(HealthDay News) -- Here are the latest clinical trials, courtesy of ClinicalConnection.com:

Smoking

This study seeks healthy, drug-free cigarette smokers, aged 18 to 55. Candidates are not required to quit smoking, and may be compensated up to $460.

The research site is in Durham, N.C.

More information

Please see http://www.clinicalconnection.com/clinical_trials/con...ion/smoking.aspx.

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Menstrual Migraines

If you are a woman who has frequent migraines during or near the menstrual period, you may qualify for this study of an investigational drug.

The research site is in Scottsdale, Ariz.

More information

Please see http://www.clinicalconnection.com/clinical_trials/cond...on/migraine.aspx.

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Renal Impairment

Candidates for this study of renal impairment must be 18 or older and have impaired kidney function.

The research site is in DeLand, Fla.

More information

Please see http://www.clinicalconnection.com/clinical_trials/condition/re..._impairment.aspx.

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