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NCT07460674
Serum FSH Levels During Controlled Ovarian Stimulation
trial in Female Subjects Undergoing Controlled Ovarian Hyperstimulation in 500 participants. Not yet recruiting.
1 December 2030
Quick facts
| Lead sponsor | McGill University Health Centre/Research Institute of the McGill University Health Centre |
|---|---|
| Status | Not yet recruiting |
| Study type | OBSERVATIONAL |
| Enrollment | 500 |
| Start date | 16 February 2026 |
| Primary completion | 1 December 2030 |
| Estimated completion | 1 December 2030 |
| Sites | 1 location across Canada |
Conditions studied
- Female Subjects Undergoing Controlled Ovarian Hyperstimulation — all drugs for Female Subjects Undergoing Controlled Ovarian Hyperstimulation →
Sponsor
McGill University Health Centre/Research Institute of the McGill University Health Centre
Who can join
Adults 18 to 44, female only, with Female Subjects Undergoing Controlled Ovarian Hyperstimulation. Patients with the condition only — healthy volunteers not accepted.
What's being measured
Primary outcomes are the specific endpoints the trial is designed to prove or disprove.
-
-Trigger day FSH levels
Time frame: 60 months
Serum Follicle-stimulating hormone (FSH) (mIU/mL) measured at the day of the trigger shot -
Trigger day E2 levels
Time frame: 60 months
Serum Estradiol (E2) (pg/mL) levels measured at trigger shot day -
Number of patients reaching trigger
Time frame: 60 months
The number of patients that received the trigger shot and proceeding to oocyte retrieval / The number pf patients canceled during the ovarian stimulation -
Number of oocytes retrieved
Time frame: 60 months
The number of oocytes collected in the oocyte retrieval procedure -
Number of transferable embryos
Time frame: 60 months
Number of embryos were transferred in the fresh cycle plus the number of frozen embryos
Sponsor's own description
Follicle-stimulating hormone (FSH) plays a central role in controlled ovarian stimulation (COS) during in vitro fertilization (IVF) cycles. While baseline FSH is commonly used to assess ovarian reserve, the clinical significance of dynamic FSH changes during stimulation remains unclear. Limited evidence suggests that serum FSH levels during COS may reflect ovarian response and could be associated with follicular development and treatment outcomes, yet FSH is not routinely monitored throughout stimulation protocols. This prospective single-center cohort study aims to evaluate the dynamics of serum FSH levels during COS and to examine their association with ovarian response and IVF outcomes. Serum FSH, luteinizing hormone (LH) and estradiol (E2) will be measured at predefined time points during stimulation. Associations between FSH levels and oocyte yield, embryo development, and pregnancy outcomes will be analyzed to better understand the clinical relevance of FSH monitoring during IVF treatment.
Publications & conference data
No peer-reviewed publications indexed yet for this trial.
Verify or expand the search:
- PubMed search for NCT07460674
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
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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 NCT07460674 (US National Library of Medicine, public domain)
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by McGill University Health Centre/Research Institute of the McGill University Health Centre
- Last refreshed: 9 March 2026
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/NCT07460674.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing