<div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/421d0b45-7908-4373-9c43-ab5abd64dc2f/bg1.png"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls10 ws2">BETA BLOQUEADORES </div><div class="t m0 x3 h4 y3 ff2 fs1 fc1 sc0 ls10 ws2">\u2022 <span class="blank _0"> </span>Os <span class="blank _0"> </span>r<span class="blank _1"> </span>ec<span class="blank _1"> </span>ep<span class="blank _1"> </span>t<span class="blank _1"> </span>or<span class="blank _1"> </span>es <span class="blank _0"> </span><span class="ff3 ls0">\u03b2</span> <span class="blank _0"> </span>e<span class="blank _1"> </span>st<span class="blank _1"> </span>ão <span class="blank _0"> </span>d<span class="blank _1"> </span>ir<span class="blank _1"> </span>et<span class="blank _1"> </span>am<span class="blank _1"> </span>en<span class="blank _1"> </span>te </div><div class="t m0 x3 h4 y4 ff2 fs1 fc1 sc0 ls10 ws2">r<span class="blank _2"> </span>e<span class="blank _2"> </span>l<span class="blank _2"> </span>a<span class="blank _2"> </span>c<span class="blank _2"> </span>i<span class="blank _2"> </span>o<span class="blank _2"> </span>n<span class="blank _2"> </span>a<span class="blank _2"> </span>d<span class="blank _2"> </span>o<span class="blank _2"> </span>s <span class="blank _3"> </span>a<span class="blank _2"> </span>o <span class="blank _3"> </span>s<span class="blank _2"> </span>i<span class="blank _2"> </span>s<span class="blank _2"> </span>t<span class="blank _2"> </span>e<span class="blank _2"> </span>m<span class="blank _2"> </span>a <span class="blank _3"> </span>n<span class="blank _2"> </span>e<span class="blank _2"> </span>r<span class="blank _2"> </span>v<span class="blank _2"> </span>o<span class="blank _2"> </span>s<span class="blank _2"> </span>o </div><div class="t m0 x3 h4 y5 ff2 fs1 fc1 sc0 ls1 ws2">simpático<span class="blank _4"></span> <span class="blank _5"> </span>e<span class="blank _4"></span> <span class="blank _5"> </span>a<span class="blank _4"></span> <span class="blank _5"> </span>ativação<span class="blank _4"></span> <span class="blank _5"> </span>da<span class="blank _4"></span> <span class="blank _5"> </span>via<span class="blank _4"></span> </div><div class="t m0 x3 h4 y6 ff2 fs1 fc1 sc0 ls0 ws2">adenililciclase. Em <span class="blank _1"> </span>situações de estresse o </div><div class="t m0 x3 h4 y7 ff2 fs1 fc1 sc0 ls10 ws2">sistema nervoso simpático é ativado e há </div><div class="t m0 x3 h4 y8 ff2 fs1 fc1 sc0 ls0 ws2">liberação <span class="blank _6"> </span>de <span class="blank _6"> </span>catecolaminas <span class="blank _6"> </span>(adrenalina, </div><div class="t m0 x3 h4 y9 ff2 fs1 fc1 sc0 ls0 ws2">noradrenalina <span class="blank _5"> </span>e <span class="blank _7"> </span>dopamina) <span class="blank _7"> </span>que <span class="blank _5"> </span>quando </div><div class="t m0 x3 h4 ya ff2 fs1 fc1 sc0 ls0 ws2">estão <span class="blank _1"> </span>no <span class="blank _1"> </span>sangue <span class="blank _8"> </span>alcançam <span class="blank _1"> </span>os <span class="blank _1"> </span>órgãos <span class="blank _8"> </span>com </div><div class="t m0 x3 h4 yb ff2 fs1 fc1 sc0 ls10 ws2">r<span class="blank _8"> </span>e<span class="blank _8"> </span>c<span class="blank _9"> </span>e<span class="blank _8"> </span>p<span class="blank _8"> </span>t<span class="blank _9"> </span>o<span class="blank _8"> </span>r<span class="blank _8"> </span>e<span class="blank _9"> </span>s <span class="blank _a"> </span><span class="ff3 ls0">\u03b2</span> <span class="blank _a"> </span>e <span class="blank _a"> </span>p<span class="blank _8"> </span>o<span class="blank _8"> </span>s<span class="blank _9"> </span>s<span class="blank _8"> </span>i<span class="blank _8"> </span>b<span class="blank _9"> </span>i<span class="blank _8"> </span>l<span class="blank _8"> </span>i<span class="blank _9"> </span>t<span class="blank _8"> </span>a<span class="blank _8"> </span>m <span class="blank _a"> </span>e<span class="blank _9"> </span>f<span class="blank _8"> </span>e<span class="blank _8"> </span>i<span class="blank _9"> </span>t<span class="blank _8"> </span>o<span class="blank _8"> </span>s </div><div class="t m0 x3 h4 yc ff2 fs1 fc1 sc0 ls0 ws2">biológicos. </div><div class="t m0 x3 h4 yd ff2 fs1 fc1 sc0 ls10 ws2">\u2022<span class="blank _6"> </span>O <span class="blank _1"> </span><span class="ff3 ls0">\u03b2<span class="ff2">1 tem <span class="blank _1"> </span>função <span class="blank _1"> </span>relacionada <span class="blank _1"> </span>ao coração </span></span></div><div class="t m0 x4 h4 ye ff2 fs1 fc1 sc0 ls10 ws2">e <span class="blank _9"> </span>rins. <span class="blank _9"> </span>Excita <span class="blank _9"> </span>o <span class="blank _9"> </span>coração <span class="blank _9"> </span>e <span class="blank _9"> </span>aumenta <span class="blank _9"> </span>as <span class="blank _9"> </span>5 </div><div class="t m0 x4 h4 yf ff2 fs1 fc1 sc0 ls0 ws2">atividades cardíacas </div><div class="t m0 x3 h4 y10 ff2 fs1 fc1 sc0 ls0 ws0">1.<span class="blank"> </span><span class="ls10 ws2">inotropismo (força de contração), </span></div><div class="t m0 x3 h4 y11 ff2 fs1 fc1 sc0 ls0 ws0">2.<span class="blank"> </span><span class="ls10 ws2">cronotropismo (frequência cardíaca) </span></div><div class="t m0 x3 h4 y12 ff2 fs1 fc1 sc0 ls0 ws0">3.<span class="blank"> </span><span class="ws2">batmotropismo (excitabilidade) </span></div><div class="t m0 x3 h4 y13 ff2 fs1 fc1 sc0 ls0 ws0">4.<span class="blank"> </span><span class="ws2">dromotropismo (condutibilidade) </span></div><div class="t m0 x3 h4 y14 ff2 fs1 fc1 sc0 ls0 ws0">5.<span class="blank"> </span><span class="ls2 ws2">lusitropismo<span class="blank _4"></span> <span class="blank _5"> </span>(capacidade<span class="blank _b"></span> <span class="blank _5"> </span>de<span class="blank _4"></span> </span></div><div class="t m0 x5 h4 y15 ff2 fs1 fc1 sc0 ls10 ws2">relaxamento). </div><div class="t m0 x3 h4 y16 ff2 fs1 fc1 sc0 ls0 ws2">\u2022<span class="blank _6"> </span>Nos <span class="blank _9"> </span>rins, <span class="blank _9"> </span>aumenta <span class="blank _9"> </span>a <span class="blank _9"> </span>secreção <span class="blank _9"> </span>de <span class="blank _9"> </span>renina </div><div class="t m0 x4 h4 y17 ff2 fs1 fc1 sc0 ls0 ws2">pelas <span class="blank"> </span>CJG <span class="blank _c"> </span>influenciando <span class="blank"> </span>o <span class="blank _c"> </span>trabalho <span class="blank"> </span>do </div><div class="t m0 x4 h4 y18 ff2 fs1 fc1 sc0 ls3 ws2">sistema<span class="blank _d"></span> <span class="blank _5"> </span>renina-angiotensina<span class="blank _d"></span> </div><div class="t m0 x4 h4 y19 ff2 fs1 fc1 sc0 ls10 ws2">(vasoconstrição). </div><div class="t m0 x3 h4 y1a ff2 fs1 fc1 sc0 ls10 ws2">\u2022 <span class="blank _e"> </span>O <span class="blank _e"> </span><span class="ff3 ls0">\u03b2<span class="ff2">2 <span class="blank _e"> </span>está <span class="blank _e"> </span>presente <span class="blank _e"> </span>na <span class="blank _e"> </span>musculatura <span class="blank _e"> </span>lisa </span></span></div><div class="t m0 x3 h4 y1b ff2 fs1 fc1 sc0 ls10 ws2">dos <span class="blank _5"> </span>brônquios, <span class="blank _5"> </span>TGI, <span class="blank _5"> </span>TGU <span class="blank _f"> </span>e <span class="blank _5"> </span>vasos, <span class="blank _f"> </span>no </div><div class="t m0 x3 h4 y1c ff2 fs1 fc1 sc0 ls4 ws2">músculo<span class="blank _10"></span> <span class="blank _f"> </span>esquelético<span class="blank _10"></span> <span class="blank _6"> </span>e<span class="blank _10"></span> <span class="blank _6"> </span>fígado.<span class="blank _10"></span> <span class="blank _f"> </span>Na<span class="blank _10"></span> </div><div class="t m0 x3 h4 y1d ff2 fs1 fc1 sc0 ls10 ws2">m<span class="blank _2"> </span>u<span class="blank _e"> </span>s<span class="blank _2"> </span>c<span class="blank _e"> </span>u<span class="blank _e"> </span>l<span class="blank _2"> </span>a<span class="blank _e"> </span>t<span class="blank _2"> </span>u<span class="blank _e"> </span>r<span class="blank _2"> </span>a <span class="blank _3"> </span>l<span class="blank _e"> </span>i<span class="blank _2"> </span>s<span class="blank _e"> </span>a<span class="blank _e"> </span>, <span class="blank _3"> </span>p<span class="blank _2"> </span>r<span class="blank _e"> </span>o<span class="blank _2"> </span>d<span class="blank _e"> </span>u<span class="blank _2"> </span>z <span class="blank _11"> </span>e<span class="blank _2"> </span>f<span class="blank _e"> </span>e<span class="blank _2"> </span>i<span class="blank _e"> </span>t<span class="blank _e"> </span>o<span class="blank _2"> </span>s </div><div class="t m0 x3 h4 y1e ff2 fs1 fc1 sc0 ls5 ws2">relacionados <span class="blank _0"> </span>ao<span class="blank _12"></span> <span class="blank _0"> </span>relaxamento <span class="blank _6"> </span>muscular<span class="blank _12"></span>,<span class="blank _12"></span> </div><div class="t m0 x3 h4 y1f ff2 fs1 fc1 sc0 ls0 ws2">como <span class="blank _f"> </span>a <span class="blank _5"> </span>broncodilatação, <span class="blank _f"> </span>diminuição <span class="blank _f"> </span>do </div><div class="t m0 x3 h4 y20 ff2 fs1 fc1 sc0 ls0 ws2">peristaltismo, <span class="blank _13"> </span>relaxamento <span class="blank _13"> </span>da <span class="blank _13"> </span>bexiga <span class="blank _13"> </span>e </div><div class="t m0 x3 h4 y21 ff2 fs1 fc1 sc0 ls6 ws2">vasodilatação<span class="blank _14"></span> <span class="blank _6"> </span>periférica.<span class="blank _14"></span> <span class="blank _6"> </span>No<span class="blank _14"></span> <span class="blank _6"> </span>fígado,<span class="blank _14"></span> </div><div class="t m0 x3 h4 y22 ff2 fs1 fc1 sc0 ls7 ws2">promove<span class="blank _d"></span> <span class="blank _7"> </span>a<span class="blank _d"></span> <span class="blank _7"> </span>gliconeogênese<span class="blank _15"></span> <span class="blank _7"> </span>e<span class="blank _15"></span> </div><div class="t m0 x3 h4 y23 ff2 fs1 fc1 sc0 ls0 ws2">glicogenólise. </div><div class="t m0 x3 h4 y24 ff2 fs1 fc1 sc0 ls10 ws2">\u2022 <span class="blank _c"> </span>O <span class="blank _c"> </span><span class="ff3 ls0">\u03b2</span>3 <span class="blank _c"> </span>tem <span class="blank _16"> </span>efeitos <span class="blank _16"> </span>metabólicos, <span class="blank _c"> </span>como <span class="blank _c"> </span>a </div><div class="t m0 x3 h4 y25 ff2 fs1 fc1 sc0 ls0 ws2">promoção da lipólise. </div><div class="t m0 x6 h4 y26 ff2 fs1 fc1 sc0 ls10 ws2">\u2022<span class="blank _6"> </span>O <span class="blank _0"> </span>u<span class="blank _8"> </span>s<span class="blank _8"> </span>o <span class="blank _a"> </span>d<span class="blank _1"> </span>e <span class="blank _a"> </span><span class="ff3 ls8">\u03b2</span><span class="ls9">-bloqueadores<span class="blank _14"></span> <span class="blank _13"> </span>inibe<span class="blank _14"></span> <span class="blank _6"> </span>a<span class="blank _12"></span> <span class="blank _14"></span></span></div><div class="t m0 x7 h4 y27 ff2 fs1 fc1 sc0 ls10 ws2">a<span class="blank _8"> </span>t<span class="blank _8"> </span>u<span class="blank _9"> </span>a<span class="blank _8"> </span>ç<span class="blank _8"> </span>ã<span class="blank _9"> </span>o <span class="blank _a"> </span>a<span class="blank _8"> </span>d<span class="blank _9"> </span>r<span class="blank _8"> </span>e<span class="blank _8"> </span>n<span class="blank _9"> </span>é<span class="blank _8"> </span>r<span class="blank _8"> </span>g<span class="blank _9"> </span>i<span class="blank _8"> </span>c<span class="blank _8"> </span>a <span class="blank _a"> </span>e <span class="blank _3"> </span>o<span class="blank _8"> </span>s <span class="blank _a"> </span>e<span class="blank _8"> </span>f<span class="blank _9"> </span>e<span class="blank _8"> </span>i<span class="blank _8"> </span>t<span class="blank _9"> </span>o<span class="blank _8"> </span>s </div><div class="t