NCT02551744

Brief Summary

Whether pantoprazole versus famotidine for the prevention of recurrent peptic ulcers in thienopyridine users remains unclear.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
101

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started Jul 2012

Longer than P75 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

July 1, 2012

Completed
3.2 years until next milestone

First Submitted

Initial submission to the registry

September 14, 2015

Completed
2 days until next milestone

First Posted

Study publicly available on registry

September 16, 2015

Completed
2.8 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

July 1, 2018

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

July 1, 2018

Completed
1.1 years until next milestone

Results Posted

Study results publicly available

August 8, 2019

Completed
Last Updated

August 8, 2019

Status Verified

June 1, 2019

Enrollment Period

6 years

First QC Date

September 14, 2015

Results QC Date

October 30, 2018

Last Update Submit

June 24, 2019

Conditions

Keywords

histamine-2 receptor antagonistproton pump inhibitorthienopyridineclopidogrelprevention

Outcome Measures

Primary Outcomes (1)

  • Number of Participants With Ulcer Recurrence

    Follow-up endoscopy was performed at the end of the 6th month

    six month

Study Arms (2)

proton pump inhibitor group

ACTIVE COMPARATOR

Pantoprazole Tab 40mg qd for 6 monthrs.

Drug: proton pump inhibitor group

histamine-2 receptor antagonist group

EXPERIMENTAL

famotidine Tab 40 mg qd for 6 months.

Drug: histamine-2 receptor antagonist group

Interventions

famotidine tab 40 mg qd for 6 months.

Also known as: famotidine 40 mg
histamine-2 receptor antagonist group

pantoprazole tab 40 mg qd for 6 months.

Also known as: pantoprazole 40mg
proton pump inhibitor group

Eligibility Criteria

Age20 Years - 90 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Recent endoscopic examination (within 2 months) reveals normal appearance or erythematous patches only (without subepithelial hemorrhages, erosions or ulcers).
  • Peptic ulcers (a mucosal break ³ 5 mm in diameter) have been documented by a previous endoscopic examination.
  • Subjects have received thienopyridine therapy for at least two weeks.
  • Requiring long-term anti-platelet therapy for ischemic cardiovascular diseases.

You may not qualify if:

  • A history of gastric or duodenal surgery other than oversewing of a perforation.
  • Subjects who are allergic to the study drugs.
  • Requiring long-term treatment with non-steroidal anti-inflammatory drugs (NSAIDs), corticosteroids, aspirin, or anticoagulant agents.
  • Pregnancy.
  • Subjects who have active cancer, acute serious medical illness or terminal illness.
  • Subjects who have gastroesophageal reflux disease.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Kaohsiung Veterans General Hospital

Kaohsiung City, 813, Taiwan

Location

Related Publications (21)

  • Savi P, Nurden P, Nurden AT, Levy-Toledano S, Herbert JM. Clopidogrel: a review of its mechanism of action. Platelets. 1998;9(3-4):251-5. doi: 10.1080/09537109876799.

    PMID: 16793712BACKGROUND
  • Boeynaems JM, van Giezen H, Savi P, Herbert JM. P2Y receptor antagonists in thrombosis. Curr Opin Investig Drugs. 2005 Mar;6(3):275-82.

    PMID: 15816504BACKGROUND
  • Yusuf S, Zhao F, Mehta SR, Chrolavicius S, Tognoni G, Fox KK; Clopidogrel in Unstable Angina to Prevent Recurrent Events Trial Investigators. Effects of clopidogrel in addition to aspirin in patients with acute coronary syndromes without ST-segment elevation. N Engl J Med. 2001 Aug 16;345(7):494-502. doi: 10.1056/NEJMoa010746.

    PMID: 11519503BACKGROUND
  • Bhatt DL, Fox KA, Hacke W, Berger PB, Black HR, Boden WE, Cacoub P, Cohen EA, Creager MA, Easton JD, Flather MD, Haffner SM, Hamm CW, Hankey GJ, Johnston SC, Mak KH, Mas JL, Montalescot G, Pearson TA, Steg PG, Steinhubl SR, Weber MA, Brennan DM, Fabry-Ribaudo L, Booth J, Topol EJ; CHARISMA Investigators. Clopidogrel and aspirin versus aspirin alone for the prevention of atherothrombotic events. N Engl J Med. 2006 Apr 20;354(16):1706-17. doi: 10.1056/NEJMoa060989. Epub 2006 Mar 12.

