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Comparison of the clinical outcomes with different doses of letrozole in PCOS patients undergoing ovulation induction: a prospective, randomized, controlled trial

Comparison of the clinical outcomes with different doses of letrozole in PCOS patients undergoing ovulation induction: a prospective, randomized, controlled trial

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100042082
Enrollment
Unknown
Registered
2021-01-13
Start date
2021-01-20
Completion date
Unknown
Last updated
2021-04-19

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

Conditions

polycystic ovarian syndrome

Interventions

experimental group:Letrozole(high dose)
control group:Letrozole(low dose)

Sponsors

Shanghai First Maternity and Infant Hospital
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: Aged 20-35 years, PCOS patients.

Exclusion criteria

Exclusion criteria: Clinically significant systemic disease such as renal failure; nonclassic congenital adrenal hyperplasia,primary hypothyroidism, hyperprolactinemia, Cushing syndrome, virilizing adrenal or ovarian tumors; administration of hormonal treatments in the previous 3 months.

Design outcomes

Primary

MeasureTime frame
Ovulation rate;—

Secondary

MeasureTime frame
Clinical pregnancy rate;The number of preovulatory follicles;Multiple pregnancy rate;—

Countries

China

Contacts

Public ContactFu Yonglun

Shanghai First Maternity and Infant Hospital

fuyonglunivf@163.com+86 13917547302

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 6, 2026