{"id":51517,"date":"2023-09-20T09:22:36","date_gmt":"2023-09-20T09:22:36","guid":{"rendered":"https:\/\/medsname.com\/alphadopa\/"},"modified":"2026-05-01T10:49:11","modified_gmt":"2026-05-01T10:49:11","slug":"alphadopa","status":"publish","type":"product","link":"https:\/\/medsbase.com\/ro\/product\/alphadopa\/","title":{"rendered":"Alphadopa"},"content":{"rendered":"<p><!-- medsbase-tldr-answer --><\/p>\n<div style=\"background:#fff8e1;border-left:4px solid #f5a623;padding:18px 22px;margin:0 0 24px 0;border-radius:4px;\">\n<h3 class=\"wp-block-heading\" style=\"margin:0 0 8px 0;font-size:16px;font-weight:700;\">\u26a1 R\u0103spuns rapid \u2014 Ce este Alphadopa?<\/h3>\n<p style=\"margin:0;\"><strong>Alphadopa<\/strong> este un <strong>Comprimat de Metildopa 250 mg<\/strong> de la Lupin \u2014 un <strong>agonist adrenergic alfa-2 cu ac\u021biune central\u0103 (prin intermediul metabolitului activ alfa-metil-noradrenalina)<\/strong>, ac\u021bion\u00e2nd asupra <strong>receptorii adrenergici alfa-2 centrali din trunchiul cerebral \u2014 ac\u021bioneaz\u0103 prin intermediul metabolitului fals-neurotransmi\u021b\u0103tor alfa-metil-noradrenalina, care este stocat \u00een neuronele adrenergice \u0219i eliberat \u00een locul noradrenalinei, stimul\u00e2nd preferen\u021bial receptorii inhibitori alfa-2 \u0219i reduc\u00e2nd fluxul simpatic central<\/strong>. Metildopa a fost introdus\u0103 de Merck Sharp &amp; Dohme \u00een 1960 sub denumirea <strong>Aldomet<\/strong>. Dezvoltat\u0103 ini\u021bial ca un inhibitor experimental al DOPA-decarboxilazei, efectul s\u0103u antihipertensiv \u00een studiile clinice a condus la lansarea sa ca unul dintre primele medicamente antihipertensive bazate pe dovezi. Studiul Cooperativ VA privind Agen\u021bii Antihipertensivi (1967) a validat terapia bazat\u0103 pe metildopa ca prima dovad\u0103 c\u0103 tratarea hipertensiunii reduce evenimentele cardiovasculare \u2014 un rezultat istoric. Utilizarea modern\u0103 s-a restr\u00e2ns dramatic odat\u0103 cu apari\u021bia claselor de ACEi, ARB, CCB \u0219i beta-blocante, dar metildopa r\u0103m\u00e2ne <strong>standardul de aur pentru hipertensiunea \u00een sarcin\u0103<\/strong>, unde 40 de ani de date de siguran\u021b\u0103 \u00eei confer\u0103 o pozi\u021bie unic\u0103. Timp de \u00eenjum\u0103t\u0103\u021bire de 2 ore (substan\u021b\u0103 matern\u0103); durata efectului central de 6-12 ore dup\u0103 administrare oral\u0103; debut \u00een 4-6 ore; efect antihipertensiv maxim \u00een 4-6 ore; efect complet la starea de echilibru (24-48 ore). Indica\u021bii principale: <strong>hipertensiunea \u00een sarcin\u0103 (standardul de aur, tratament de prim\u0103 linie), hipertensiunea rezistent\u0103 ca terapie adjunctiv\u0103, antihipertensiv istoric<\/strong>. Dozaj tipic: <strong>Hipertensiunea \u00een sarcin\u0103:<\/strong> \u00eencepe\u021bi cu 250 mg de dou\u0103 sau trei ori pe zi; titra\u021bi la fiecare 2-3 zile p\u00e2n\u0103 la 500-2.000 mg\/zi \u00een dou\u0103 p\u00e2n\u0103 la patru doze divizate (doza de \u00eentre\u021binere tipic\u0103 500 mg TDS p\u00e2n\u0103 la 750 mg TDS). \u021aint\u0103: tensiune arterial\u0103 \u00een cabinet &lt;140\/90. Preferat datorit\u0103 celei mai mari baze de date de siguran\u021b\u0103 \u00een sarcin\u0103 pentru orice antihipertensiv (peste 40 de ani, mii de sarcini, f\u0103r\u0103 semnale de teratogenitate sau adverse neonatale). <strong>Adul\u021bi nev\u0103dui cu HTA rezistent\u0103:<\/strong> 250 mg de dou\u0103 p\u00e2n\u0103 la patru ori pe zi, titr\u00e2nd p\u00e2n\u0103 la 2.000 mg\/zi. Rareori de prim\u0103 linie \u00een afara sarcinii, av\u00e2nd \u00een vedere alternative moderne mai bine tolerate. Monitoriza\u021bi regulat func\u021bia hepatic\u0103 \u0219i hemoleucograma (hepatit\u0103 idiosincratic\u0103 rar\u0103; anemie Coombs-pozitiv\u0103). <strong>Antihipertensiv preferat \u00een sarcin\u0103.