Fig. 1From: The central analgesia induced by antimigraine drugs is independent from Gi proteins: superiority of a fixed combination of indomethacin, prochlorperazine and caffeine, compared to sumatriptan, in an in vivo modelEffect of sumatriptan (20 mg/kg, s.c.) in mouse abdominal constriction test, with and without pertussis toxin (PTX) (mean ± SEM); *P < 0.01 vs. saline only treated mice, °P < 0.01 vs. PTX/saline treated miceBack to article page