Table 2.

Effect of HZTF and Tongfengshu on the ankle joint edema of MSU crystal-induced rats.

Treatment	Dose (g/kg)	n	Foot-swelling values (cm, mean ± SD)
			1 h	2 h	3 h	4 h	5 h	6 h	7 h
Ctrl	—	10	0.009 ± 0.002∗∗	0.010 ± 0.004∗∗	0.008 ± 0.003∗∗	0.0010 ± 0.003∗∗	0.004 ± 0.002∗∗	0.005 ± 0.001∗∗	0.003 ± 0.000∗∗
MSU alone	—	10	0.169 ± 0.055	0.185 ± 0.056	0.208 ± 0.065	0.254 ± 0.059	0.289 ± 0.058	0.323 ± 0.051	0.304 ± 0.061
Tongfengshu	1.50	10	0.107 ± 0.023∗	0.142 ± 0.046∗	0.161 ± 0.042∗	0.193 ± 0.049∗	0.202 ± 0.048∗	0.253 ± 0.053∗	0.239 ± 0.055∗
HZTF	0.25	10	0.139 ± 0.035	0.178 ± 0.050	0.197 ± 0.051	0.206 ± 0.056∗	0.226 ± 0.055∗	0.257 ± 0.028	0.247 ± 0.065∗
HZTF	0.50	10	0.123 ± 0.042∗	0.150 ± 0.056∗	0.168 ± 0.056∗	0.204 ± 0.060∗	0.218 ± 0.041∗	0.245 ± 0.025∗	0.237 ± 0.062∗
HZTF	1.00	10	0.121 ± 0.048∗	0.135 ± 0.044∗	0.150 ± 0.042∗	0.179 ± 0.037∗	0.197 ± 0.038∗∗	0.217 ± 0.034∗∗	0.189 ± 0.050∗∗

^∗ P < 0.05 when compared with MSU groups, ^∗∗P < 0.01 when compared with MSU groups.