<\/strong> Pentru majoritatea pacien\u021bilor hipertensivi, tratamentul modern \u00eencepe cu un inhibitor al enzimei de conversie a angiotensinei\/ARB, un blocant al canalelor de calciu, un tiazidic \u0219i spironolacton\u0103 \u00eenainte de a recurge la un blocant alfa sau un agent cu ac\u021biune central\u0103.<\/p>\n<\/div>\n<div class=\"medsbase-trust-strip\" style=\"background:#f4f8fb;border:1px solid #d8e3eb;padding:12px 16px;margin:16px 0;border-radius:4px;font-size:14px;\">\n<strong>Ce beneficii ofer\u0103 MedsBase:<\/strong> Produc\u0103tor certificat WHO-GMP \u00b7 Ambalaj discret \u00b7 Livrare la nivel mondial \u00b7 Peste 1.400 de recenzii verificate <a href=\"https:\/\/medsbase.com\/ro\/reviews\/\">ale clien\u021bilor<\/a>\n<\/div>\n<p class=\"medsbase-reship-line\" style=\"font-size:14px;color:#444;margin:8px 0 18px;\">\ud83d\udce6 Fiecare comand\u0103 este acoperit\u0103 de politica noastr\u0103 de <a href=\"https:\/\/medsbase.com\/ro\/medsbase-re-shipment-assurance-policy\/\"><strong>Politica noastr\u0103 de Reexpediere Garantat\u0103<\/strong><\/a> \u2014 dac\u0103 coletul dumneavoastr\u0103 nu sose\u0219te \u00een 20 de zile lucr\u0103toare, \u00eel relivr\u0103m.<\/p>\n<h3>De ce s\u0103 comanzi de la MedsBase<\/h3>\n<p>Medicamentele noastre generice sunt procurate de la produc\u0103tori certifica\u021bi WHO-GMP \u0219i expediate la nivel mondial \u00een ambalaje discrete \u0219i simple \u2014 f\u0103r\u0103 denumirea medicamentului pe exteriorul coletului. Pl\u0103\u021bile cu cardul sunt procesate printr-un procesor reglementat (descrierile de pe extrasul de cont includ un procesor de pl\u0103\u021bi cu card reglementat \u2014 niciodat\u0103 \u201cMedsBase\u201d sau numele vreunui medicament). Accept\u0103m \u0219i criptomonede \u0219i transferuri bancare SEPA. Fiecare comand\u0103 este sus\u021binut\u0103 de Politica noastr\u0103 de Asigurare pentru Relivrare.<\/p>\n<h2 class=\"wp-block-heading\">Ce este Alphadopa?<\/h2>\n<p>Alphadopa este un comprimat oral de 250 mg de Metildopa de la Lupin, furnizat \u00een cutii de 30-90 de comprimate. Metildopa a fost introdus\u0103 de Merck Sharp &amp; Dohme \u00een 1960 ca <strong>Aldomet<\/strong>. Dezvoltat\u0103 ini\u021bial ca un inhibitor experimental al DOPA-decarboxilazei, efectul s\u0103u antihipertensiv \u00een studiile clinice a condus la lansarea sa ca unul dintre primele medicamente antihipertensive bazate pe dovezi. Studiul Cooperativ VA privind Agen\u021bii Antihipertensivi (1967) a validat terapia bazat\u0103 pe metildopa ca prima dovad\u0103 c\u0103 tratarea hipertensiunii reduce evenimentele cardiovasculare \u2014 un rezultat istoric. Utilizarea modern\u0103 s-a restr\u00e2ns dramatic odat\u0103 cu apari\u021bia claselor de ACEi, ARB, CCB \u0219i beta-blocante, dar metildopa r\u0103m\u00e2ne <strong>standardul de aur pentru hipertensiunea \u00een sarcin\u0103<\/strong>, unde 40 de ani de date de siguran\u021b\u0103 \u00eei confer\u0103 o pozi\u021bie unic\u0103.