m0 x7 h4 y28 ff2 fs1 fc1 sc0 ls0 ws2">produzidos pelos receptores <span class="ff3">\u03b2</span><span class="ls10">. </span></div><div class="t m0 x6 h5 y29 ff4 fs0 fc0 sc0 ls10 ws2">mecanismo de ação </div><div class="t m0 x6 h4 y2a ff2 fs1 fc1 sc0 ls10 ws2">\u2022 <span class="blank _0"> </span>O<span class="blank _1"> </span>s <span class="blank _13"> </span>a<span class="blank _1"> </span>n<span class="blank _1"> </span>ta<span class="blank _1"> </span>go<span class="blank _1"> </span>n<span class="blank _1"> </span>is<span class="blank _1"> </span>ta<span class="blank _1"> </span>s <span class="blank _0"> </span>d<span class="blank _1"> </span>os <span class="blank _0"> </span>r<span class="blank _1"> </span>e<span class="blank _1"> </span>ce<span class="blank _1"> </span>pt<span class="blank _1"> </span>o<span class="blank _1"> </span>re<span class="blank _1"> </span>s <span class="blank _13"> </span><span class="ff3 lsa">\u03b2</span>-</div><div class="t m0 x6 h4 y2b ff2 fs1 fc1 sc0 ls10 ws2">a<span class="blank _8"> </span>d<span class="blank _9"> </span>r<span class="blank _8"> </span>e<span class="blank _9"> </span>n<span class="blank _8"> </span>é<span class="blank _9"> </span>r<span class="blank _8"> </span>g<span class="blank _9"> </span>i<span class="blank _8"> </span>c<span class="blank _9"> </span>o<span class="blank _8"> </span>s <span class="blank _a"> </span>a<span class="blank _9"> </span>f<span class="blank _8"> </span>e<span class="blank _9"> </span>t<span class="blank _8"> </span>a <span class="blank _a"> </span>a <span class="blank _a"> </span>r<span class="blank _9"> </span>e<span class="blank _8"> </span>g<span class="blank _9"> </span>u<span class="blank _8"> </span>l<span class="blank _9"> </span>a<span class="blank _8"> </span>ç<span class="blank _9"> </span>ã<span class="blank _8"> </span>o <span class="blank _a"> </span>d<span class="blank _9"> </span>a </div><div class="t m0 x6 h4 y2c ff2 fs1 fc1 sc0 ls10 ws2">circulação <span class="blank _2"> </span>através <span class="blank _e"> </span>de <span class="blank _2"> </span>varias <span class="blank _2"> </span>mecanismos, </div><div class="t m0 x6 h4 y2d ff2 fs1 fc1 sc0 ls0 ws2">incluindo uma redução na contratilidade do </div><div class="t m0 x6 h4 y2e ff2 fs1 fc1 sc0 ls0 ws2">miocárdio, <span class="blank _7"> </span>frequência <span class="blank _5"> </span>cardíaca <span class="blank _7"> </span>e <span class="blank _5"> </span>débito </div><div class="t m0 x6 h4 y2f ff2 fs1 fc1 sc0 ls10 ws2">cardíaco. </div><div class="t m0 x6 h4 y30 ff2 fs1 fc1 sc0 lsb ws2">\u2022 <span class="blank _6"> </span>Uma <span class="blank _6"> </span>consequência <span class="blank _13"> </span>importante, <span class="blank _6"> </span>é <span class="blank _13"> </span>o <span class="blank _12"></span></div><div class="t m0 x6 h4 y31 ff2 fs1 fc1 sc0 ls0 ws2">bloqueio <span class="blank _7"> </span>dos <span class="blank _5"> </span><span class="ff3">\u03b2</span><span class="ls10">-receptores <span class="blank _7"> </span>do <span class="blank _5"> </span>complexo </span></div><div class="t m0 x6 h4 y32 ff2 fs1 fc1 sc0 ls0 ws2">justaglomerular <span class="blank _c"> </span>reduzindo <span class="blank"> </span>a <span class="blank _16"> </span>secreção <span class="blank"> </span>de </div><div class="t m0 x6 h4 y33 ff2 fs1 fc1 sc0 ls0 ws2">renina e consequentemente a produção de </div><div class="t m0 x6 h4 y34 ff2 fs1 fc1 sc0 ls10 ws2">Ang II circulante. </div><div class="t m0 x6 h4 y35 ff2 fs1 fc1 sc0 ls10 ws2">\u2022 <span class="blank _e"> </span>É <span class="blank _e"> </span>provável <span class="blank _17"> </span>que <span class="blank _e"> </span>estas <span class="blank _e"> </span>ações <span class="blank _17"> </span>contribuam </div><div class="t m0 x6 h4 y36 ff2 fs1 fc1 sc0 ls0 ws2">para <span class="blank"> </span>ação <span class="blank _18"> </span>anti-hipertensivo <span class="blank"> </span>desta <span class="blank _18"> </span>classe </div><div class="t m0 x6 h4 y37 ff2 