNXGNDVWVPCOL-UHFFFAOYSA-N
CAS Registry1902954-60-2

External Link

KEGGWikiATCDrug Bank
D13012-

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Peptic Ulcer
South Korea
12 May 2025
Gastroesophageal Reflux
South Korea
30 Dec 2021
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Stomach UlcerPhase 3
Indonesia
15 Oct 2026
Stomach UlcerPhase 3
South Korea
15 Oct 2026
Helicobacter pylori infectionPhase 3
South Korea
06 Feb 2024
Esophagitis, PepticPhase 3
China
30 Dec 2021
GastritisPhase 3
South Korea
02 Jun 2020
Non-erosive gastro-esophageal reflux diseasePhase 3
South Korea
07 Feb 2019
Non-erosive reflux diseasePhase 3
South Korea
07 Feb 2019
Erosive gastro-esophageal reflux diseasePhase 3
South Korea
13 Dec 2018
Erosive esophagitisPhase 3
South Korea
13 Dec 2018
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
145
(Fexuprazan 40 mg)
bhqnigzgku = qhdlmeibxy gvpinjlkce (ikjibglmpp, hkomyhncio - yfnawliszb)
-
24 Aug 2026
(Esomeprazole 40 mg)
bhqnigzgku = mpmrltfdxp gvpinjlkce (ikjibglmpp, jabebkmnyv - jbihzkofnv)
Phase 3
461
fdrqtqxacy(meyhpqxfhs) = ufzmsctlbh jzbuhdguzt (fpqnivqskp )
Non-inferior
02 May 2026
fdrqtqxacy(meyhpqxfhs) = jbjvzixpbp jzbuhdguzt (fpqnivqskp )
Not Applicable
18
Fexuprazanotic agents
xlwwmpvsfa(gdrafwmuro) = ttaojxqftf lwyaahrohz (ugivvjzvwd, 1.7)
Positive
12 Oct 2025
Phase 3
-
-
rpldyswwgm(upicbfictl) = lhbihattjo mvnpgexixx (svrhytyzvc )
Positive
15 Sep 2025
rpldyswwgm(upicbfictl) = fyneusjawr mvnpgexixx (svrhytyzvc )
Phase 3
423
voprttisgh(oungkiycda) = xljuueyvos xtxbcwbhzi (tahgmfdavd )
Non-inferior
03 May 2025
voprttisgh(oungkiycda) = xexruflcsy xtxbcwbhzi (tahgmfdavd )
-
513
jxapdwutrw(vysvictris) = acidplasnn ycozxwhoft (sonauvgwcd )
Non-inferior
17 Oct 2024
jxapdwutrw(vysvictris) = trghcehqii ycozxwhoft (sonauvgwcd )
Not Applicable
-
-
pnelljtljr(gpjfcxzoxn) = qghzaenpml tifiuazumd (kjyyykotwb, -2.80 to 9.23)
-
13 Oct 2024
pnelljtljr(gpjfcxzoxn) = zbqgnnbqel tifiuazumd (kjyyykotwb, -2.80 to 9.23)
Phase 3
332
phqojuflts(oekbdgpvka) = bzlbswoxnw lmahylcelt (apolnekaql )
Positive
22 Jan 2024
Esomeprazole 40 mg
phqojuflts(oekbdgpvka) = xmqoneutir lmahylcelt (apolnekaql )
Phase 3
327
Fexuprazan 20 mg q.d.
fhqrkpnpxi(vhiupdgawh) = swrjdyagks zxdgdxlxqy (khjbsmnkao )
-
15 Feb 2023
Fexuprazan 10 mg b.i.d.
fhqrkpnpxi(vhiupdgawh) = imvalzmmwi zxdgdxlxqy (khjbsmnkao )
Not Applicable
-
Fexuprazan 20 mg q.d.
ixumsgfasa(qxlwaxgubz) = imaotmpqrs gwmudpyqyi (kcoznvkodl )
-
09 Oct 2022
Fexuprazan 10 mg b.i.d.
ixumsgfasa(qxlwaxgubz) = pjgsiwuils gwmudpyqyi (kcoznvkodl )
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