剂型是药物的运载系统,是药物应用于机体,直接与病员接触的形式。药物的疗效除了取决于药物本身的药理性质和病员对药物的反应性外还受到剂型和给药途径的很大影响。每种疾病都有选择最适宜剂型的问题。药物的最佳剂型应是能迅速、持续、稳定地把适量药物移至靶部位的形式。不同靶部位的解剖、生理、病理特点不同,因而对剂型 The dosage form is a drug delivery system and is a form in which the drug is applied to the body and is in direct contact with the patient. In addition to the pharmacological properties of the drug itself and the patient’s responsiveness to the drug, the efficacy of the drug is greatly influenced by the dosage form and the route of administration. Each disease has the problem of choosing the most suitable dosage form. The optimal dosage form of the drug should be a form that can quickly, continuously, and stably move the appropriate amount of drug to the target site. The anatomical, physiological, and pathological features of different target sites are different, and thus the dosage form