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To compare effect of with or without pre-treatment of the combined oral contraceptive pills for PCOS patients undergoing COS- A single center, randomized, prospective, open-label study

To compare effect of with or without pre-treatment of the combined oral contraceptive pills for PCOS patients undergoing COS- A single center, randomized, prospective, open-label study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1800014822
Enrollment
Unknown
Registered
2018-02-07
Start date
2018-03-01
Completion date
Unknown
Last updated
2018-02-12

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

Conditions

PCOS

Interventions

A:OCs pretreatment 21days
B:no

Sponsors

The First Affiliated Hospital of Sun Yat-sen University
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
20 Years to 40 Years

Inclusion criteria

Inclusion criteria: Patients with polycystic ovary syndrome were diagnosed with Rotterdam standardage = 40 years; BMI<30 serum basal follicle-stimulating hormone (FSH) concentration < 12 mIU/mL; =2 IVF-ET cycle; and no treatment with gonadotrophins within 3 months before the study.

Exclusion criteria

Exclusion criteria: endometriosis, uterine malformation,ovarian tumor, thyroid disease, Systemic Lupus Erythematosus, Preimplantation genetic diagnosis, repeated implantation failure, intrauterine adhesion, recurrent spontaneous abortion, chromosome abnormality, BMI > 30 kg/m2hyperlipidemia, hypertension, diabetes, Thrombotic diseases

Design outcomes

Primary

MeasureTime frame
blastocyst rate;live birth rate;—

Secondary

MeasureTime frame
usable embryo rate;clinical pregnancy rate;—

Countries

China

Contacts

Public ContactXu Yanwen

First Affiliated Hospital, Sun Yat-sen University

xuyanwen663000@126.com+86 13682213000

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026