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(A) Effect of oral varenicline (VAR) (0.5 1.0 or 2.0mg/kg BW) or vehicle (VEH) on alcohol intake in male P rats given access to alcohol (15% or 30%) for 2 hours per day during the second alcohol reaccess cycle. (B) Effect of VAR or VEH on mean alcohol intake over the 5 days of drug treatment. **p<0.01, and ***p<0.001 versus vehicle. Each point represents mean ± SEM.
