ClinicalTrials.gg
CompletedNCT03329261IDASCOP 1Updated Dec 23, 2019

Incidence of Major Cardiovascular Events in Diabetic Patients With ACS Undergoing Coronary Angioplasty and Treated With Clopidogrel 150 mg Versus 75 mg

A Phase 4 interventional study of Clopidogrel in Diabetes Mellitus, Type 2, NSTEMI - Non-ST Segment Elevation MI and Coronary Angioplasty, sponsored by Laboratoires Teriak. Completed at 1 site in Tunisia. Open to participants aged 18 Years to 75 Years. Per ClinicalTrials.gov, last updated 2019-12-23.

Sponsored by Laboratoires Teriak · Phase 4, Interventional, and Treatment

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Phase
Phase 4
Study type
Interventional
Enrollment
167
Allocation
Randomized
Ages
18 Years to 75 Years
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-13

Among 19 studies in Diabetes Mellitus, Type 2 with a site in Tunisia — 2 open to participants now, 2 under way, 1 of them phase 3. Diabetes Mellitus, Type 2 · Tunisia.

Enrollment
11th of 14
167 · median 519
Started
2017
the only one that year
Phase 4
5 of 19
none open now
Registered
13th of 19
by date
Lead sponsor
1 of 19
Laboratoires Teriak

Among the 19 studies in Diabetes Mellitus, Type 2 with a site in Tunisia, this one is the 11th largest by enrollment of the 14 interventional ones that give a count, is the only one that started in 2017, is one of 5 in phase 4, and was the 13th registered.

Diabetes Mellitus, Type 2

10,378 studies on the registry are indexed under Diabetes Mellitus, Type 2; 1,410 are open to participants now.

Browse Diabetes Mellitus, Type 2 studies →

Open to participants now

2 of the 19 studies in Diabetes Mellitus, Type 2 with a site in Tunisia are open now. Recruiting first, the newest first:

All 2 open studies →

A study can be open while its sites in Tunisia have not opened yet or have stopped. Only those recruiting at a site in Tunisia →

Who these studies take

Of the 882 Diabetes Mellitus, Type 2 studies recruiting now, 374 (42%) set no upper age limit and 383 (43%) stop at 75 or younger; 52 take children under 18; 203 take healthy volunteers.

This study: 18 Years to 75 Years · all sexes · no healthy volunteers.

The full table on the hub →

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02

Study summary

Acute Coronary Syndrome (ACS) is triggered by the rupture of an atherosclerotic plaque that results in a platelet aggregation reaction in the coronary artery. The administration of antiplatelet agents starting from the acute phase of the disease has helped reduce the risk of ischemic relapse both during initial and long-term hospitalization.

Management of clopidogrel following an ischemic event has been the subject of several treatment regimens ranging from a single continuous dose to a sequential double dose of between 7 and 30 days. The CURRENT-OASIS 7 therapeutic trial showed a benefit of clopidogrel double dose in reducing the risk of myocardial intervention (MI) and the composite outcome: cardiovascular mortality, MI, or stroke (CVA/TIA) at 30 days. However, the study protocol was interested in all ACSs, regardless of the Type 2 Diabetes Mellitus (T2DM) status in selected patients. Also, doubling of clopidogrel dose was maintained over 7 days after angioplasty. The literature describes an increased cardiovascular risk in type II diabetics in secondary prevention. No previous study has evaluated the effect of clopidogrel double dose given for 1 month on the reduction of this risk in the long-term in diabetic patients.

Thus, the objective of this study is to evaluate the efficacy and safety of clopidogrel double dose, given for 1 month in ACS in the diabetic patient.

Read the detailed description

The study is an open label, multicentric clinical trial. Collected data are managed by the DACIMA Clinical Suite®, the electronic data capture platform which complies with the FDA 21 CFR part 11 requirements (Food and Drug Administration 21 Code of Federal Regulations part 11), the HIPAA specifications (Health Insurance Portability and Accountability Act), and the ICH standards (International Conference on Harmonisation).

03

Conditions studied

  • Diabetes Mellitus, Type 2
  • NSTEMI - Non-ST Segment Elevation MI
  • Coronary Angioplasty
04

Who can participate

Ages eligible
18 Years to 75 Years
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Male or female aged between 18 to 75 years old.
  • Proven ACS requiring PTCA within 1 week of inclusion. The ACS should be without ST-segment elevation (presence of chest pain with ST-segment or T-wave changes without sustained ST segment elevation) with elevation of cardiac biomarkers of MI (positive troponins).
  • Coronary angiography showing at least one coronary lesion, whether mono, bi or multi-truncate
  • Type 2 diabetes confirmed for at least one year
  • Patient candidate for treatment with Clopidogrel
  • of patients

Non-Inclusion Criteria:

  • Non-consenting patient and/or participating in another clinical study
  • ACS with ST segment elevation (STEMI)
  • History of digestive or cerebral bleeding with antiplatelet agents or anticoagulants
  • Insulin-dependent diabetes mellitus (IDDM)
  • Diabetic requiring insulin
  • Patient in cardiogenic shock
  • Patient under treatment with anti-glycoprotein IIb/IIIa or stopped less than 72 hours prior to inclusion
  • Previously treated with clopidogrel or thrombolytics
  • Patients programmed for surgery in less than 6 months
  • Ischemic stroke less than 6 weeks old
  • History of haemorrhagic stroke (regardless of time)
  • Patients under or candidates for Vitamin K antagonist (VKA)
  • Patients under another antiplatelet agent (Ticlopidine, Prasugrel)
  • Patients with a to clopidogrel ( to the active substance or to any of the , severe hepatic impairment, progressive hemorrhagic lesion such as peptic ulcer or intracranial hemorrhage)
  • Under omeprazole treatment, or considered during the study
  • Anemia ( \<12g/dl)
  • Thrombocytopenia with less than 100000 cells/mm3
  • Serum creatinine greater than 200 μmol/l
  • Pregnancy and/or breast-feeding
  • Severe renal impairment

Exclusion criteria

Exclusion criteria:

  • Non-compliance with treatment (treatment compliance \<80%)
  • AE/SAE requiring cessation of treatment
  • Planning a CABG
  • Occurrence of pregnancy during the study
Terms in these criteria, in plain language(5)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Informed consent

Before you join, the study team explains what taking part involves — its purpose, what happens, the risks and possible benefits — and answers your questions, so you can decide freely. Consent is usually recorded on a form (the informed consent form, ICF) signed by you or, where the law allows, by someone legally authorised to decide for you.

You can keep asking questions during the study, you are told of new information that matters, and you can choose to leave at any time.

Contraindication

A reason a treatment, test or procedure should not be given to a particular person, such as an allergy, another illness or a medicine they take.

Hypersensitivity

An allergy, or another reaction of the immune system, to a substance. “Hypersensitivity to the study drug” means a known allergic reaction to it — not every side effect a medicine can have.

Excipients

The other ingredients in a medicine besides the active drug, such as fillers, colours or preservatives.

Hemoglobin (Hb)

The protein in red blood cells that carries oxygen. A low level is anaemia, which can cause tiredness and breathlessness. Measured in g/dL or g/L (9 g/dL is 90 g/L).

05

Study design

Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
167 participants (actual)

Study arms

  • Active comparator
    Arm 1 (single dose)

    Will receive a clopidogrel loading dose of 600 mg PO, then a daily dose of clopidogrel 75 mg PO until the angioplasty is performed. After coronary intervention, a daily dose of clopidogrel 150 mg PO for 7 days will be given, followed by a daily single dose of clopidogrel (75 mg PO) for 21 days. Maintenance therapy will be clopidogrel daily dose of 75 mg PO thereafter, until the end of the study.

    Drug: Clopidogrel

  • Active comparator
    Arm 2 (double dose)

    Will receive a clopidogrel loading dose of 600 mg PO, then a daily dose of clopidogrel 75 mg PO until the angioplasty is performed. After coronary intervention, a daily dose of clopidogrel 150 mg PO for 7 days will be given, followed by a daily double dose of clopidogrel (150 mg PO) for 21 days. Maintenance therapy will be clopidogrel daily dose of 75 mg PO thereafter, until the end of the study.

    Drug: Clopidogrel

Interventions

  • COPIGREL® - clopidogrel dosed at 75 mg per tablet

    Also known as: COPIGREL®

06

What researchers measure

Primary outcomes

  1. Major Cardiovascular Events (MACE)

    Incidence of major cardiovascular events including cardiac death, MI, cerebrovascular accident (CVA), revascularization (PTCA, GABG), stent thrombosis.

    Time frame: 1 year after coronary intervention

Secondary outcomes

  1. Bleeding Events

    All bleeding events (digestive, cerebral, other locations)

    Time frame: At 1, 3, 6, 9 and 12 months from patient enrollment

  2. Heart Failure Readmission

    Incidence of heart failure hospital readmissions

    Time frame: At 1, 3, 6, 9 and 12 months from patient enrollment

  3. Global Death

    Incidence of death of all causes (death of cardiovascular origin and death of non-cardiovascular origin)

    Time frame: At 1, 3, 6, 9 and 12 months from patient enrollment

  4. Incidence of Adverse Events

    Incidence of Adverse Events (AE) including Serious Adverse Events (SAE)

    Time frame: At 1, 3, 6, 9 and 12 months from patient enrollment

07

Study locations

1 site
  • HMPIT
    Ben Arous, Tunisia
08

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Ran from Dec 2017 to primary completion in Mar 2019, 15 months.

Of 132 industry-sponsored phase 4 interventional studies under Diabetes Mellitus, Type 2, half reached primary completion within 19 months of starting (the median), counting those still running; a quarter within 12 and three quarters within 28. This study's 15 months is below that.

Counting every sponsor, half of 452 studies reached it within 24 months; a quarter within 13 and three quarters within 42.

How these figures are worked out, and which studies are left out of them.

Registered
Oct 14, 2017
First posted
Nov 1, 2017
StartActual
Dec 7, 2017
Primary completionActual
Mar 24, 2019
CompletionActual
Dec 20, 2019
Last update
Dec 23, 2019
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Dec 23, 2019, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT03329261
Lead sponsor
Laboratoires Teriak
Responsible party
Sponsor
First posted
Nov 1, 2017
Start date
Dec 7, 2017
Primary completion
Mar 24, 2019
Completion
Dec 20, 2019
Last update
Dec 23, 2019

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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This study is completed, as verified in Dec 2019. You cannot join it, but the record below documents what was studied.

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Studies of the drug tested here: Clopidogrel

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