(HealthDay News) -- Here are the latest clinical trials, courtesy of CenterWatch:

Ulcerative Colitis

If you have moderate-to-severe active ulcerative colitis, and are being treated with or have failed treatment with: oral 5-aminosalicylates, oral corticosteroids, 6-mercaptopurine, or Imuran, you may qualify for this study.

The research site is in Pratt, Kan.

More information

Please see http://www.centerwatch.com/patient/studies/cat152.html.

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Endometriosis

If you are a female aged 18-49, have regular menstrual periods, and have had a surgical diagnosis of endometriosis in the past five years, you may qualify for this study.

The research site is in Seattle, Wash.

More information

Please see http://www.centerwatch.com/patient/studies/cat60.html.

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Psoriasis and Psoriatic Disorders

If you are 18 or older, are overweight, have psoriasis, and are using an injected medication combined with phototherapy, you may qualify for this study.

The research site is in San Francisco, Calif.

More information

Please see http://www.centerwatch.com/patient/studies/cat126.html.

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