Results: In the carrageenan-induced paw edema model: Khu phong tru thap NEUTOLIN 2.05g / kg (NTL1) had statistically significant reduction in the paw volume compared with control group on all days; Khu phong tru thap NEUTOLIN 1.03g / kg (NTL2) had statistically significant reduction in the paw volume compared with control group on days 4, 5 and 6. Khu phong tru thap NEUTOLIN 2.05g / kg +meloxicam 8mg / kg (PH1) had a statistically significant reduction in the paw volume compared to the control group on all days and a statistically significant reduction compared with the group of meloxicam 8mg / kg (M1) on day 1.