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Aspirin in IVF.


- candidate number1980
- NTR NumberNTR610
- ISRCTNISRCTN97507474
- Date ISRCTN created4-apr-2006
- date ISRCTN requested24-mrt-2006
- Date Registered NTR13-feb-2006
- Secondary IDsN/A 
- Public TitleAspirin in IVF.
- Scientific TitleLow dose aspirin in IVF. A prospective, randomized, double blind placebo controlled trial.
- ACRONYMN/A
- hypothesisBy its pharmalogical action it is likely that aspirin improves ovarian perfusion, uterine perfusion and reduces endometrial restraint on the implanting embryo. Therefore the hypothesis of this study is that the use of low dose aspirin in IVF improves pregnancy rates.
- Healt Condition(s) or Problem(s) studiedSubfertility
- Inclusion criteria1. Patients undergoing IVF or ICSI treatment;
2. Age <39 years;
3. Cycle day 3 FSH < 10 IU/L;
4. No contra indications against the use of low-dose aspirin.
- Exclusion criteria1. Systemic diseases;
2. Hypertension;
3. Previous allergic reaction to study medication;
4. Previous OHSS;
5. Untreated endocrinopathies;
6. Smoking > 5 cigarettes/day;
7. BMI > 28.
- mec approval receivedyes
- multicenter trialno
- randomisedyes
- masking/blindingDouble
- controlPlacebo
- groupParallel
- Type2 or more arms, randomized
- Studytypeintervention
- planned startdate 1-jun-2002
- planned closingdate1-aug-2007
- Target number of participants150
- InterventionsPatients undergo regular IVF/ICSI treatment combined with low dose aspirin or placebo.
- Primary outcomeOngoing pregnancy rate.
- Secondary outcome1. Number of follicles;
2. Number of oocytes retrieved.
- TimepointsN/A
- Trial web siteN/A
- statusinclusion stopped: follow-up
- CONTACT FOR PUBLIC QUERIESDr. P.G.A. Hompes
- CONTACT for SCIENTIFIC QUERIES M.J. Lambers
- Sponsor/Initiator VU University Medical Center, Department of Obstetrics and Gynaecology
- Funding
(Source(s) of Monetary or Material Support)
VU University Medical Center, Department of Obstetrics and Gynaecology
- PublicationsN/A
- Brief summaryA prospective, randomized, double blind, placebo controled trial. Patients under the age of 39 years undergoing regular IVF or ICSI treatment combined with low dose aspirin or placebo.
- Main changes (audit trail)
- RECORD13-feb-2006 - 9-dec-2009


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