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CompletedNCT02742987Updated Aug 17, 2017Results posted

Clopidogrel Versus Ticagrelor in Type-2 Diabetes

A Phase 4 interventional study of Ticagrelor and Clopidogrel in Coronary Artery Disease and Diabetes Mellitus, sponsored by Campus Bio-Medico University. Completed. Per ClinicalTrials.gov, last updated 2017-08-17.

Sponsored by Campus Bio-Medico University · Phase 4, Interventional, and Treatment

Phase
Phase 4
Study type
Interventional
Enrollment
42
Allocation
Randomized
Sex
All
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Study summary

CLOTILDIA is a single-center, prospective, randomized, open label, cross-over study evaluating the effects of ticagrelor versus high-dose clopidogrel on endothelial function and platelet reactivity in patients with type-2 diabetes mellitus (T2DM) treated with percutaneous coronary intervention (PCI).

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Conditions studied

  • Coronary Artery Disease
  • Diabetes Mellitus
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In context

Coronary Artery Disease

5,598 studies on the registry are indexed under Coronary Artery Disease; 957 are open to participants now.

This study's enrollment of 42 is below the median of 124 across 3,436 interventional studies indexed under Coronary Artery Disease.

Browse Coronary Artery Disease studies →

Lead sponsor

Campus Bio-Medico University is the lead sponsor of 82 studies on the registry; 11 are open to participants now.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
Child (0–17), Adult (18–64), Older adult (65+)
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • type 2 diabetes mellitus
  • stable coronary disease
  • coronary revascularization with PCI at least 1 month prior to recruitment

Exclusion criteria

Exclusion Criteria:

  • acute coronary syndrome
  • platelet count \<70x109/l
  • active bleeding or bleeding diathesis
  • history of intracranial bleeding
  • gastrointestinal bleeding \<6 months
  • cerebrovascular accident \<3 months
  • history of malignancy
  • concomitant need for oral anticoagulant therapy
  • severe liver disease or chronic renal failure (glomerular filtration rate \<30 ml/min /1.73m2)
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Study design

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

Study arms

  • Experimental
    Ticagrelor group

    Ticagrelor 90 mg twice daily + standard medical therapy

    Drug: Ticagrelor · Drug: Standard medical therapy

  • Experimental
    Clopidogrel group

    Clopidogrel 150 mg once daily + standard medical therapy

    Drug: Clopidogrel · Drug: Standard medical therapy

Interventions

  • DrugTicagrelor

    Ticagrelor 90 mg twice daily

  • DrugClopidogrel

    Clopidogrel 150 mg once daily

  • DrugStandard medical therapy

    Standard medical therapy for patients with coronary artery disease undergoing percutaneous coronary interventions

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What researchers measure

Primary outcomes

  1. Flow-mediated Dilation of the Brachial Artery

    Percent dilation of the brachial artery, as assessed with vascular ultrasound, from baseline to post-occlusion

    Time frame: 4 weeks

Secondary outcomes

  1. Number of Patients With Flow-mediated Dilation of the Brachial Artery <7%

    Time frame: 4 weeks

  2. Endothelium-independent Dilation of the Brachial Artery

    Percent dilation of the brachial artery, as assessed with vascular ultrasound, from baseline to post-administration of 0.5 mg sublingual nitroglycerin

    Time frame: 4 weeks

  3. Platelet Reactivity

    Platelet reactivity assessed with the VerifyNow P2Y12 Assay

    Time frame: 4 weeks

  4. Number of Patients With Platelet Reactivity >256 P2Y12 Reaction Units

    Time frame: 4 weeks

07

Results

Posted Aug 17, 2017

Participant flow

Participant flow — Overall Study
MilestoneTicagrelor GroupClopidogrel Group
Started2121
Completed2121
Not completed00

Outcome measures

PrimaryFlow-mediated Dilation of the Brachial Artery

Percent dilation of the brachial artery, as assessed with vascular ultrasound, from baseline to post-occlusion

Time frame:
4 weeks
Reported as:
Mean · FMD (%)
Flow-mediated Dilation of the Brachial Artery
FMD (%)Ticagrelor GroupClopidogrel Group
Flow-mediated Dilation of the Brachial Artery16.6 ± 4.811.6 ± 3.9
SecondaryNumber of Patients With Flow-mediated Dilation of the Brachial Artery <7%
Time frame:
4 weeks

Results for this outcome have not been posted.

SecondaryEndothelium-independent Dilation of the Brachial Artery

Percent dilation of the brachial artery, as assessed with vascular ultrasound, from baseline to post-administration of 0.5 mg sublingual nitroglycerin

Time frame:
4 weeks

Results for this outcome have not been posted.

SecondaryPlatelet Reactivity

Platelet reactivity assessed with the VerifyNow P2Y12 Assay

Time frame:
4 weeks

Results for this outcome have not been posted.

SecondaryNumber of Patients With Platelet Reactivity >256 P2Y12 Reaction Units
Time frame:
4 weeks

Results for this outcome have not been posted.

Adverse events

Collected over 30 days. Non-serious events are listed at a 5% frequency threshold.

Adverse event summary by group
GroupDeathsSeriousOther
Ticagrelor Group0/21 (0%)0/21 (0%)1/21 (4.8%)
Clopidogrel Group0/21 (0%)0/21 (0%)0/21 (0%)
Most frequent other events
Most frequent other events
EventTicagrelor GroupClopidogrel Group
DyspneaRespiratory, thoracic and mediastinal disorders1/210/21

Baseline characteristics

Age, Continuous
Age, Continuous(years)Ticagrelor GroupClopidogrel GroupTotal
Mean65.9 ± 9.567.7 ± 8.166.8 ± 8.8
Sex: Female, Male
Sex: Female, Male(Participants)Ticagrelor GroupClopidogrel GroupTotal
Female235
Male191837
Region of Enrollment
Region of Enrollment(participants)Ticagrelor GroupClopidogrel GroupTotal
Italy212142
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Study locations

No study locations are listed for this record.

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References and documents

Individual participant data

Plan to share: Undecided

No publications or documents are linked to this record.

10

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Aug 17, 2017, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT02742987
Lead sponsor
Campus Bio-Medico University
Responsible party
Germano Di Sciascio (Prof. Germano Di Sciascio, Campus Bio-Medico University) — Principal investigator
First posted
Apr 19, 2016
Start date
Mar 2014
Primary completion
Jun 2015
Completion
Jun 2015
Results posted
Aug 17, 2017
Last update
Aug 17, 2017

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Jul 2017. You cannot join it, but the record below documents what was studied.

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