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Administration of GnRH antagonist in PCOS patients undergoing IVF.

Antagonist administration from day 1 of IVF versus standard flexible day 5/6 antagonist administration in PCOS patients

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2026/01/100428
Enrollment
100
Registered
2026-01-06
Start date
Unknown
Completion date
Unknown
Last updated
2026-02-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: E00-E89- Endocrine, nutritional and metabolic diseases

Interventions

Intervention1: Early-Start GnRH Antagonist Protocol (Day 1 Administration): The administration of the GnRH antagonist is shifted from the conventional mid-stimulation phase to the very first day of th

Sponsors

SELF (Ghosh Dastidar Institute For Fertility Research Pvt Ltd)
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: PCOS patients undergoing IVF

Exclusion criteria

Exclusion criteria: Patients with grade III-IV endometriosis, concurrent severe male factor infertility, or history of previous ovarian surgery

Design outcomes

Primary

MeasureTime frame
Comparison of clinical pregnancy rate between the two groups with Antagonist administration from day 1 of IVF versus standard flexible day 5/6.Timepoint: 1. Recruitment of participants and randomisation- 0-6 months 2. Conduct and completion of study: 6-12 months 3. Data organisation and curation: 12-18 months 4. Data analysis and publication:12-18 months

Secondary

MeasureTime frame
To compare number of oocytes, proportion of fertilized oocytes, and proportion of top quality embryos achieved between 2 groupsTimepoint: 1. Recruitment of participants and randomisation- 0-6 months 2. Conduct and completion of study: 6-12 months 3. Data organisation and curation: 12-18 months 4. Data analysis and publication:12-18 months

Countries

India

Contacts

Public ContactBiswanath Ghosh Dastidar

Ghosh Dastidar Institute For Fertility Research Pvt Ltd

biswanath@gdifr.in9830863894

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 7, 2026