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

COPD

If you are aged 40 to 80, a cigarette smoking history of 10 pack-years, and a diagnosis of stable moderate-to-severe COPD, you may qualify for this study.

The research site is in DeLand, Fla.

More information

Please see http://www.centerwatch.com/patient/studies/cat44.html.

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Vaginitis

If you are a postmenopausal woman aged 40 to 80, and have symptoms of feminine dryness, burning, irritation, and pain and/or bleeding with intimate activity, you may qualify for this study.

The research site is in Philadelphia, Penn.

More information

Please see http://www.centerwatch.com/patient/studies/cat514.html.

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Osteoarthritis

If you 50 or older, have a six-month history of diagnosed osteoarthritis of the knee, and have been on a stable daily dose of painkilling therapy for at least six weeks, you may qualify for this study.

The research site is in Ithaca, N.Y.

More information

Please see http://www.centerwatch.com/patient/studies/cat109.html.

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