<\/p>\n<h2 class=\"wp-block-heading\">Cum func\u021bioneaz\u0103 Metildopa<\/h2>\n<p>Metildopa ac\u021bioneaz\u0103 prin <strong>receptorii adrenergici alfa-2 centrali din trunchiul cerebral \u2014 ac\u021bioneaz\u0103 prin intermediul metabolitului fals-neurotransmi\u021b\u0103tor alfa-metil-noradrenalina, care este stocat \u00een neuronele adrenergice \u0219i eliberat \u00een locul noradrenalinei, stimul\u00e2nd preferen\u021bial receptorii inhibitori alfa-2 \u0219i reduc\u00e2nd fluxul simpatic central<\/strong>. Efectele secundare:<\/p>\n<ul>\n<li><strong>Conversia \u00een alfa-metil-noradrenalin\u0103<\/strong> \u00een neuronele adrenergice centrale \u2014 metildopa este captat\u0103 \u00een acelea\u0219i neurone ca \u0219i dopa endogen\u0103, decarboxilat\u0103 de acelea\u0219i enzime \u0219i depozitat\u0103 ca un \u201cfals neurotransmi\u021b\u0103tor\u201d<\/li>\n<li><strong>Stimulare preferen\u021bial\u0103 a receptorilor inhibitori alfa-2<\/strong> \u2014 falsul neurotransmi\u021b\u0103tor este eliberat prin activitatea nervoas\u0103, dar stimuleaz\u0103 preferen\u021bial autoreceptorii inhibitori alfa-2, suprinz\u00e2nd eliberarea ulterioar\u0103 de noradrenalin\u0103<\/li>\n<li><strong>Flux simpatic periferic redus<\/strong> \u2014 reducere constant\u0103 \u0219i uniform\u0103 a TA; tahicardie reflex\u0103 minim\u0103 deoarece semnalul simpatic central este redus cu adev\u0103rat, nu doar contrabalansat<\/li>\n<li><strong>F\u0103r\u0103 ac\u021biune vascular\u0103, renal\u0103 sau cardiac\u0103 direct\u0103<\/strong> \u2014 \u00eentregul efect clinic este central<\/li>\n<li><strong>F\u0103r\u0103 efect asupra sistemului renin\u0103-angiotensin\u0103, electroli\u021bilor sau glucozei<\/strong> \u2014 principalul motiv pentru profilul s\u0103u metabolic acceptabil \u00een sarcin\u0103<\/li>\n<li><strong>Transferul placentar este limitat<\/strong> \u2014 metildopa traverseaz\u0103 placenta dar nu produce niciun efect m\u0103surabil asupra TA fetal sau neonatal \u00een 40 de ani de utilizare \u00een sarcin\u0103<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\">Utiliz\u0103ri aprobate \u0219i bazate pe dovezi<\/h2>\n<ul>\n<li><strong>Hipertensiune arterial\u0103 \u00een sarcin\u0103 (standardul de aur, tratament de prim\u0103 inten\u021bie), hipertensiune rezistent\u0103 ca terapie adjunctiv\u0103, antihipertensiv istoric<\/strong><\/li>\n<li><strong>Hipertensiune arterial\u0103 \u00een sarcin\u0103<\/strong> \u2014 tratament de prim\u0103 inten\u021bie conform NICE, ACOG \u0219i ISSHP; standardul de aur<\/li>\n<li><strong>Hipertensiune rezistent\u0103<\/strong> \u00een afara sarcinii \u2014 terapie adjunctiv\u0103 de linia a patra\/cincea<\/li>\n<li><strong>Antihipertensiv istoric de prim\u0103 inten\u021bie<\/strong> (Studiul Cooperativ VA 1967) \u2014 \u00eenlocuit de clase moderne mai bine tolerate<\/li>\n<\/ul>\n<p><strong>Dovezile din studiile pivotale:<\/strong> <strong>Studiul Cooperativ VA (1967, 1970)<\/strong> \u2014 metildopa + hidroclorotiazid\u0103 + reserpin\u0103 au redus evenimentele cardiovasculare fatale \u0219i nefatale la b\u0103rba\u021bii hipertensivi. Prima \u0219i definitiva dovad\u0103 c\u0103 tratarea hipertensiunii salveaz\u0103 vie\u021bi. <strong>Redman et al. (1976, 1982)<\/strong> \u2014 metildopa \u00een sarcin\u0103 nu a afectat negativ dezvoltarea neuropsihic\u0103 a copiilor pe o perioad\u0103 de urm\u0103rire de 7,5 ani. <strong>Studiul CHIPS (2015)<\/strong> \u2014 control mai strict vs mai relaxat al tensiunii arteriale \u00een sarcin\u0103; metildopa \u0219i labetalol au fost cele mai utilizate substan\u021be; controlul mai strict a redus hipertensiunea maternal\u0103 sever\u0103 f\u0103r\u0103 a \u00eenr\u0103ut\u0103\u021bi rezultatele fetale. <strong>Ghidurile NICE \/ ACOG \/ ISSHP<\/strong> enumera \u00een mod constant metildopa, labetalol \u0219i nifedipina ca tratamente de prim\u0103 inten\u021bie \u00een hipertensiunea arterial\u0103 \u00een sarcin\u0103.<\/p>\n<h2 class=\"wp-block-heading\">Doza Alphadopa<\/h2>\n<p><strong>Doza primar\u0103:<\/strong> <strong>Hipertensiunea \u00een sarcin\u0103:<\/strong> \u00eencepe\u021bi cu 250 mg de dou\u0103 sau trei ori pe zi; titra\u021bi la fiecare 2-3 zile p\u00e2n\u0103 la 500-2.000 mg\/zi \u00een dou\u0103 p\u00e2n\u0103 la patru doze divizate (doza de \u00eentre\u021binere tipic\u0103 500 mg TDS p\u00e2n\u0103 la 750 mg TDS). \u021aint\u0103: tensiune arterial\u0103 \u00een cabinet &lt;140\/90. Preferat datorit\u0103 celei mai mari baze de date de siguran\u021b\u0103 \u00een sarcin\u0103 pentru orice antihipertensiv (peste 40 de ani, mii de sarcini, f\u0103r\u0103 semnale de teratogenitate sau adverse neonatale). <strong>Adul\u021bi nev\u0103dui cu HTA rezistent\u0103:<\/strong> 250 mg de dou\u0103 p\u00e2n\u0103 la patru ori pe zi, titr\u00e2nd p\u00e2n\u0103 la 2.000 mg\/zi. Rareori tratament de prim\u0103 inten\u021bie \u00een afara sarcinii, av\u00e2nd \u00een vedere alternativele moderne mai bine tolerate.<\/p>\n<p><strong>Alte indica\u021bii:<\/strong> Metildopa este utilizat\u0103 aproape exclusiv pentru hipertensiune - \u00een special \u00een timpul sarcinii. Istoric, a fost utilizat\u0103 \u00een encefalopatia hipertensiv\u0103 \u0219i preg\u0103tirea pentru feocromocitom (acum \u00eenlocuit\u0103).<\/p>\n<p><strong>Administrare:<\/strong> se poate administra cu sau f\u0103r\u0103 m\u00e2ncare; \u00eemp\u0103r\u021bi\u021bi doza zilnic\u0103 \u00een 2-4 administr\u0103ri. Doza de sear\u0103 poate fi cea mai mare pentru a transfera efectul sedativ \u00een timpul somnului.<\/p>\n<p><strong>Program de monitorizare:<\/strong><\/p>\n<ul>\n<li><strong>Valori ini\u021biale:<\/strong> tensiune arterial\u0103 \u00een decubit \u0219i ortostatism (documenta\u021bi sc\u0103derea postural\u0103), frecven\u021b\u0103 cardiac\u0103, teste hepatice (LFTs), hemogram\u0103 complet\u0103, test Coombs direct, lista de medicamente (verifica\u021bi interac\u021biunile).<\/li>\n<li><strong>S\u0103pt\u0103m\u00e2na 1-2:<\/strong> repetare tensiune arterial\u0103 (decubit \u0219i ortostatism), frecven\u021b\u0103 cardiac\u0103, evaluare simptome. Ajusta\u021bi doza \u00een func\u021bie de tensiune \u0219i tolerabilitate.<\/li>\n<li><strong>S\u0103pt\u0103m\u00e2na 4-6:<\/strong> evalua\u021bi tensiunea arterial\u0103 \u021bint\u0103; povara simptomatologic\u0103; repeta\u021bi teste hepatice.<\/li>\n<li><strong>Continuu:<\/strong> teste hepatice la fiecare 6 luni; hemogram\u0103\/test Coombs anual. Depistarea depresiei la fiecare vizit\u0103.<\/li>\n<li><strong>\u00centrerupe\u021bi sau reduce\u021bi doza la:<\/strong> cre\u0219tere a transaminazelor &gt;3\u00d7 peste limita superioar\u0103 normal\u0103, anemie neexplicat\u0103, depresie sever\u0103, reac\u021bie de hipersensibilitate.<\/li>\n<\/ul>\n<p><strong>\u00centrerupere:<\/strong> nu exist\u0103 sindrom de rebond. Metildopa poate fi \u00eentrerupt\u0103 brusc la schimbarea regimurilor, de\u0219i o cross-titrare gradual\u0103 este prudent\u0103 dac\u0103 agentul de \u00eenlocuire necesit\u0103 zile pentru a atinge starea de echilibru.<\/p>\n<h2 class=\"wp-block-heading\">Considera\u021bii Practice pentru Alphadopa<\/h2>\n<ul>\n<li><strong>Standardul de aur \u00een sarcin\u0103.<\/strong> Nu exist\u0103 o baz\u0103 de date suficient de mare pentru orice alt antihipertensiv \u00een sarcin\u0103 care s\u0103 se apropie - acesta este principalul motiv pentru a p\u0103stra metildopa \u00een formularele moderne. Alternative \u00een sarcin\u0103: labetalol, nifedipin\u0103, hidralazin\u0103.