Expired Study
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Clinical Trial 3153

Salt Lake City/Sandy, UT 84070


Study Summary:

We are currently conducting a 24-week treatment, double blind, study to evaluate the effectiveness of the study GnrH antagonist oral medication for the reduction of pain and endometriosis symptoms.

A 150 mg dosage tablet, a 250 mg dosage tablet and placebo are used.

Women randomized to placebo are automatically rolled over to study drug treatment at 12 weeks.

Participants have a 33% chance of receiving placebo, but then only for half of the study treatment duration.


Qualified Participants Must:

• Be 18 to 49 years of age
• Have a surgical diagnosis of Endometriosis within the past 8 years from study start and be able to provide the study center with a copy of their last surgical report
• Have an intact uterus and both ovaries
• Be able to use condoms and spermicide for contraception during study (if S.A.)
• Have monthly menses approximately 28 +/- 5 days apart
• Be willing to wash out of hormonal birth control pills after signing consent
• Not have had Lupron, Danazol, or DepoProvera treatment in the past 3-6 months
• Other qualifications apply


Qualified Participants May Receive:

Study related physical exams, TVUs, lab-work, DEXA scans, study medication and up to $75.00 per completed visit.


Clinical trials are medical research studies designed to test the safety and/or effectiveness of new investigational drugs, devices, or treatments in humans. These studies are conducted worldwide for a range of conditions and illnesses. Learn more about clinical research and participating in a study at About Clinical Trials.