The Equinox Study


The Equinox Study is a clinical research study that is evaluating an oral investigational medication to see if it reduces moderate to severe pain associated with Endometriosis.

You May Qualify if you:

  • Are a premenopausal woman between the ages of 18 and 49

  • Have had a surgical diagnosis of endometriosis within the last 10 years

  • Have moderate to severe pain from endometriosis

  • Are not pregnant or actively trying to get pregnant

  • Do not have osteoporosis (thinning, weak bones) or any other bone disease

The Most Common Symptoms of Endometriosis are:

  • pain during or between menstrual periods

  • painful sex

  • depression

  • painful urination or bowel movements

  • fatigue


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    Janet l. Dittus, M.D. is a practicing OBGYN (board certified in Obstetrics & Gynecology) in Nashville, TN. Dr. Dittus graduated from University of Louisville School of Medicine in 1979. She completed her residency at Vanderbilt Medical Center, and has maintained a very successful practice for 39 years.

   Dr. Dittus specializes in Gynecology: additional areas of expertise include Overactive Urinary Bladder, Infertility, and Endometriosis. She currently practices at Janet Dittus MD and is affiliated with TriStar Centennial Medical Center and Saint Thomas Midtown Hospital.

   Dr. Dittus has a loving heart, and travels to Haiti twice a year. She volunteers her time and gynecology services to help women who are in desperate need of medical care. She is providing lifesaving treatment to women who have no other access to medical care.

Carol Arvin

Carol Arvin, RN, WHNP - BC is a Sub - Investigator for the Equinox Study. Carol is a Women's Health Nurse Practitioner specializing in the medical treatment of women from puberty through menopause. Her current focus is the treatment of Endometriosis through the National Equinox Study  here at Access Clinical Trials, Inc. in Nashville, TN.

Taneka Sullins

Taneka Sullins, CCMA is the Primary Study Coordinator on the Equinox Endometriosis Study at Access Clinical Trials, Inc.. She has extensive training in Uterine Fibroid and Endometriosis Trials. Taneka is a Certified Clinical Medical Assistant, having earned her Associate Degree of Science from Miller Motte Technical College in 2015.

Support Staff

Dr. Bircher

Ana Bircher, M.D.

Coplan Fleckstein, RN

Coplan Fleckstein, RN

Mary Jane Brown, Office Manager

Mary Jane Brown, Office Manager

                                      For More Information
To learn more about the Equinox Study or to see if you qualify.
                                         Call: 844-344-ENDO (3636)
                                                          Visit: www.Endotrial.com