He vends his own secret medicines, so he keeps away from the doors of the druggists . 他出售他自己的秘药，因而他总是避开药店的大门。
2.
Yuanji medical studies should emphasize on clinical study ， regulate scientifically the task of scientific research , improvement and popularization should be combined , making further discovery and application of yuanji music , and further development of the curative effect and the transformation of productivity of yuanji nostrums 元极医学研究应加强临床研究，科学地规范科研课题，提高与普及相结合，对元极音乐应当深入挖掘与应用，元极秘药需从疗效和生产力转化方面进一步开发。
