Fig. 3From: Synthesis and anti-nociceptive potential of isoxazole carboxamide derivativesEffect of A3, tramadol and naloxone on acetic acid-induced writhes in mice. Values are shown as mean ± SEM, n = 4. ***P < 0.001 vs. saline group, one-way ANOVA with post hoc Tukey’s testBack to article page