fs1 fc1 sc0 ls10 ws2">de <span class="blank _7"> </span>fármacos <span class="blank _19"> </span>de <span class="blank _19"> </span>acordo <span class="blank _7"> </span>com <span class="blank _19"> </span>os <span class="blank _7"> </span>efeitos </div><div class="t m0 x6 h4 y38 ff2 fs1 fc1 sc0 ls10 ws2">cardíacos. </div><div class="t m0 x6 h4 y39 ff2 fs1 fc1 sc0 ls10 ws2">\u2022 <span class="blank _f"> </span>Alguns <span class="blank _6"> </span>fármacos <span class="blank _0"> </span>desta <span class="blank _13"> </span>classe <span class="blank _13"> </span>agem </div><div class="t m0 x6 h4 y3a ff2 fs1 fc1 sc0 ls0 ws2">também <span class="blank _16"> </span>bloqueando <span class="blank _16"> </span>os <span class="blank _c"> </span>receptores <span class="blank _16"> </span>alpha </div><div class="t m0 x6 h4 y3b ff2 fs1 fc1 sc0 ls0 ws2">adrenérgicos (sem especificidade). </div><div class="t m0 x6 h5 y3c ff4 fs0 fc0 sc0 ls10 ws2">fármacos </div><div class="t m0 x6 h4 y3d ff2 fs1 fc1 sc0 ls11 ws2">\u2022 <span class="blank _13"> </span><span class="ff5 lsc ws1">PROPRANOLOL</span><span class="ls5">: <span class="blank _0"> </span>antagonista <span class="blank _13"> </span><span class="ff3 ls12">\u03b2<span class="ff2"> <span class="blank _13"> </span>n<span class="blank _1"> </span>ão </span></span></span></div><div class="t m0 x6 h4 y3e ff2 fs1 fc1 sc0 ls0 ws2">seletivo <span class="blank _1"> </span>(1a <span class="blank _1"> </span>geração), <span class="blank _1"> </span>possui <span class="blank _8"> </span>afinidade <span class="blank _1"> </span>por </div><div class="t m0 x6 h4 y3f ff3 fs1 fc1 sc0 lsd">\u03b2<span class="ff2 ls10 ws2">1 <span class="blank _13"> </span>e <span class="blank _0"> </span></span>\u03b2<span class="ff2 ws2">2. <span class="blank _f"> </span>Ao <span class="blank _13"> </span>bloquear <span class="blank _13"> </span></span>\u03b2<span class="ff2 ls10 ws2">1 <span class="blank _0"> </span>di<span class="blank _1"> </span>minui <span class="blank _0"> </span>as </span></div><div class="t m0 x6 h4 y40 ff2 fs1 fc1 sc0 ls10 ws2">funções <span class="blank _6"> </span>cardíacas <span class="blank _6"> </span>e <span class="blank _6"> </span>reduz <span class="blank _6"> </span>a <span class="blank _6"> </span>P<span class="blank _14"></span>A, <span class="blank _6"> </span>nas </div><div class="t m0 x6 h4 y41 ff2 fs1 fc1 sc0 ls0 ws2">funções <span class="blank _9"> </span>renais <span class="blank _9"> </span>inibe <span class="blank _2"> </span>a <span class="blank _9"> </span>secreção <span class="blank _9"> </span>de <span class="blank _9"> </span>renina </div><div class="t m0 x6 h4 y42 ff2 fs1 fc1 sc0 lse ws2">pelas <span class="blank _6"> </span>CJG. <span class="blank _5"> </span>Ao <span class="blank _13"> </span>bloquear <span class="blank _6"> </span><span class="ff3 lsf">\u03b2</span><span class="ls10">2 <span class="blank _0"> </span>p<span class="blank _1"> </span>ro<span class="blank _1"> </span>mov<span class="blank _1"> </span>e </span></div><div class="t m0 x6 h4 y43 ff2 fs1 fc1 sc0 ls10 ws2">broncoconstrição. <span class="blank _19"> </span>É <span class="blank _7"> </span>utilizado <span class="blank _19"> </span>para <span class="blank _19"> </span>tratar </div><div class="t m0 x6 h4 y44 ff2 fs1 fc1 sc0 ls0 ws2">HA, angina e arritmia. </div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/421d0b45-7908-4373-9c43-ab5abd64dc2f/bg2.png"><div class="c x8 y45 w3 h6"><div class="t m0 x9 h7 y46 ff6 fs2 fc1 sc0 ls10 ws3">\u26a0<span class="ff2 fs1 ls0 ws2"> <span class="blank _e"> </span>É <span class="blank _e"> </span>contraindicado <span class="blank _e"> </span>para <span class="blank _e"> </span>pacientes <span class="blank _e"> </span>com </span></div><div class="t m0 x9 h4 y47 ff2 fs1 fc1 sc0 ls10 ws2">asma. </div><div class="t m0 x9 h4 y48 ff2 fs1 fc1 sc0 ls11 ws2">\u2022 <span class="blank _9"> </span><span class="ff5 ls10 ws4">A<span class="blank _14"></span>TENOLOL<span class="ff2 ls0 ws2">: <span class="blank _9"> </span>antagonista <span class="blank _2"> </span><span class="ff3">\u03b2</span>1 <span class="blank _9"> </span>seletivo <span class="blank _2"> </span>(2a </span></span></div><div class="t m0 x9 h4 y49 ff2 fs1 fc1 sc0 ls0 ws2">geração). <span class="blank _9"> </span>Bloqueia <span class="blank _2"> </span>a <span class="blank _9"> </span>ação <span class="blank _2"> </span>dos <span class="blank _9"> </span>receptores </div><div class="t m0 x9 h4 y4a ff3 fs1 fc1 sc0 ls13">\u03b2<span class="ff2 ws2">1,<span class="blank _10"></span> <span class="blank _6"> </span>reduzindo<span class="blank _14"></span> <span class="blank _6"> </span>consideravelmente<span class="blank _14"></span> <span class="blank _6"> </span>o<span class="blank _10"></span> </span></div><div class="t m0 x9 h4 y4b ff2 fs1 fc1 sc0 ls10 ws2">c<span class="blank _1"> </span>ro<span class="blank _1"> </span>no<span class="blank _1"> </span>tr<span class="blank _1"> </span>op<span class="blank _1"> </span>is<span class="blank _1"> </span>mo <span class="blank _a"> </span>(f<span class="blank _1"> </span>r<span class="blank _1"> </span>eq<span class="blank _1"> </span>uê<span class="blank _1"> </span>nc<span class="blank _1"> </span>ia <span class="blank _0"> </span>c<span class="blank _1"> </span>ar<span class="blank _1"> </span>d<span class="blank _1"> </span>ía<span class="blank _1"> </span>ca<span class="blank _1"> </span>) <span class="blank _13"> </span>e </div><div class="t m0 x9 h4 y4c ff2 fs1 fc1 sc0 ls0 ws2">bloqueia <span class="blank _18"> </span>o <span class="blank _19"> </span>SRA<span class="blank _14"></span> <span class="blank _18"> </span>(vasoconstrição), <span class="blank _19"> </span>sendo </div><div class="t m0 x9 h4 y4d ff2 fs1 fc1 sc0 ls10 ws2">bas<span class="blank _1"> </span>tante <span class="blank _0"> </span>efi<span class="blank _1"> </span>caz <span class="blank _13"> </span>c<span class="blank _1"> </span>omo <span class="blank _13"> </span>an<span class="blank _1"> </span>ti-hi<span class="blank _1"> </span>perten<span class="blank _1"> </span>sivo, </div><div class="t m0 x9 h4 y4e ff2 fs1 fc1 sc0 ls0 ws2">usado juntamente com o diurético. </div><div class="t m0 x9 h4 y4f ff2 fs1 fc1 sc0 ls11 ws2">\u2022 <span class="blank _0"> </span><span class="ff5 ls14 ws5">CARVEDILOL</span><span class="ls15">:<span class="blank _14"></span> <span class="blank _6"> </span>antagonista<span class="blank _14"></span> <span class="blank _6"> </span>de<span class="blank _14"></span> <span class="blank _6"> </span>3a<span class="blank _14"></span> <span class="blank _14"></span></span></div><div class="t m0 x9 h4 y50 ff2 fs1 fc1 sc0 ls16 ws2">geração<span class="blank _12"></span> <span class="blank _6"> </span>(vasodilatação <span class="blank _6"> </span>adicional <span class="blank _6"> </span>pelo </div><div class="t m0 x9 h4 y51 ff2 fs1 fc1 sc0 ls0 ws2">bloqueio <span class="blank _17"> </span>dos <span class="blank _16"> </span>receptores <span class="blank _17"> </span>alpha <span class="blank _17"> </span>1). <span class="blank _16"> </span>Possui </div><div class="t m0 x9 h4 y52 ff2 fs1 fc1 sc0 ls0 ws2">efeito <span class="blank _7"> </span>antioxidante. <span class="blank _7"> </span>É <span class="blank _7"> </span>usado <span class="blank _19"> </span>para <span class="blank _7"> </span>tratar </div><div class="t m0 x9 h4 y53 ff2 fs1 fc1 sc0 ls0 ws2">patologias cardíacas e hipertensão, pois </div><div class="t m0 x9 h4 y54 ff2 fs1 fc1 sc0 ls0 ws2">facilita a vasodilatação. </div><div class="t m0 x9 h7 y55 ff7 fs2 fc2 sc0 ls10 ws3">\u26a0<span class="ff2 fs1 fc1 ls17 ws2"> <span class="blank _6"> </span>Uso<span class="blank _14"></span> <span class="blank _6"> </span>limitado<span class="blank _14"></span> <span class="blank _6"> </span>no<span class="blank _14"></span> <span class="blank _6"> </span>tratamento<span class="blank _14"></span> <span class="blank _6"> </span>da<span class="blank _14"></span> <span class="blank _13"> </span></span></div><div