Vasodilators.

raau taero Vasodilator - taero he mahi myorelaxant runga i te taiepa iaia, hua i roto i lumen iaia toro. Tenei rōpū o taero te nuinga whakamahia rite hypotensive me analgesic (tango spasm) therapy.

Ka taea te wehea Vasodilators ki beta-blockers, pūhau, inhibitors ACE me te receptor.

Ko te tikanga o te mahi o te B-blockers heke ki te katinga o nga receptors piringa o te uaua ngakau i te mahi o catecholamines. E hoki ratou te pānga e te whakaiti i te maha o heartbeats ia meneti, hua i roto i te putanga cardiac iti. Pā o receptors piringa arata'i ki te hekenga i roto i te kohi hāora myocardial me te pēhanga toto.

Beta-blockers i pānga antiarrhythmic, me te tautāwhi i te mahi o te renin i wē toto. He hoki tenei rōpū o āpiha pānga cardioprotective, i.e., E tauturu te reira whakahoki miokadiotsitov. E wehea Beta-blockers ki kore-whiriwhiri, me te whiriwhiri (ki ngā mahi sympathomimetic tūturu me kahore reira).

Ko te māngai matua o:

1. Propranolol me nadolol (kahore mahi sympathomimetic tūturu).
2. Pindolol me oxprenolol (ki te aroaro o te mahi tūturu).
3. Bisoprolol, Betoksolol, atenolol (whiriwhiri).

He he maha o mate i roto i nei whakaatu i te whakamahi o te beta-blockers:

- mate ngakau coronary, pectoris angina;

- matua takawhita raruraru;

- auau takahi (tachycardia);

- kore ngakau;

- MI o mua;

- migraine.

He etahi onäianei i te whakarite o te beta-blockers i roto i te hapū, mate huka, me te hohipera, engari e kore e auraa e te hunga ratou i raro i enei tikanga contraindicated te. contraindications pūmau ki te ūnga o enei raau taero e:

- ma'i māuiuitanga pūkahukahu taunutia;

- mate iaia piringa;

- poraka ngakau 2-3 nekehanga.

pānga te taha i roto i te blockers whakarite:

- disorders circulatory i roto i te puka o te kōpā ranei pito matao, spasm o te bronchi nui.

- takahi hemogram (hua i roto i te taumata toto kūhuka, te ahua o te Urea).

Vasodilators rōpū pākawa - tetahi o nga taero tuatahi whakamahia mo te maimoatanga o te takawhita, ischemia myocardial, mōrearea. Ratou tikanga o te mahi ko te ki te whakaiti i te rōpū o te hāora i roto i te myocardium, hua i roto i te whakawhānui uaua piringa, me te heke te toto hoki venous. whai wāhi ēnei taka ki te whakanui ake i te rere toto coronary tika ki vasodilation, a reira, atawhai mamae o te iatuku pūngākau.

e kore e taea te whakamahi tau Vasodilators nitroglycerin i te aroaro o te toto ki te roro , me te teitei pēhanga intracranial, rite i roto i tenei āhuatanga, ratou whakahōhā anake te pakeke o te mate.

Vasodilators mo te matenga e te nuinga whakamahia hoki migraines me spasm iaia. I roto i taua āhuatanga, he reira pai ki te whakamahi i te rōpū beta-blockers, to ratou he pānga myorelaxant i tohua i runga i te taiepa iaia

Ko te rōpū whakamutunga o taero - raau taero he vasodilators, e no ki te piha o inhibitors ACE. E whakamahia te nuinga ēnei matū i roto i te infarction myocardial, takawhita, pōrearea o te mānawanawa maui o te ngakau. Contraindications ki to ratou ūnga he hapūtanga, giperkaliyemiya, stenosis iatuku tākihi.

Ko te tikanga o te mahi o enei taero ko te faaiteraa o pānga neurohumoral (hua i roto i te mahi o te pūnaha kallikrein-kinin, te whakapai ake i te take endothelium-olungá), me ngā pānga pūkoro (antioxidant mahi, nui haere taumata pāhare pāporo, nui haere te tūtohutanga o te kopa piringa).

Kei te maha rongoā mō vasodilation whakamahia i roto i te mahi hauora hou, me te he pānga haumanu pai i roto i mate o nga oko toto o te matenga, me te ngakau, kia rite ki te pai kia rite ki te aroaro o te kiko cardiac rere pūroto i roto i te tukanga.