Comparative effects of fluoxetine and fennel oil rats was assessed by forced swim test (A), open field test (B) and elevated plus maze (C). Values are means+SD (n = 8). Significant differences by Bonferroni test: *p<0.05, **p<0.01 from respective control animals; +p<0.05, ++p<0.01 from week one values of similarly treated animals following two-way ANOVA repeated measure design.