class="t m0 x9 h4 y56 ff2 fs1 fc1 sc0 ls0 ws2">insuficiência cardíaca. </div><div class="t m0 x9 h7 y57 ff7 fs2 fc2 sc0 ls10 ws3">\u26a0<span class="ff2 fs1 fc1 ws2"> IDOSOS E <span class="blank _1"> </span>NEGROS POSSUEM UMA<span class="blank _14"></span> </span></div><div class="t m0 x9 h4 y58 ff2 fs1 fc1 sc0 ls18 ws2">RESPOST<span class="blank _10"></span>A<span class="blank _4"></span> <span class="blank _7"> </span>ANTI-HIPERTENSIV<span class="blank _10"></span>A<span class="blank _4"></span> </div><div class="t m0 x9 h4 y59 ff2 fs1 fc1 sc0 ls10 ws2">M<span class="blank _16"> </span>E<span class="blank _c"> </span>N<span class="blank _16"> </span>O<span class="blank _c"> </span>R <span class="blank _1a"> </span>C<span class="blank _16"> </span>O<span class="blank _c"> </span>M <span class="blank _1a"> </span>O <span class="blank _1a"> </span>U<span class="blank _16"> </span>S<span class="blank _16"> </span>O <span class="blank _1a"> </span>D<span class="blank _c"> </span>O<span class="blank _16"> </span>S <span class="blank _1a"> </span><span class="ff3 ls19">\u03b2</span>-</div><div class="t m0 x9 h4 y5a ff2 fs1 fc1 sc0 ls10 ws2">BLOQUEADORES. </div><div class="t m0 x9 h3 y5b ff4 fs0 fc0 sc0 ls10 ws2">uso terapêutico<span class="ff1"> </span></div><div class="t m0 x9 h4 y5c ff2 fs1 fc1 sc0 ls1a ws2">\u2022 <span class="blank _13"> </span>Hipertensão <span class="blank _13"> </span>arterial <span class="blank _13"> </span>(há <span class="blank _13"> </span>redução <span class="blank _13"> </span>do </div><div class="t m0 x9 h4 y5d ff2 fs1 fc1 sc0 ls10 ws2">débito <span class="blank _6"> </span>cardíaco, <span class="blank _13"> </span>RVP<span class="blank _b"></span>, <span class="blank _13"> </span>da <span class="blank _6"> </span>secreção <span class="blank _13"> </span>de </div><div class="t m0 x9 h4 y5e ff2 fs1 fc1 sc0 ls0 ws2">renina) </div><div class="t m0 x9 h4 y5f ff2 fs1 fc1 sc0 ls0 ws2">\u2022 <span class="blank _1"> </span>IAM: <span class="blank _1"> </span>reduzir <span class="blank _1"> </span>o <span class="blank _8"> </span>consumo <span class="blank _1"> </span>de <span class="blank _1"> </span>oxigênio <span class="blank _1"> </span>pelo </div><div class="t m0 x9 h4 y60 ff2 fs1 fc1 sc0 ls0 ws2">miocárdio reduz a área de isquemia. </div><div class="t m0 x9 h4 y61 ff2 fs1 fc1 sc0 ls10 ws2">\u2022 Insu<span class="blank _1"> </span>ficiência cardíaca <span class="blank _1"> </span>compensada: a <span class="blank _1"> </span>fim </div><div class="t m0 x9 h4 y62 ff2 fs1 fc1 sc0 ls0 ws2">de evitar o remodelamento cardíaco </div><div class="t m0 xa h7 y46 ff7 fs2 fc1 sc0 ls10 ws3">\u26a0<span class="ff2 fs1 ws2"> <span class="blank _13"> </span>O<span class="blank _1"> </span>s <span class="blank _13"> </span><span class="ff3 ls1b">\u03b2</span><span class="ls1c">-bloqueados <span class="blank _13"> </span>não <span class="blank _13"> </span>devem <span class="blank _13"> </span>ser </span></span></div><div class="t m0 xa h4 y47 ff2 fs1 fc1 sc0 ls10 ws2">u<span class="blank _2"> </span>s<span class="blank _2"> </span>a<span class="blank _2"> </span>d<span class="blank _2"> </span>o<span class="blank _2"> </span>s <span class="blank _3"> </span>n<span class="blank _2"> </span>a <span class="blank _3"> </span>i<span class="blank _2"> </span>n<span class="blank _2"> </span>s<span class="blank _2"> </span>u<span class="blank _2"> </span>f<span class="blank _2"> </span>i<span class="blank _e"> </span>c<span class="blank _2"> </span>i<span class="blank _2"> </span>ê<span class="blank _2"> </span>n<span class="blank _2"> </span>c<span class="blank _2"> </span>i<span class="blank _2"> </span>a <span class="blank _3"> </span>c<span class="blank _2"> </span>a<span class="blank _2"> </span>r<span class="blank _2"> </span>d<span class="blank _2"> </span>í<span class="blank _2"> </span>a<span class="blank _2"> </span>c<span class="blank _2"> </span>a </div><div class="t m0 xa h4 y48 ff2 fs1 fc1 sc0 ls0 ws2">descompensada, <span class="blank _5"> </span>pois <span class="blank _5"> </span>a <span class="blank _f"> </span>depressão <span class="blank _5"> </span>das </div><div class="t m0 xa h4 y49 ff2 fs1 fc1 sc0 ls0 ws2">atividades <span class="blank _19"> </span>cardíacas <span class="blank _19"> </span>podem <span class="blank _19"> </span>resultar <span class="blank _18"> </span>em </div><div class="t m0 xa h4 y4a ff2 fs1 fc1 sc0 ls0 ws2">uma parada. </div><div class="t m0 xa h5 y63 ff4 fs0 fc0 sc0 ls10 ws2">efeitos adversos </div><div class="t m0 xa h4 y64 ff2 fs1 fc1 sc0 ls10 ws2">\u2022 Bradicardia intensa </div><div class="t m0 xa h4 y65 ff2 fs1 fc1 sc0 ls0 ws2">\u2022 Broncoespasmo (bloqueio de <span class="ff3">\u03b2</span><span class="ls10">2) </span></div><div class="t m0 xa h4 y66 ff2 fs1 fc1 sc0 ls10 ws2">\u2022 Depressão do SNC </div><div class="t m0 xa h4 y67 ff2 fs1 fc1 sc0 ls10 ws2">\u2022 <span class="blank _14"></span>Agravamento da IC descompensada </div><div class="t m0 xa h4 y68 ff2 fs1 fc1 sc0 ls0 ws2">\u2022 <span class="blank _14"></span>Aumento <span class="blank _1"> </span>da sensibilidade de estimulação </div><div class="t m0 xa h4 y69 ff2 fs1 fc1 sc0 ls10 ws2">d<span class="blank _2"> </span>o<span class="blank _e"> </span>s <span class="blank _a"> </span>r<span class="blank _e"> </span>e<span class="blank _2"> </span>c<span class="blank _e"> </span>e<span class="blank _2"> </span>p<span class="blank _2"> </span>t<span class="blank _e"> </span>o<span class="blank _2"> </span>r<span class="blank _2"> </span>e<span class="blank _e"> </span>s <span class="blank _3"> </span><span class="ff3 ls0">\u03b2</span> <span class="blank _3"> </span>(<span class="blank _2"> </span>d<span class="blank _e"> </span>i<span class="blank _2"> </span>m<span class="blank _2"> </span>i<span class="blank _e"> </span>n<span class="blank _2"> </span>u<span class="blank _e"> </span>i<span class="blank _2"> </span>r <span class="blank _3"> </span>d<span class="blank _2"> </span>o<span class="blank _e"> </span>s<span class="blank _2"> </span>e </div><div class="t m0 xa h4 y6a ff2 fs1 fc1 sc0 ls0 ws2">gradualmente) </div><div class="t m0 xa h4 y6b ff2 fs1 fc1 sc0 ls0 ws2">\u2022 Hiperglicemia </div><div class="t m0 xa h7 y6c ff7 fs2 fc2 sc0 ls10 ws3">\u26a0<span class="ff2 fs1 fc1 ws2"> <span class="blank _a"> </span>E<span class="blank _1"> </span>m <span class="blank _a"> </span>p<span class="blank _8"> </span>a<span class="blank _8"> </span>c<span class="blank _8"> </span>i<span class="blank _9"> </span>e<span class="blank _8"> </span>n<span class="blank _8"> </span>t<span class="blank _8"> </span>e<span class="blank _8"> </span>s <span class="blank _a"> </span>d<span class="blank _8"> </span>i<span class="blank _8"> </span>a<span class="blank _8"> </span>b<span class="blank _8"> </span>é<span class="blank _8"> </span>t<span class="blank _8"> </span>i<span class="blank _8"> </span>c<span class="blank _8"> </span>o<span class="blank _8"> </span>s<span class="blank _8"> </span>, <span class="blank _a"> </span>o<span class="blank _8"> </span>s <span class="blank _a"> </span><span class="ff3 ls0">\u03b2</span> </span></div><div class="t m0 xa h4 y6d ff2 fs1 fc1 sc0 ls0 ws2">bloqueadores <span class="blank _7"> </span>mascaram <span class="blank _7"> </span>a <span class="blank _7"> </span>hipoglicemia, </div><div class="t m0 xa h4 y6e ff2 fs1 fc1 sc0 ls10 ws2">uma vez que seu efeito </div><div class="t m0 xa h4 y6f ff2 fs1 fc1 sc0 ls0 ws2">é hiperglicêmico. Nenhum beta bloqueador </div><div class="t m0 xa h4 y70 ff2 fs1 fc1 sc0 ls10 ws2">é <span class="blank _18"> </span>totalmente <span class="blank _19"> </span>seletivo. <span class="blank _18"> </span>Por <span class="blank _19"> </span>isso, <span class="blank _19"> </span>deve-se </div><div class="t m0 xa h4 y71 ff2 fs1 fc1 sc0 ls10 ws2">substituir essa </div><div class="t m0 xa h4 y72 ff2 fs1 fc1 sc0 ls10 ws2">classe de fármacos por IECAS ou BRAs.</div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div>
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