耐受性与耐药性耐受性:是指药物连续多次应用,其效应会逐渐减弱,必须不断地增加用量才能达到原来的效应。例如,苯巴比妥有药酶诱导作用,长期应用可致体内药酶活性增强,促使药物代谢加速,因此必须逐渐加大用量才能维持疗效。耐受性是药物治疗中的一种常见现象,但只要有足够的停 Tolerability and resistance to tolerance: refers to the drug repeatedly applied several times, the effect will gradually weakened, we must continue to increase the dosage to achieve the original effect. For example, phenobarbital has the role of induction of drug enzymes, long-term use can lead to enhance the activity of the drug in vivo to promote drug metabolism, therefore, we must gradually increase the dosage to maintain efficacy. Tolerance is a common phenomenon in medical treatment, but as long as there is enough to stop