祛痰宁００５～０４ｇ／ｋｇｉｇ及０１～０２５ｇ／ｋｇｓｃ给药有增强大小鼠气管排泌酚红的作用，其作用随剂量的增加而增强；０２～０８ｇ／ｋｇ能加强毛果芸香碱引起的小鼠流涎作用，作用随着剂量的增加而增强，０４ｇ／ｋｇ与必嗽平的作用相当；祛痰宁油０１０～０４０ｇ／ｋｇｉｇ１ｈ后能显著抑制鸡蛋清引起的足肿胀，其抑制作用随着剂量的增加而增强；０３ｇ／ｋｇｉｇ及００５ｇ／ｋｇｉｐ时对巴豆油致炎引起的鼠耳肿胀有明显的抑制作用；０１０ｇ／ｋｇｉｇ给药时对氨水刺激引起的咳嗽有止咳作用，０４０ｇ／ｋｇ的止咳作用与可待因００６ｇ／ｋｇ相当。实验结果表明祛痰宁的毒副作用小，治疗范围宽。 The effects of Suining 005～04g/kgig and 01～025g/kgsc enhance the effect of tracheal excretion of phenol red in rats, and its effect increased with the increase of dose; 02～0 8g/kg can enhance the purgative effect of pilocarpine on mice, and the effect increases with the increase of dose. The effect of 04g/kg is equivalent to that of bismuthine. After the sulphur dioxide oil is 010～040g/kgig1h, Can significantly inhibit the swelling of the feet caused by egg white, and its inhibitory effect increases with the dose; 0  3g/kgig and 0  05g/kgip has a significant inhibitory effect on ear swelling caused by croton oil inflammation; 0 When 10 g/kgig was administered, there was cough suppressing effect on cough caused by ammonia stimulation. The antitussive effect of 040 g/kg was equivalent to 006 g/kg codeine. The experimental results show that Funing has a small toxic side effect and a wide therapeutic range.