药物具两重性:一方面是与疾病作斗争的重要武器,一方面若使用不当或滥用又可导致产生另一种疾病。这种由药物引起的疾病叫“药源性疾病”。随着医药的发展,该病渐趋增多,并日益引起重视。但目前国内尚无此专题著作(1)。药源性疾病既然是由药物引起,那么,这二者之间的关系究竟如何?某一种药源性疾病是由药物的化学结构或理化性质所致, Drugs are dual in nature: on the one hand, they are an important weapon in combating the disease, and on the other hand, misuse or abuse can lead to another disease. This drug-induced illness is called “drug-induced disease.” With the development of medicine, the disease is gradually increasing and attracting more and more attention. But at present there is no such monograph (1). Since drug-induced diseases are caused by drugs, then, what is the relationship between the two? A drug-induced illness is caused by the chemical structure of the drug or physical and chemical properties,