    PMID: 16531616BACKGROUND
  • Mehta SR, Yusuf S, Peters RJ, Bertrand ME, Lewis BS, Natarajan MK, Malmberg K, Rupprecht H, Zhao F, Chrolavicius S, Copland I, Fox KA; Clopidogrel in Unstable angina to prevent Recurrent Events trial (CURE) Investigators. Effects of pretreatment with clopidogrel and aspirin followed by long-term therapy in patients undergoing percutaneous coronary intervention: the PCI-CURE study. Lancet. 2001 Aug 18;358(9281):527-33. doi: 10.1016/s0140-6736(01)05701-4.

    PMID: 11520521BACKGROUND
  • CAPRIE Steering Committee. A randomised, blinded, trial of clopidogrel versus aspirin in patients at risk of ischaemic events (CAPRIE). CAPRIE Steering Committee. Lancet. 1996 Nov 16;348(9038):1329-39. doi: 10.1016/s0140-6736(96)09457-3.

    PMID: 8918275BACKGROUND
  • Fork FT, Lafolie P, Toth E, Lindgarde F. Gastroduodenal tolerance of 75 mg clopidogrel versus 325 mg aspirin in healthy volunteers. A gastroscopic study. Scand J Gastroenterol. 2000 May;35(5):464-9. doi: 10.1080/003655200750023705.

    PMID: 10868447BACKGROUND
  • Hsu PI, Lai KH, Liu CP. Esomeprazole with clopidogrel reduces peptic ulcer recurrence, compared with clopidogrel alone, in patients with atherosclerosis. Gastroenterology. 2011 Mar;140(3):791-8. doi: 10.1053/j.gastro.2010.11.056. Epub 2010 Dec 7.

    PMID: 21144850BACKGROUND
  • Chan FK, Ching JY, Hung LC, Wong VW, Leung VK, Kung NN, Hui AJ, Wu JC, Leung WK, Lee VW, Lee KK, Lee YT, Lau JY, To KF, Chan HL, Chung SC, Sung JJ. Clopidogrel versus aspirin and esomeprazole to prevent recurrent ulcer bleeding. N Engl J Med. 2005 Jan 20;352(3):238-44. doi: 10.1056/NEJMoa042087.

    PMID: 15659723BACKGROUND
  • Ma L, Elliott SN, Cirino G, Buret A, Ignarro LJ, Wallace JL. Platelets modulate gastric ulcer healing: role of endostatin and vascular endothelial growth factor release. Proc Natl Acad Sci U S A. 2001 May 22;98(11):6470-5. doi: 10.1073/pnas.111150798. Epub 2001 May 15.

    PMID: 11353854BACKGROUND
  • Laine L, Maller ES, Yu C, Quan H, Simon T. Ulcer formation with low-dose enteric-coated aspirin and the effect of COX-2 selective inhibition: a double-blind trial. Gastroenterology. 2004 Aug;127(2):395-402. doi: 10.1053/j.gastro.2004.05.001.

    PMID: 15300570BACKGROUND
  • Ng FH, Wong SY, Lam KF, Chu WM, Chan P, Ling YH, Kng C, Yuen WC, Lau YK, Kwan A, Wong BC. Famotidine is inferior to pantoprazole in preventing recurrence of aspirin-related peptic ulcers or erosions. Gastroenterology. 2010 Jan;138(1):82-8. doi: 10.1053/j.gastro.2009.09.063. Epub 2009 Nov 11.

    PMID: 19837071BACKGROUND
  • Lanas A, Garcia-Rodriguez LA, Arroyo MT, Bujanda L, Gomollon F, Forne M, Aleman S, Nicolas D, Feu F, Gonzalez-Perez A, Borda A, Castro M, Poveda MJ, Arenas J; Investigators of the Asociacion Espanola de Gastroenterologia (AEG). Effect of antisecretory drugs and nitrates on the risk of ulcer bleeding associated with nonsteroidal anti-inflammatory drugs, antiplatelet agents, and anticoagulants. Am J Gastroenterol. 2007 Mar;102(3):507-15. doi: 10.1111/j.1572-0241.2006.01062.x.

    PMID: 17338735BACKGROUND
  • Ng FH, Wong SY, Chang CM, Chen WH, Kng C, Lanas AI, Wong BC. High incidence of clopidogrel-associated gastrointestinal bleeding in patients with previous peptic ulcer disease. Aliment Pharmacol Ther. 2003 Aug 15;18(4):443-9. doi: 10.1046/j.1365-2036.2003.01693.x.

