New dosing strategy may boost ovulation in PCOS-Related infertility
NCT ID NCT07143682
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested whether a step-up dose of the drug letrozole helps women with PCOS ovulate better than the standard low dose. 70 women took either the step-up or standard dose for up to 3 menstrual cycles. Researchers tracked follicle growth, uterine lining thickness, and pregnancy rates to see which approach works best.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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70 people
The number who actually took part.
- Started
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Jan 2023
- Finished
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Jun 2024
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 35 years
- Sex
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Female participants only
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * PCOS women with subfertility * Selected for ovulation induction Exclusion Criteria: * Body mass index (BMI) ˂18 and ≥30 kg/m2, * Women with other infertility factors (endometriosis, suspected tubal factor, and uterine causes of infertility) * Male factor infertility
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Bangabandhu Sheikh Mujib Medical University
Dhaka, 1200, Bangladesh
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