From: Rizatriptan versus rizatriptan plus rofecoxib versus rizatriptan plus tolfenamic acid in the acute treatment of migraine
Treatment
Recurrence Rate n/N (%)
RI
11/22 (50%)
RI + RO
6/39 (15.4%)
RI + TA
2/26 (7.7%)
P value
P < 0.01 for RI vs RI + RO
P < 0.01 for RI vs RI + TA
P = NS for RI + RO vs RI + TA