Expired Study
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Clinical Trial 673

Dallas, TX 75251


Study Summary:

This is a study for patients with primary insomnia or patients who have had insomnia symptoms for at least 3 months. The study has a 21 day screening process and 28 days of treatment. Length of study is approximately 2 months. There are 13 clinic visits in the 2 months AND required overnight stays in a sleep lab for 8 visits for participants who qualify. free counter statistics


Qualified Participants Must:

• Be 18 years or older
• Be in generally good health
• Be experiencing insomnia symptoms for at least 3 months
• Be willing to participate in a time-consuming study.


Qualified Participants May Receive:

Study visits with a medical professional, investigational study medication, study procedures and tests at no cost to you and compensation for incidental costs and travel. ($35 for each office visit, $200 for each overnight 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.