Actively Recruiting
Disparities in Emergency Contraceptive Metabolism Dictate Efficacy
Led by Oregon Health and Science University · Updated on 2024-08-19
140
Participants Needed
1
Research Sites
259 weeks
Total Duration
On this page
Sponsors
O
Oregon Health and Science University
Lead Sponsor
E
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Collaborating Sponsor
AI-Summary
What this Trial Is About
The purpose of this study is to learn more about why some people are at greater risk for oral emergency contraceptive failure while others are not. The investigators want to learn if genetic differences impact the risk of emergency contraception failure.
CONDITIONS
Official Title
Disparities in Emergency Contraceptive Metabolism Dictate Efficacy
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Generally healthy women
- Aged 18 to 40 years
- Have regular menstrual cycles occurring every 21 to 35 days
- Experiencing ovulatory cycles confirmed by a progesterone level of 3 ng/mL or greater during the luteal phase of the screening cycle
You will not qualify if you...
- Pregnant, seeking pregnancy, or breastfeeding
- Known allergy to the study medication
- Recent use of hormonal contraception
- Irregular menstrual cycles (less than 21 days or more than 35 days)
- Routine use of nonsteroidal anti-inflammatory drugs
- Presence of metabolic disorders
- Smoking
- Any condition that prevents provision of informed consent
- Use of drugs within 2 weeks of enrollment that interfere with ulipristal acetate metabolism or are CYP3A4 inducers, inhibitors, or CYP3A drug substrates
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 1 location
1
OHSU
Portland, Oregon, United States, 97239
Actively Recruiting
Research Team
W
Women's Health Research Unit Department of OB/GYN
CONTACT
How is the study designed?
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
NON_RANDOMIZED
Model
SINGLE_GROUP
Primary Purpose
TREATMENT
Number of Arms
2
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