The analgesic effect was verified by HAc-induced writhing response in mice.ResultsIn all models, supper micropowders were better than common powders.

• 结果风湿草药的超微粉在抑制小鼠耳肿胀、醋酸引起的腹痛以及大鼠的足肿胀方面的效果均强于普通粉。