The mean time of onset of action of the study medication (minutes). The mean time (minutes) of onset of symptomatic pain relief was naproxen (61.38 +/- 11.38); G. kola (69.13 +/- 13.12) and Celebrex (55.81 +/- 8.88). The onset of G. kola symptomatic pain relief was faster as compared to the control (p < 0.001) and the active comparators (p > 0.05) is shown in Figure 2.
Adegbehingbe et al. Journal of Orthopaedic Surgery and Research 2008 3:34 doi:10.1186/1749-799X-3-34