核心提示:服用抗过敏药时,不要长期使用同一种药物。连续服用同一种药2~3个月后,可适当更换其他类型的药物,采取不同种抗过敏药轮流吃的方式。一年前,曾女士搬进新装修的家后,就患上了过敏性鼻炎,早上起来喷嚏不断,非常难受。医生开了喷鼻剂和扑尔敏,她用后感觉好多了。然而进入冬季之后,她的过敏性鼻炎再次发作,但这次再用扑尔敏感觉效果就不好了。医生检查后,说是“耐药”了,建议她换药。虽然目前耐药的产生机制尚未完全明确,药物在每个人体内出现耐受的时间早晚等问题也还没有临床依据,但耐药多被认为是由于不规律服药、剂量不足、单一用药等原因产生的。 Core Tip: taking anti-allergy drugs, do not long-term use of the same drug. After taking the same medicine continuously for 2 to 3 months, other types of medicines may be properly replaced, and different kinds of anti-allergic medicines take turns to take turns. A year ago, Ms. Tsang moved into a newly renovated home and developed allergic rhinitis. She continued sneezing in the morning and was very uncomfortable. The doctor opened a nasal spray and chlorpheniramine, she felt much better after use. However, after entering the winter, her allergic rhinitis again attack, but this time the effect of chlorpheniramine is not good. After the doctor checked, said to be “resistant”, and suggested that she dressing change. Although the current mechanism of drug resistance has not yet been completely clear, the drug appears to be tolerated in each person’s body sooner or later, and other issues also have no clinical basis, but drug resistance and more are considered due to irregular medication, insufficient doses, single medication and other reasons of.