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[性状]白色结晶性粉末,无臭、微苦,极易潮解。熔点为148～149℃或151～154℃。[作用特点]本品是一种组胺类药物,具有血管扩张作用,能显著地增加脑血流量及松弛内耳毛细血管前括约肌,使内耳血流量增加,从而消除耳性眩晕、耳鸣和耳闭感。本品尚能增加毛细血管壁的通透性,促使细胞外液的逆吸收,从而消除淋巴内水肿。对慢性缺血性脑血管病,本品为一作用强而有效的药物。[适应症]适用于治疗内耳眩晕症(即美尼尔氏症)、脑动脉硬化、脑供血不足或高血压引起的眩晕、
[Characters] white crystalline powder, odorless, slightly bitter, extremely deliquescent. The melting point is 148 to 149 ° C or 151 to 154 ° C. [Features] This product is a histamine drugs, with vasodilator effect, can significantly increase cerebral blood flow and relaxation of the pre-sphincter of the inner ear, so that the increase in the flow of the inner ear, thereby eliminating ear dizziness, tinnitus and ear closure sense. This product can still increase the permeability of the capillary wall to promote the absorption of extracellular fluid, thereby eliminating lymphatic edema. For chronic ischemic cerebrovascular disease, this product is a strong and effective drug. [Indications] for the treatment of inner ear vertigo (ie, Meniere’s disease), cerebral arteriosclerosis, cerebral insufficiency or hypertension caused by dizziness,