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NCT01123824
A Randomized, Double-blind, Double-dummy, Two Period, Two Treatment Cross-over Pharmacodynamic and Pharmacokinetic Study of Clopidogrel Given as 5-day Repeated Oral Doses (300 mg Loading Dose Followed by 75 mg/Day and 600 mg Loading Dose Followed by 150 mg/Day) in 4 Different Groups of CYP2C19 Genotyped Healthy Male and Female Subjects
Phase 1 trial testing CLOPIDOGREL in Healthy in 40 participants. Completed in 1 August 2009.
1 August 2009
Quick facts
| Lead sponsor | Sanofi |
|---|---|
| Phase | Phase 1 |
| Status | Completed |
| Study type | INTERVENTIONAL |
| Allocation | randomized |
| Design | crossover |
| Masking | double |
| Primary purpose | basic science |
| Enrollment | 40 |
| Start date | 1 April 2009 |
| Primary completion | 1 August 2009 |
| Estimated completion | 1 August 2009 |
| Sites | 1 location across Germany |
Drugs / interventions tested
- CLOPIDOGREL (clopidogrel) — full drug profile →
- placebo
Conditions studied
- Healthy — all drugs for Healthy →
Sponsor
Sanofi — full company profile →
Who can join
Adults 18 to 65, any sex, with Healthy. Healthy volunteers can join.
What's being measured
Primary outcomes are the specific endpoints the trial is designed to prove or disprove.
-
Maximum platelet aggregation intensity (MAI) induced by Adenosine diphosphate (ADP) 5 µM after 5 days treatment
Time frame: Day 5 of each period
Sponsor's own description
Primary Objective: * Investigate the possible role of the CYP2C19 genotype in Adenosine diphosphate (ADP)-induced platelet aggregation after administration of a standard dose regimen of clopidogrel (300 mg loading dose followed by 75 mg/day for 4 days) in healthy male and female subjects Secondary Objectives: * Assess the pharmacodynamic activity of a higher dose regimen of clopidogrel (600 mg loading dose followed by 150 mg/day for 4 days) * Compare the pharmacokinetic profiles of clopidogrel active metabolite between the selected groups of genotyped subjects and the 2 dose regimen
Publications & conference data
1 peer-reviewed publication reference this trial (live from Europe PMC):
-
Effect of proton pump inhibitors on platelet inhibition activity of clopidogrel in Chinese patients with percutaneous coronary intervention.
Kwan J, Htun WW, Huang Y, Ko W, et al · · 2011 · cited 11× · PMID 21796254 · DOI 10.2147/vhrm.s22273
Verify or expand the search:
- PubMed search for NCT01123824
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
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Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT01123824 (US National Library of Medicine, public domain)
- Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by Sanofi
- Last refreshed: 14 December 2011
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT01123824.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing