Actively Recruiting
Long Term Evaluation of Scapular-inserted Contraceptive Implants
Led by Yale University · Updated on 2026-05-12
62
Participants Needed
2
Research Sites
73 weeks
Total Duration
On this page
Sponsors
Y
Yale 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
This study aims to evaluate long-term outcomes when the etonogestrel contraceptive implant is inserted at an alternative site located over the scapular. The study will evaluate the pharmacokinetics (i.e., drug levels) and side effect profiles of participants who have an etonogestrel contraceptive implant inserted at this alternative scapular site over the course of at least two years.
CONDITIONS
Official Title
Long Term Evaluation of Scapular-inserted Contraceptive Implants
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Signed informed consent form
- Willingness to comply with study procedures and be available for the full duration
- Sex assigned at birth must be female
- Aged 18 to 45 years
- Good general health without need for regular intensive medical treatment
- Interest and willingness to use an etonogestrel contraceptive implant
- Negative pregnancy test at enrollment and no plans to become pregnant in next 36 months
- Willingness to avoid medications or supplements that affect CYP3A enzyme during the study
- Body mass index of 18.5 kg/m2 or higher
You will not qualify if you...
- Contraindications to etonogestrel implant based on CDC guidelines including:
- Current or past breast cancer
- Malignant liver tumor
- Allergic reaction to implant components
- Known liver conditions affecting drug metabolism (e.g., cirrhosis, hepatitis)
- History of deep vein thrombosis, venous thromboembolism, or arterial thromboembolism
- Current use of CYP3A inducer or inhibitor medications that cannot be stopped
- Current use of progestin-only contraceptives containing desogestrel or etonogestrel
- History of spinal deformities like kyphosis or lordosis
- History of surgery to non-dominant shoulder or scapula
- Mobility limitations in non-dominant shoulder
- Previous trauma to non-dominant scapular area
- Active skin conditions in non-dominant scapular region
- Inability to feel scapular bone landmarks due to body habitus
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 2 locations
1
University of Colorado Anschutz Medical Campus
Aurora, Colorado, United States, 80045
Not Yet Recruiting
2
Yale University School of Medicine
New Haven, Connecticut, United States, 06520
Actively Recruiting
Research Team
P
Professional Research Assistant
CONTACT
How is the study designed?
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
NA
Model
SINGLE_GROUP
Primary Purpose
PREVENTION
Number of Arms
1
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