(HealthDay News) -- Here are the latest clinical trials, courtesy of CenterWatch:
Acne
If you are aged 12 to 40 and have moderate-to-severe acne, you may qualify for this study of an investigational topical cream.
The research site is in Raleigh, N.C.
More information
Please see http://www.centerwatch.com/patient/studies/cat1.html. 
-----
Addictions
If you are 18 or older, and are able to provide at least four urine samples over a two-week period -- at least one of which is positive for methamphetamine -- you may qualify for this study.
The research site is in Lake Charles, La.
More information
Please see http://www.centerwatch.com/patient/studies/cat219.html.
-----
Diabetic Macular Edema
If you are 18 or older with diabetic macular edema, and have a decrease in visual acuity in at least one eye of 20/40 or worse, you may be eligible for this study.
The research site is in Indianapolis, Ind.
More information
Please see http://www.centerwatch.com/patient/studies/cat487.html.
-----
Copyright 2008 CenterWatch. All rights reserved.
Copyright © 2008 ScoutNews, LLC. All rights reserved.
HealthDayNews articles are derived from various sources and do not reflect federal policy. healthfinder.gov does not endorse opinions, products, or services that may appear in news stories. For more information on health topics in the news, visit the healthfinder.gov health library.