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Coronary Artery DiseasePhase 4NCT01584791

Korean Multicenter Randomized Controlled Trial (RCT) of Pidogul for Patients With Coronary Stenting

A Phase 4 study testing clopidogrel napadisilate + aspirin and clopidogrel bisulfate + aspirin in people with Coronary Artery Disease, run by Seoul National University Hospital at 1 site in South Korea.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The aim of the current study is to compare the antiplatelet efficacy and safety of clopidogrel napadisilate and clopidogrel bisulfate in Coronary Artery Disease (CAD) patients after coronary stent implantation. Read more about this study

Who is it for?
Ages 20 to 85 years
Conditions the study is for
Coronary Artery Disease
What is being tested?
clopidogrel napadisilate + aspirin and clopidogrel bisulfate + aspirin
Could I receive a placebo?
No, everyone receives an active treatment
How many people
148 participants
Where
1 siteSouth Korea
Study dates
Oct 2010to Feb 2012
Phase
Phase 4
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 20 to 85 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Korean men and women between the age of 20 and 85
  • Patients who were diagnosed as having CAD
  • Patients who were planned to undergo PCI

Who cannot join

  • Patients who were not treated with PCI or intended to treat with PCI but failed
  • Patients who were were taking or had taken other antiplatelet or anticoagulant for more than 2 weeks within the prior 30 days
  • Patients who were had a history of alcohol abuse or intoxication; (4) had hypersensitivity to clopidogrel or aspirin
  • Patients who were had hypersensitivity to clopidogrel or aspirin
  • Patients who were had abnormal laboratory results indicative of liver disease
  • Patients who were had blood coagulation disorders, uncontrolled severe hypertension, active bleeding, or history of severe bleeding, such as intracranial hemorrhage or ulcer bleeding
Show all 9Show fewer
  • Patients who were were pregnant, breastfeeding, or not using effective methods of contraception
  • Patients who were had other contraindication to study drug
  • Patients who were had participated in another clinical study within 4 weeks prior to the start of this study

Trial locations and contacts

1 site in 1 country.

South Korea1 site
  • Seoul National University Hospital

    Seoul, 110-744

Other trials in South Korea

About this study

The aim of the current study is to compare the antiplatelet efficacy and safety of clopidogrel napadisilate and clopidogrel bisulfate in Coronary Artery Disease (CAD) patients after coronary stent implantation.

Being tested
clopidogrel napadisilate + aspirin, clopidogrel bisulfate + aspirin
Keywords
CAD, PCI, Percutaneous Coronary Intervention
Medical subject headings
Coronary Artery Disease

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • clopidogrel napadisilate + aspirinDrug

    clopidogrel napadisilate 75mg + aspirin 100mg

  • clopidogrel bisulfate + aspirinDrug

    clopidogrel bisulfate 75mg + aspirin 100mg

Study groups in NCT01584791
Study groupRoleWhat they receive
clopidogrel napadisilate + aspirinExperimentalNot described
Receives: Drug: clopidogrel napadisilate + aspirin
clopidogrel bisulfate + aspirinActive comparatorNot described
Receives: Drug: clopidogrel bisulfate + aspirin

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. The percentage of P2Y12 receptor inhibition

    Measured: 4 weeks

Secondary outcomes (1)
  1. Adverse events after study medication

    Measured: 4 weeks

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted25 Apr 2012 (estimated)
  2. Study startOct 2010
  3. Primary completionFeb 2012

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
148 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01584791
Sponsor's protocol ID
KOPIDO STENT
Status last verified
Apr 2012
First submitted
23 Apr 2012
Last updated
25 Apr 2012
Results posted
No

Publications

  • Park JB, Koo BK, Choi WG, Kim SY, Park J, Kwan J, Park CG, Kim HS. Comparison of antiplatelet efficacy and tolerability of clopidogrel napadisilate with clopidogrel bisulfate in coronary artery disease patients after percutaneous coronary intervention: a prospective, multicenter, randomized, open-label, phase IV, noninferiority trial. Clin Ther. 2013 Jan;35(1):28-37.e4. doi: 10.1016/j.clinthera.2012.12.004.

    PubMed 23328268

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing clopidogrel napadisilate + aspirin and clopidogrel bisulfate + aspirin in people with Coronary Artery Disease, run by Seoul National University Hospital at 1 site in South Korea.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 9 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 25 Apr 2012. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in South Korea. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

The percentage of P2Y12 receptor inhibition (time frame: 4 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT01584791, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 25 Apr 2012.

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