Eligibility Module

Eligibility Module

The Eligibility Module contains detailed information about who can participate in the clinical trial. This includes eligibility criteria, age restrictions, gender requirements, healthy volunteer status, and study population descriptions, helping researchers understand who is eligible to participate in the study.

Eligibility Module path is as follows:

Study -> Protocol Section -> Eligibility Module

Eligibility Module


Ignite Creation Date: 2025-12-24 @ 11:14 PM
Ignite Modification Date: 2025-12-24 @ 11:14 PM
NCT ID: NCT01999569
Eligibility Criteria: Inclusion Criteria: * Patient having regular menstrual cycles between 26-30 days * Ages 18-40 * Patient must not be sexually active during the study period, or if so must be using a reliable form of non-hormonal birth control including tubal ligation or vasectomy, non-hormonal intrauterine contraceptive device (IUD), or condoms with spermicide. * Willing to participate in study and available for all monitoring visits. * IRB consent Exclusion Criteria: * Patient must NOT have used hormonal contraception three months or less prior to study. * Irregular menstrual cycles (\<26 days or \>30 days within the last 6 months. * Untreated thyroid dysfunction or hyperprolactinemia * Pregnancy (current or within 3 months) or breastfeeding * Allergy or contraindication to letrozole
Healthy Volunteers: True
Sex: FEMALE
Minimum Age: 18 Years
Maximum Age: 40 Years
Study: NCT01999569
Study Brief:
Protocol Section: NCT01999569