❖ 这样,从关注药物疗效的临床医师的观点来看,药物作用的 选择性便是其最重要特点之一。
❖ 药物的活性和疗效与疾病诸方面一一生理、生化、微生物免 疫和行为一一的联系理所当然地成为药物治疗的基础。
❖ Pharmacodynamics provides one of the best opportunities for this correlation during the study of both the preclinical and the clinical medical sciences.
❖ Pharmacotherapeutics deals with the use of drugs in the prevention and treatment of disease.
❖ Many drugs stimulate or depress biochemical or physiological function in man in a sufficiently reproducible manner to provide relief of symptoms or, ideally, to alter favorably the course of disease.
❖ Drug therapy is rationally based upon the correlation of the actions and effects of drugs with the physiological, biochemical, microbiological, immunological, and behavioral aspects of disease.
❖ 相反,化疗药物的治病功能是因为其对人体作用很小但 却能杀死或清除寄生生物。一种药物是否可以用于治疗 ,关键取决于其能否产生预期的治疗效果,同时其副作 用在可容忍的范围内。