为什么血管收缩类滴鼻剂不能长期使用 盛发军 北京首大眼耳鼻喉医院 скачать в хорошем качестве

为什么血管收缩类滴鼻剂不能长期使用 盛发军 北京首大眼耳鼻喉医院

为什么血管收缩类滴鼻剂不能长期使用 盛发军 北京首大眼耳鼻喉医院 各类型的鼻炎都可能会出现鼻塞的症状，通常会使患者感到极度的不适，在临床上，治疗慢性鼻炎，以及其他各种类型鼻炎的过程中，对鼻塞症状的缓解是很重要的一环，通常会使用血管收缩剂，也就是说的减充血剂，对鼻塞症状进行处理，这些药物使用以后，通常会造成是鼻腔粘膜，及粘膜下血管的一些收缩，鼻甲的体积就会减小，肿胀的粘膜可能会肿胀程度减轻，鼻腔的通气得到改善，鼻塞症状得到缓解，那么这类药物的使用通常都只是短时间使用的，一般不超过一周，最长时间一般不超过一周，如果长时间地使用血管收缩剂，它可能会造成血管长时间的痉挛，也会出现缺氧，进而出现是反跳。临床上可能会出现一种现象，就是早期用药，感觉用药以后，症状缓解特别明显，随着用药时间的延长，反而就是缓解闭塞的程度，逐渐逐渐不如以前，再到最后使用药物后，可能使鼻塞症状得不到缓解，长时间的使用，甚至可能会造成是鼻腔粘膜的纤膜上皮的损害，通常把这种现象叫做是药物性鼻炎，因此临床上使用血管收缩剂的时候，对它的使用时间是有严格的限制的。 Why can't vasoconstrictor nasal drops be used for a long time All types of rhinitis may have symptoms of nasal congestion, It usually makes the patient feel extremely uncomfortable, Clinically, Treatment of chronic rhinitis, And other types of rhinitis, It's very important to relieve the symptoms of nasal congestion, Vasoconstrictors are usually used, That is, decongestant, To deal with the symptom of nasal obstruction, After these drugs are used, It's usually nasal mucosa, And some contractions of submucous vessels, The size of the concha will decrease, The swollen mucosa may be less swollen, Nasal ventilation improved, The symptoms of nasal congestion were relieved, So the use of these drugs is usually only a short time, Generally no more than one week, The longest time is usually no more than one week, If the vasoconstrictor is used for a long time, It can cause long-term vasospasm, There will also be hypoxia, Then there is reverse jump. There may be a clinical phenomenon, It's early medication, After feeling medication, The symptoms were relieved obviously, With the prolongation of medication time, Instead, it's the degree of relief, Gradually, it's not as good as before, And then after the last medication, May not relieve the symptoms of nasal congestion, Long time use, It may even cause damage to the fibrous epithelium of the nasal mucosa, This phenomenon is usually called drug-induced rhinitis, So when we use vasoconstrictors clinically, There are strict restrictions on its use time.