<\/li>\n<li><strong>Risc de hepatit\u0103<\/strong> - hepatit\u0103 idiosincratic\u0103 \u0219i rar insuficien\u021b\u0103 hepatic\u0103 fulminant\u0103 fatal\u0103 (aproximativ 1\/5.000 expuneri). Verifica\u021bi teste hepatice la baz\u0103, apoi la s\u0103pt\u0103m\u00e2nile 4, 8 \u0219i 12, apoi la fiecare 6 luni. \u00centrerupe\u021bi imediat la cre\u0219terea transaminazelor &gt;3\u00d7 peste limita superioar\u0103 normal\u0103 sau la simptome de hepatit\u0103.<\/li>\n<li><strong>Anemie hemolitic\u0103 Coombs-pozitiv\u0103<\/strong> - p\u00e2n\u0103 la 20% din pacien\u021bi dezvolt\u0103 un test Coombs direct pozitiv dup\u0103 6-12 luni; anemia hemolitic\u0103 adev\u0103rat\u0103 este rar\u0103 (&lt;1%). Verifica\u021bi Hb \u0219i test Coombs la baz\u0103 \u0219i anual; \u00eentrerupe\u021bi la orice anemie neexplicat\u0103.<\/li>\n<li><strong>Sedare \u0219i depresie<\/strong> \u2014 suprima\u021bia simpatic\u0103 central\u0103 provoac\u0103 oboseal\u0103 semnificativ\u0103, \u00een special la ini\u021biere. Evita\u021bi la pacien\u021bii cu antecedente de depresie major\u0103.<\/li>\n<li><strong>F\u0103r\u0103 hipertensiune arterial\u0103 de rebond la \u00eentrerupere<\/strong> \u2014 contrast cu clonidina; metildopa poate fi \u00eentrerupt\u0103 brusc.<\/li>\n<li><strong>Interfer\u0103 cu testele de catecolamine<\/strong> \u2014 metaboli\u021bii metildop\u0103i pot provoca rezultate fals pozitive ale catecolaminelor urinare; \u00eentrerupe\u021bi 7-14 zile \u00eenainte de testarea feocromocitomului.<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\">Efecte Secundare<\/h2>\n<p><strong>Frecvente (&gt;1%):<\/strong><\/p>\n<ul>\n<li><strong>Sedare, oboseal\u0103, somnolen\u021b\u0103 diurn\u0103<\/strong> (foarte frecvente, mai ales \u00een primele 2-4 s\u0103pt\u0103m\u00e2ni)<\/li>\n<li><strong>Gur\u0103 uscat\u0103<\/strong><\/li>\n<li><strong>Hipotensiune ortostatic\u0103, ame\u021beli<\/strong><\/li>\n<li><strong>Depresie, modific\u0103ri de dispozi\u021bie, libido sc\u0103zut<\/strong><\/li>\n<li><strong>Congestie nazal\u0103<\/strong><\/li>\n<li><strong>Simptome extrapiramidale<\/strong> (parkinsonism, bradikinezie) la pacien\u021bii susceptibili<\/li>\n<li><strong>Reten\u021bie de lichide \u0219i cre\u0219tere \u00een greutate<\/strong><\/li>\n<li><strong>Test Coombs direct pozitiv<\/strong> (10-20%); rareori progreseaz\u0103 c\u0103tre anemie hemolitic\u0103<\/li>\n<li><strong>Hepatit\u0103<\/strong> (idiosincratic\u0103)<\/li>\n<li><strong>Febr\u0103, erup\u021bie cutanat\u0103 hipersensibil\u0103<\/strong><\/li>\n<\/ul>\n<p><strong>Pu\u021bin frecvente, dar clinic importante:<\/strong><\/p>\n<ul>\n<li><strong>Hepatit\u0103 idiosincratic\u0103<\/strong>, inclusiv insuficien\u021b\u0103 hepatic\u0103 fulminant\u0103 \u2014 rar\u0103 dar fatal\u0103 dac\u0103 nu este depistat\u0103. Monitoriza\u021bi testele hepatice (LFT) la ini\u021biere, 4 s\u0103pt\u0103m\u00e2ni, 8 s\u0103pt\u0103m\u00e2ni, 12 s\u0103pt\u0103m\u00e2ni, apoi la fiecare 6 luni.<\/li>\n<li><strong>Anemie hemolitic\u0103 Coombs-pozitiv\u0103<\/strong> \u2014 p\u00e2n\u0103 la 20% devin Coombs-pozitivi, &lt;1% dezvolt\u0103 hemoliz\u0103 evident\u0103. Verifica\u021bi hemograma (FBC) anual sau la apari\u021bia oboselii neexplicate.<\/li>\n<li><strong>Lupus indus de medicamente, pancreatit\u0103, miocardit\u0103<\/strong> \u2014 hipersensibilitate rar\u0103.<\/li>\n<li><strong>Depresie sever\u0103<\/strong> sau idei suicidare \u2014 suprima\u021bia simpatic\u0103 central\u0103 poate agrava depresia.<\/li>\n<li><strong>Bradicardie \u0219i bloc cardiac<\/strong> (mai pu\u021bin dec\u00e2t clonidina, dar posibil).