打药 meaning in English

1.(喷洒杀虫剂) spray insecticide [pesticide]
2.(喷洒农药) spray agricultural chemicals
3.[方言] (买中药) buy medicine
4.(致泻的药物) purgative; cathartic

Many large pharmaceutical companies are struggling to come up with new blockbuster drugs at a time when existing products are coming off patent protection
许多大型制药企业现有产品的专利保护即将到期，目前在推出新的主打药物方面有困难。
In the old days , the ground floor of the building was occupied by a chinese bone - setting medical shop named lui seng chun ; while the upper floors were the residence for members of the lui s family
当年大楼底层为一间名为雷生春的跌打药店，其上各层则用作雷氏家庭成员的住所。
The construction work was completed in around 1931 . the ground floor of the building was occupied by a chinese bone - setting medicine shop named " lui seng chun " , while the upper floors became living quarters for the members of lui s family
建筑物约于一九三一年落成，底层为一间名为雷生春的跌打药店，其上各层则用作雷氏家庭成员的住所。