Betahistine Hydrochloride duritaanka
Magaca Alaabta: Betahistine Hydrochloride duritaanka
Tilmaamaha:
Daawaynta Meniere's Syndrome.
Waxa kale oo lagu tilmaamay arteriosclerosis maskaxda, cilladaha ischemic cerebrovascular, iyo vertigo booska iyo tinnitus oo uu keeno hypertension.
Falka Farmasiga:
Betahistine waa analoog histamine ah oo u dhaqma sidii agonist daciif ah histamine H₁ reseptors iyo antagonist awood leh H₃ reseptors. Ficiladani waxay muujinayaan saameyn isku-dhafan: antagonism-ka H₃ reseptors waxay wanaajisaa sii-deynta histamine ee marinnada dareemayaasha histaminergic, taas oo kordhinaysa uruurinta histamine-ka maxalliga ah. Heerarka sare ee histamine-ka ayaa sii xoojinaya kicinta H₁ reseptors, kor u qaadaya saamaynta dhexdhexaadinta betahistine ee H- taasoo keentay vasodilation maqaarka iyo murqaha siman ee bronki.