(HealthDay News) -- Here are the latest clinical trials, courtesy of Thomson CenterWatch:
Lupus
If you are at least 18, have been diagnosed with systemic lupus erythematosus and have active lupus nephritis, you may qualify for this study.
The research site is in New York City.
More information
Please see http://www.centerwatch.com/patient/studies/cat384.html 
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Rheumatoid Arthritis
If you have active RA, are 18 or older, on a stable dose of a disease-modifying drug for RA, are willing to take a daily multivitamin or vitamin D supplement and have laboratory results that meet eligibility criteria, you may qualify for this study.
The research site is in Oklahoma City, Okla.
More information
Please see http://www.centerwatch.com/patient/studies/cat132.html .
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Post Menopause
If you are aged 30 to 65, are postmenopausal, and have moderate-to-severe hot flashes that wake you up at night, you may qualify for this study. Participants will receive study related care and study medication at no cost, and will be compensated for time and travel.
The research site is in Moorestown, N.J.
More information
Please see http://www.centerwatch.com/patient/studies/cat274.html .
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