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Completed Phase 2 Interventional Accepts healthy volunteers Results available

Assessment and Prevention of Pain During Ovarian Stimulation in Patients With Endometriosis

ClinicalTrials.gov ID: NCT04002141

Public ClinicalTrials.gov record NCT04002141. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 9, 2026, 1:45 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

Randomized double blinded placebo-controlled trial to evaluate the impact of ovarian hyperstimulation on endometriosis-related symptoms and to evaluate the impact of letrozole use during ovarian hyperstimulation with respect to endometriosis-related symptoms, embryo/egg quality and quantity, and pregnancy rates.

Study identification

NCT ID
NCT04002141
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Enrollment
60 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 42 Years
Sex
Female
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Sep 16, 2019
Primary completion
Sep 30, 2023
Completion
Dec 31, 2024
Last update posted
Jan 27, 2026

2019 – 2025

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
UCSF Center for Reproductive Health San Francisco California 94158

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04002141, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 27, 2026 · Synced Sep 9, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04002141 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →