BopheloLitokisetso

Vasodilator - ke eng? Tlhaloso tsa sehlopha diokobatsi

Vasodilation ke tshebetso ya ho boikhathollo tsa lera mesifa ea leboteng vascular. Lithethefatsi ho ba le mochine tshwanang ya bohato le tšebeliso ea ho phekola ba ho hloleha pelo le kgatelelo ya madi, e bitsoang ngollana poleloana e reng - vasodilator. ke eng e le hore lisebelisoa tse vasodilators, nahana ka ho eketsehileng.

Overview

Fokotswa cardiac khumo, ho ntshetsa pele pelo ea hloleha, activates tsamaiso adrenergic methapo le renin-angiotensin, sephetho le ka lokolloa ha angiotensin II le norepinephrine. dintho Active tlama ho receptors, e leng isang vasoconstriction.

Mokhahlelo oa pele oa ho hloleha pelo hloka mochine joalo, hobane e lumella hore re lule re e batlang khatello ea mali. Leha ho le joalo, nako e telele narrowing ea methapong ea isang ho ntshetsopele ya dithulaganyo congestive ka matšoafong le fokotseha khumo cardiac.

Vasodilators - lithethefatsi (lethathamo la dihlooho ka fumanoa ka har'a lingoliloeng tsa khethehileng bongaka le diokobatsi, ho feta moo, ka tlase re thathamisa mekhoa e ratoang ka ho fetisisa sehlopheng sena), sebediswa bakeng sa katoloso ea methapo ea mali. Phello ke tsoelo-pele ea e le hantle hypotensive. pontšo e 'ngoe ea bohlokoa bakeng sa mofuta ona wa meriana ke o tsoang pelong khohlela. Ho thoe'ng haeba joalo boemo ba motho ba tla thusa vasodilators? Litokisetso ka khohlela pelo sebelisoa ho atolosa lijana gogoga.

tlhophiso ea lithethefatsi

Ho itšetlehile ka tse libakeng tsa bethe vascular angoa ke surfactants, ho na le lihlopha tse tharo tsa vasodilators:

  1. ea bohlokoa:
    • "Hydralazine";
    • k'halsiamo khahlanong le lōna.
  2. venous:
  • nitrates;
  • sydnonimine.
  • Tsoakiloeng Type:
    • angiotensin II receptor blockers ;
    • Ace inhibitors;
    • alpha, 1-blockers;
    • sodium nitroprusside.
  • vasodilators Venous

    Venous vasodilator - ke eng? Sena se bakoa ke lintho lithethefatsi fokotseha molumo oa venous vascular leboteng. Venules arabela concentrations ka tlaase ea dintho a sebetsang a feta mothapo ena. Maemong a joalo, nitrates li sebelisetsoa ho phutholoha methapong ya kgolo, eketsa ka maling, fokotsa moroalo ka pelo, ho fokotsa hore ho hlokahala myocardial tlhokeho oksijene.

    Bolela venous vasodilator Route ea tsamaiso nako ya bohato The litekanyetso li behoa Melao
    "Nitroglycerin ho"

    Sublingually (tlas'a leleme).

    Ka hare.

    Buccally.

    The samente.

    Mafura.

    From metsotso e 30 le letsatsi 1 ho itšetlehile ka sebōpeho sa tsamaiso

    Sublingually - ka kopo.

    mefuta e meng - ho fihlela ho ka makhetlo a 3 ka letsatsi.

    Samente - 1 linako tse ling ka letsatsi.

    "Isosorbide mononitrate"

    Depo.

    Ka hare.

    From lihora tse 10 ho isa ho tse 24 ho itšetlehile ka sebōpeho sa tsamaiso linako tse 1-2 ka letsatsi
    "Pentaerythritol tetranitrate" ka hare lihora tse fihlang ho tse 10 makhetlo a 3 ka letsatsi
    "Isosorbide dinitrate"

    Sublingually.

    Ka hare.

    Aerosol (molomo kapa dermal).

    Entoe.

    Mafura.

    From lihora tse 1 6 ho itšetlehile ka sebōpeho sa tsamaiso

    Sublingual le molomo aerosol - ka tlhokahalo.

    mefuta e meng - 1-4 linako tse ling ka letsatsi.

