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Discover 21,047 clinical trials near Pittsburgh, Pennsylvania. Find research studies in your area.
Showing 19981-20000 of 21,047 trials
NCT00644969
Study will determine whether patients with schizophrenia or schizoaffective disorder can be helped to quit smoking safely while using varenicline and receiving smoking cessation counseling.
NCT00035789
The purpose of this clinical research study is to assess the safety and effectiveness of entecavir, as compared to lamivudine, in the treatment of adults with chronic hepatitis B infection who are hepatitis B e antigen negative.