ASP (PPI_H2RA) Study-H2RA Versus PPI for the Prevention of Recurrent UGIB in High-risk Users of Low-dose ASA
Summary
The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →
Investigators
The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.
- Francis KL Chan, MD
Chinese University of Hong Kong
Principal Investigator
A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.
Sites
8 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- Prince of Wales Hospital
Hong Kong, Hong Kong
- Second Department of Internal Medicine, Shimane University Faculty of Medicine, Izumo, Japan
Izumo, Japan
- Department of Molecular Gastroenterology and Hepatology, Kyoto Prefectural University of Medicine, Kyoto, Japan
Kyoto, Japan
- Department of Gastroenterology, Osaka City General Hospital, Osaka, Japan (satellite Hospital of Osaka City University)
Osaka, Japan
- Department of Gastroenterology, Osaka City University Graduate School of Medicine
Osaka, Japan
- Department of Gastroenterology, Takarazuka Municipal Hospital, Hyogo, Japan (satellite Hospital of Osaka City University)
Osaka, Japan
- Second Department of Internal Medicine, Osaka Medical College, Takatsuki, Osaka, Japan
Osaka, Japan
- Department of Internal Medicine and Gastroenterology, Saga Medical School, Saga, Japan
Saga, Japan
Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.
Drugs studied
No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →
Registration & key dates
Registry attributes as recorded on the ClinicalTrials.gov study record.
- Start
- 31 Jan 2011
- Primary completion
- 30 Nov 2015
- Completion
- 30 Nov 2016
- Last update posted
- 21 Apr 2017
- Registered enrollment
- 264
- Registry id
- NCT01408186
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.