    "Molsidomine" ka hare lihora tse ho fihlela ho 6 linako tse 2-3 ka letsatsi

    Venous vasodilators - litokisetso (mabitso, tekanyetso li hlalositsoe ka tafole), e leng li nkoa e sireletsehileng ka ho fetisisa lithethefatsi tsohle antianginal. litla-morao tse sa tloaelehang le ea nakoana.

    vasodilators ea bohlokoa

    Ea bohlokoa vasodilator - ke eng? Sena diokobatsi moemeli a sebetsang a ntho eo relaxes le mesifa dinama tse nyenyane tse ea leboteng ea bohlokoa.

    Mohlala, "Hydralazine" - lithethefatsi tse eketsa ho otla ha pelo, e ile ea eketseha phallo ea mali ho liphio le boko hore ho na le reflex a khaotsa ho tsuba e le karabelo ea spasm vascular. Sebelisoa ka litsela tse sa tšoaneng kgatelelo ya madi, hypertension maqakabetsi hammoho le mahlahana a tse ling.

    Lehlakoreng Liphello "Hydralazine":

    • cephalalgia;
    • redness ha sefahleho;
    • ponahalo ea edema;
    • ho senyeha ha liponahatso tsa angina;
    • boemo bo tšoanang le ba systemic lupus erythematosus.

    "Diazoxide" - e vasodilator, e leng e sebediswa feela bakeng sa ea liphallelo sa bothata hypertension. Entoe, lowers khatello ea mali ka mor'a metsotso e 2-3. Ho feta moo, le moemeli o baka boikhathollo matla ea popelo le metsi tshegetsa le go tlotla.

    K'halsiamo ba khahlanong le lōna - sehlopha sa vasodilators ea bohlokoa, e kenyeletsang ho bolela tse latelang:

    1. "Nifedipine" - tlosa e spasm ea methapo ea gogoga, lowers khatello ea mali, ho fokotsa mosebetsi oa mesifa pelo.
    2. "Verapamil" - fokotsa myocardial contractility, tsosolosa morethetho pelo le khatello ea mali.

    Litokisetso tsoakane Type

    Tsoakiloeng vasodilator - ke eng? Sena se bolela hore motho ea mafolofolo motsoako eo lopollang spasm ea methapo le methapong. E mong oa atlehang ka ho fetisisa ke sodium nitroprusside. Mochine ea nkang khato e tšoanang le nitrates. tsamaiso Intravenous ya moriana o baka phello e bonolo, kahoo ka matla, empa e le ba nakoana.

    E sebelisoa e le vasodilator tabeng ea a hlobaetsang le a sa foleng ha pelo, boemo hypertension ka semelo sa infarction myocardial, hypertension magazine le matšoao. Ho qaloa ho nitroprusside sodium ka etsa hore ho tsekela, hlooho e opang, ho lahleheloa ke kelo-hloko, ho nyekoa ke pelo, tachycardia.

    Ace inhibitors - sehlopha ho bolela thibela sebopeho sa angiotensin fetola potlakisang tsebetso ea lik'hemik'hale, ka tsela eo ha ho hlahisa angiotensin II. Ka e tšoanang, ho na le ho matlafatsa phello ea diuretics. Classification tsa inhibitors Ace e thehiloe lik'hemik'hale sebopeho bona:

    1. E nang le sulfhydryl sehlopha:
      • "Captopril".
      • "Zefenopril".
      • "Benazepril."
    2. A sehlopha carboxyl:
      • "Lisinopril".
      • "Enalapril".
      • "Spirapril".
    3. Phosphinyl sehlopha nang:
      • "Fosinopril".

    formulations ho na le menyetla bakeng sa asymptomatic letšehali ventricular ho se sebetse, atherosclerosis ea methapo carotid, lefu tshilong ya dijo, microalbuminuria, atrial fibrillation, myocardial infarction, nephropathy, bao e seng le lefu la tsoekere.

    bana vasodilators

    Vasodilators, lithethefatsi bakeng sa bana ba sebediswa feela pathologies matla. Ka kakaretso sebediswa ho bolela myotropic ( "Dibazol" "Papaverine") le ganglionic ( "benzogeksony").

    Bana ba fumana vasodilators kalafo methapo ea kutlo. chelete li reretsoe ho ntlafatsa ajoa ka likopi boko mali, li sebelisoa ka "e tšoeu" hyperthermia le hydrocephalus.

    Leha e le efe ea meriana e khethiloeng le batho ka bomong, ho itšetlehile ka boemo ba mokuli, e tiea tsa ditlolo, sebopeho le tsela ea lefu lena. Ba ikhopolang ho meriana e sa kgothaletswa.

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