    PMID: 12940930BACKGROUND
  • Laine L, Hennekens C. Proton pump inhibitor and clopidogrel interaction: fact or fiction? Am J Gastroenterol. 2010 Jan;105(1):34-41. doi: 10.1038/ajg.2009.638. Epub 2009 Nov 10.

    PMID: 19904241BACKGROUND
  • Sibbing D, Kastrati A. Risk of combining PPIs with thienopyridines: fact or fiction? Lancet. 2009 Sep 19;374(9694):952-954. doi: 10.1016/S0140-6736(09)61562-2. Epub 2009 Aug 31. No abstract available.

    PMID: 19726077BACKGROUND
  • Norgard NB, Mathews KD, Wall GC. Drug-drug interaction between clopidogrel and the proton pump inhibitors. Ann Pharmacother. 2009 Jul;43(7):1266-74. doi: 10.1345/aph.1M051. Epub 2009 May 26.

    PMID: 19470853BACKGROUND
  • Simon T, Verstuyft C, Mary-Krause M, Quteineh L, Drouet E, Meneveau N, Steg PG, Ferrieres J, Danchin N, Becquemont L; French Registry of Acute ST-Elevation and Non-ST-Elevation Myocardial Infarction (FAST-MI) Investigators. Genetic determinants of response to clopidogrel and cardiovascular events. N Engl J Med. 2009 Jan 22;360(4):363-75. doi: 10.1056/NEJMoa0808227. Epub 2008 Dec 22.

    PMID: 19106083BACKGROUND
  • Ho PM, Maddox TM, Wang L, Fihn SD, Jesse RL, Peterson ED, Rumsfeld JS. Risk of adverse outcomes associated with concomitant use of clopidogrel and proton pump inhibitors following acute coronary syndrome. JAMA. 2009 Mar 4;301(9):937-44. doi: 10.1001/jama.2009.261.

    PMID: 19258584BACKGROUND
  • Juurlink DN, Gomes T, Ko DT, Szmitko PE, Austin PC, Tu JV, Henry DA, Kopp A, Mamdani MM. A population-based study of the drug interaction between proton pump inhibitors and clopidogrel. CMAJ. 2009 Mar 31;180(7):713-8. doi: 10.1503/cmaj.082001. Epub 2009 Jan 28.

    PMID: 19176635BACKGROUND
  • Bhatt DL, Cryer BL, Contant CF, Cohen M, Lanas A, Schnitzer TJ, Shook TL, Lapuerta P, Goldsmith MA, Laine L, Scirica BM, Murphy SA, Cannon CP; COGENT Investigators. Clopidogrel with or without omeprazole in coronary artery disease. N Engl J Med. 2010 Nov 11;363(20):1909-17. doi: 10.1056/NEJMoa1007964. Epub 2010 Oct 6.

    PMID: 20925534BACKGROUND

MeSH Terms

Conditions

Peptic Ulcer

Interventions

FamotidinePantoprazole

Condition Hierarchy (Ancestors)

Duodenal DiseasesIntestinal DiseasesGastrointestinal DiseasesDigestive System DiseasesStomach Diseases

Intervention Hierarchy (Ancestors)

ThiazolesSulfur CompoundsOrganic ChemicalsAzolesHeterocyclic Compounds, 1-RingHeterocyclic Compounds2-PyridinylmethylsulfinylbenzimidazolesSulfoxidesPyridinesBenzimidazolesHeterocyclic Compounds, 2-RingHeterocyclic Compounds, Fused-Ring

Limitations and Caveats

The trial was performed in a single country

Results Point of Contact

Title
Dr. Ping-I Hsu
Organization
Kaohsiung Veterans General Hospital

Study Officials

  • Ping-I Hus, Bachelor

    Kaohsiung Veterans General Hospital.

    STUDY CHAIR

Publication Agreements

PI is Sponsor Employee
Yes

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Professor

Study Record Dates

First Submitted

September 14, 2015

First Posted

September 16, 2015

Study Start

July 1, 2012

Primary Completion

July 1, 2018

Study Completion

July 1, 2018

Last Updated

August 8, 2019

Results First Posted

August 8, 2019

Record last verified: 2019-06

Locations