Beta-blockers - mndandanda wa mankhwala

Mu minofu yambiri, kuphatikizapo mtima, komanso mitsempha, impso, airways ndi zina zina, pali beta-adrenergic receptors. Iwo ali ndi udindo pa zovuta, ndipo nthawizina zoopsa, thupi limapangitsa kugonjetsa ndi kupanikizika ("kugunda kapena kuthamanga"). Pofuna kuchepetsa ntchito zawo zamankhwala, beta-blockers amagwiritsidwa ntchito - mndandanda wa mankhwala ochokera ku gulu la mankhwalawa ndi lalikulu kwambiri, zomwe zimalola kusankha mankhwala abwino kwambiri kwa wodwala aliyense payekha.

Osasankha beta-blockers

Pali mitundu iwiri ya adrenoreceptors - beta-1 ndi beta-2. Pamene kusiyana koyamba kutsekedwa, zotsatira zotsatirazi za mtima zimapindula:

Ngati mumaletsa beta-2-adrenoreceptors, pali kuwonjezereka kwa kumbuyo kwa mitsempha ya magazi ndi mawu:

Kukonzekera kuchokera ku kagulu ka nonselective beta-blockers sichichita mwachindunji, kuchepetsa ntchito ya mitundu yonse ya ma receptors.

Mankhwala otsatirawa amatchula mankhwala omwe akugwiritsidwa ntchito:

Kusankha beta-blockers

Ngati mankhwalawa akugwiritsidwa ntchito mosachepera komanso amachepetsa kugwira ntchito kwa beta-1-adrenergic receptors yekha, ndizofuna kusankha. Ndikoyenera kudziwa kuti mankhwala oterowo ndi ofunika kwambiri pamatenda a mtima wamtima, pambali pake, amakhala ndi zotsatira zochepa.

Mndandanda wa mankhwala osokoneza bongo kuchokera ku gulu la cardioselective beta-blockers la mbadwo watsopano:

Zoipa za beta-blockers

Zochitika zolakwika nthawi zambiri zimayambitsa mankhwala osasankha. Izi zikuphatikizapo zifukwa zotsatirazi:

Kawirikawiri, atasiya adrenoblocker, pali "matenda obweretsera" mwa kuwonjezereka kwakukulu ndi kolimba kwa magazi, nthawi zambiri za angina pectoris.