<\/li>\n<li><strong>Sindroame extrapiramidale<\/strong> (parkinsonism) la pacien\u021bii susceptibili.<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\">Contraindica\u021bii<\/h2>\n<ul>\n<li>Hepatit\u0103 activ\u0103 sau afec\u021biuni hepatice anterioare legate de metildop\u0103<\/li>\n<li>Feocromocitom (falsific\u0103 testele de catecolamine; activitatea neopozat\u0103 alfa-1 poate cre\u0219te paradoxal TA)<\/li>\n<li>Terapie cu MAOI (interac\u021biune pe tonusul simpatic)<\/li>\n<li>Depresie sever\u0103<\/li>\n<li>Anemie hemolitic\u0103 de orice cauz\u0103 (relativ\u0103)<\/li>\n<li>Hipersensibilitate cunoscut\u0103 la metildop\u0103<\/li>\n<\/ul>\n<p><strong>Sarcina:<\/strong> <strong>antihipertensiv de prim\u0103 inten\u021bie \u00een sarcin\u0103.<\/strong> Date de siguran\u021b\u0103 pe parcursul a peste 40 de ani la mii de sarcini nu arat\u0103 teratogenitate \u0219i nici semnale adverse de neurodezvoltare la copii urm\u0103ri\u021bi p\u00e2n\u0103 la v\u00e2rsta de 7,5 ani (Redman et al.). Doz\u0103 250-750 mg de dou\u0103 sau trei ori pe zi; TA \u021bint\u0103 &lt;140\/90. Alternative: labetalol, nifedipin\u0103.<\/p>\n<p><strong>Al\u0103ptarea:<\/strong> compatibil cu al\u0103ptarea; cantit\u0103\u021bi mici \u00een laptele matern f\u0103r\u0103 efecte adverse raportate la sugari.<\/p>\n<h2 class=\"wp-block-heading\">Interac\u021biuni medicamentoase<\/h2>\n<ul>\n<li><strong>Litiu<\/strong> \u2014 metildopa poate cre\u0219te toxicitatea litiului la doze neschimbate de litiu; monitoriza\u021bi nivelurile.<\/li>\n<li><strong>Fier (sulfat feros, gluconat feros)<\/strong> \u2014 reduce absorb\u021bia metildop\u0103i cu 50-80%. Administra\u021bi dozele la interval de cel pu\u021bin 2 ore.<\/li>\n<li><strong>Inhibitori MAO<\/strong> \u2014 criz\u0103 hipertensiv\u0103 prin eliberare neopozat\u0103 de catecolamine. Combina\u021bie contraindicat\u0103.<\/li>\n<li><strong>Levodopa<\/strong> \u2014 metildopa concureaz\u0103 cu levodopa; reduce efectul antiparkinsonian.<\/li>\n<li><strong>Tolbutamid\u0103, haloperidol, litiu<\/strong> \u2014 cre\u0219te depresia CNS.<\/li>\n<li><strong>Antidepresive triciclice \u0219i simpatomimetice (pseudoefedrin\u0103)<\/strong> \u2014 antagonizeaz\u0103 efectul antihipertensiv al metildop\u0103i.<\/li>\n<li><strong>Anestezice generale<\/strong> \u2014 hipotensiune aditiv\u0103; anun\u021ba\u021bi anestezistul.<\/li>\n<li><strong>Alcool<\/strong> \u2014 sedare aditiv\u0103 \u0219i hipotensiune ortostatic\u0103.<\/li>\n<\/ul>\n<h2 class=\"wp-block-heading\">Pozi\u021bionarea Alphadopa \u00een Ierarhia Antihipertensiv\u0103<\/h2>\n<table style=\"width:100%;border-collapse:collapse;margin:14px 0;\">\n<thead>\n<tr style=\"background:#2c7cb0;color:#fff;\">\n<th style=\"padding:10px;border:1px solid #ddd;text-align:left;\">Nivel<\/th>\n<th style=\"padding:10px;border:1px solid #ddd;text-align:left;\">Clas\u0103 \/ Exemple<\/th>\n<th style=\"padding:10px;border:1px solid #ddd;text-align:left;\">Rol<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd;\">Prima linie<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Inhibitori ACE (<a href=\"https:\/\/medsbase.com\/ro\/ramcor\/\">ramipril<\/a>), BRA (<a href=\"https:\/\/medsbase.com\/ro\/telmaheal\/\">telmisartan<\/a>), BCC (<a href=\"https:\/\/medsbase.com\/ro\/amlode\/\">amlodipine<\/a>), tiazide (<a href=\"https:\/\/medsbase.com\/ro\/natrilix-sr\/\">indapamide<\/a>, HCTZ)<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Pornire tratament pentru HTA nou diagnosticat\u0103<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:10px;border:1px solid #ddd;\">Agent secundar\/ter\u021biar<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Combina\u021bii ale celor de mai sus (IECA+BCC, BRA+tiazid\u0103)<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">C\u00e2nd un singur agent este insuficient<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd;\">Al patrulea agent (HTA rezistent\u0103)<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\"><a href=\"https:\/\/medsbase.com\/ro\/aldactone\/\">Spironolacton\u0103<\/a> (dovad\u0103 PATHWAY-2); beta-blocant; doxazosin\u0103<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Dac\u0103 TA r\u0103m\u00e2ne necontrolat\u0103 pe o combina\u021bie de trei medicamente la doz\u0103 maxim\u0103<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:10px;border:1px solid #ddd;\">Al cincilea agent<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\"><strong>Alfa-blocante<\/strong> (<a href=\"https:\/\/medsbase.com\/ro\/prazopress\/\">prazosin\u0103<\/a>, <a href=\"https:\/\/medsbase.com\/ro\/hytrin\/\">terazosin<\/a>, doxazosin); agen\u021bi cu ac\u021biune central\u0103<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Ad\u0103uga\u021bi dac\u0103 spironolactonul este inadecvat sau contraindicated; prefera\u021bi alfa-blocante acolo unde coexist\u0103 HBP<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd;\">Al cincilea \/ al \u0219aselea agent<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\"><strong>Agen\u021bi cu ac\u021biune central\u0103<\/strong> (<a href=\"https:\/\/medsbase.com\/ro\/arkamin\/\">clonidin\u0103<\/a>, moxonidin\u0103)<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Ad\u0103uga\u021bi pentru a aduce hipertensiunea rezistent\u0103 la \u021bint\u0103; monitoriza\u021bi reboundul \u0219i sedarea<\/td>\n<\/tr>\n<tr style=\"background:#fff3cd;\">\n<td style=\"padding:10px;border:1px solid #ddd;\">Linie de prim\u0103 inten\u021bie \u00een sarcin\u0103<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\"><strong><a href=\"https:\/\/medsbase.com\/ro\/alphadopa\/\">Metildop\u0103<\/a><\/strong>, <a href=\"https:\/\/medsbase.com\/ro\/labebet\/\">labetalol<\/a>, nifedipin\u0103<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Hipertensiunea gesta\u021bional\u0103 \u0219i hipertensiunea preexistent\u0103 \u00een timpul sarcinii<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 class=\"wp-block-heading\">Depozitare<\/h2>\n<p>P\u0103stra\u021bi Alphadopa la temperaturi sub 25\u00b0C \u00een ambalajul original blister. \u021aine\u021bi departe de reach-ul copiilor.<\/p>\n<h2 id=\"faqs\">\u00centreb\u0103ri frecvente<\/h2>\n<h3 class=\"wp-block-heading\">Este Alphadopa medicamentul potrivit pentru hipertensiunea arterial\u0103 \u00een sarcin\u0103?<\/h3>\n<p>Da \u2014 metildopa este <strong>antihipertensivul de referin\u021b\u0103 \u00een sarcin\u0103<\/strong> \u0219i este recomandat ca tratament de prim\u0103 inten\u021bie conform ghidurilor NICE, ACOG \u0219i ISSHP. Motivul nu este o eficacitate superioar\u0103 \u00een reducerea tensiunii arteriale, ci baza de date de siguran\u021b\u0103 f\u0103r\u0103 egal: peste 40 de ani de utilizare la zeci de mii de sarcini, f\u0103r\u0103 semnale de teratogenitate sau efecte adverse asupra dezvolt\u0103rii neurologice (studiu Redman urm\u0103rit p\u00e2n\u0103 la v\u00e2rsta de 7,5 ani). Labetalolul \u0219i nifedipina sunt alternativele obi\u0219nuite c\u00e2nd metildopa nu este tolerat\u0103 \u0219i sunt utilizate din ce \u00een ce mai des ca op\u021biuni de prim\u0103 inten\u021bie \u00een practica modern\u0103.<\/p>\n<h3 class=\"wp-block-heading\">Am nevoie de analize de s\u00e2nge \u00een timpul tratamentului cu Alphadopa?<\/h3>\n<p>Da \u2014 spre deosebire de majoritatea antihipertensivelor, metildopa necesit\u0103 monitorizarea periodic\u0103 a func\u021biei hepatice \u0219i a num\u0103rului de celule din s\u00e2nge din cauza a dou\u0103 reac\u021bii idiosincratice rare, dar grave: hepatit\u0103 indus\u0103 de medicamente (aproximativ 1\/5.000) \u0219i anemie hemolitic\u0103 Coombs-pozitiv\u0103 (p\u00e2n\u0103 la 20% Coombs-pozitiv, &lt;1% hemoliz\u0103 evident\u0103). Programul recomandat: <strong>Teste hepatice la \u00eenceput, la 4 s\u0103pt\u0103m\u00e2ni, 8 s\u0103pt\u0103m\u00e2ni, 12 s\u0103pt\u0103m\u00e2ni, apoi la fiecare 6 luni<\/strong>. Num\u0103r globular complet \u0219i test Coombs direct la \u00eenceput \u0219i anual, sau mai devreme \u00een caz de oboseal\u0103 neexplicat\u0103 sau icter. \u00centrerupe\u021bi imediat metildopa dac\u0103 transaminazele dep\u0103\u0219esc de trei ori limita superioar\u0103 a normalului sau dac\u0103 apare anemie neexplicat\u0103.<\/p>\n<h3 class=\"wp-block-heading\">Pot s\u0103 iau Alphadopa cu alcool?<\/h3>\n<p>Consumul ocazional \u0219i moderat de alcool este de obicei tolerat. Consumul regulat sau excesiv de alcool amplific\u0103 semnificativ hipotensiunea ortostatic\u0103 \u0219i sedarea cauzat\u0103 de Alphadopa \u2014 riscul de c\u0103deri, pierderi de cuno\u0219tin\u021b\u0103 \u0219i accidente cre\u0219te. Pacien\u021bii cu risc crescut (v\u00e2rstnici, antecedente de c\u0103deri, diuretice sau sedative concomitente) ar trebui s\u0103 evite complet alcoolul \u00een timpul tratamentului cu acest medicament.<\/p>\n<h3 class=\"wp-block-heading\">De ce m\u0103 simt at\u00e2t de obosit(\u0103) c\u00e2nd iau Alphadopa?<\/h3>\n<p>Metildopa reduce activitatea simpatic\u0103 central\u0103 \u2014 acela\u0219i mecanism care scade tensiunea arterial\u0103 reduce \u0219i nivelul general de alert\u0103. Sedarea \u0219i oboseala sunt aproape universale \u00een primele 2-4 s\u0103pt\u0103m\u00e2ni \u0219i se amelioraz\u0103 par\u021bial de obicei p\u00e2n\u0103 \u00een s\u0103pt\u0103m\u00e2nile 6-8. Strategii: muta\u021bi o parte din doza zilnic\u0103 spre ora de culcare; evita\u021bi alcoolul \u0219i alte depresante ale SNC; lua\u021bi cea mai mic\u0103 doz\u0103 eficace. Dac\u0103 oboseala r\u0103m\u00e2ne incapacitant\u0103 dup\u0103 8-10 s\u0103pt\u0103m\u00e2ni, trece\u021bi la o alternativ\u0103 (labetalol dac\u0103 nu sunte\u021bi gravid\u0103; nifedipin\u0103; sau un inhibitor ACE dac\u0103 nu sunte\u021bi gravid\u0103). Starea de spirit sc\u0103zut\u0103 sever\u0103 sau \u00eenr\u0103ut\u0103\u021bit\u0103 \u00een timpul tratamentului cu metildopa necesit\u0103 evaluare imediat\u0103 \u2014 metildopa poate precipita depresia la pacien\u021bii susceptibili.<\/p>\n<h3 class=\"wp-block-heading\">Ce fac dac\u0103 uit o doz\u0103?<\/h3>\n<p>Lua\u021bi medicamentul imediat ce v\u0103 aminti\u021bi, cu excep\u021bia cazului \u00een care este aproape timpul pentru urm\u0103toarea doz\u0103 \u2014 \u00een acest caz, omite\u021bi doza uitat\u0103 \u0219i relua\u021bi la ora programat\u0103. Nu lua\u021bi o doz\u0103 dubl\u0103. O singur\u0103 doz\u0103 omis\u0103 nu afecteaz\u0103 semnificativ controlul tensiunii arteriale pe termen lung.<\/p>\n<h3 class=\"wp-block-heading\">Pot s\u0103 \u00eentrerup Alphadopa dac\u0103 tensiunea mea arterial\u0103 este sub control?<\/h3>\n<p>Metildopa poate fi \u00eentrerupt\u0103 f\u0103r\u0103 a provoca un sindrom de rebond, dar hipertensiunea arterial\u0103 va reap\u0103rea de obicei \u00een c\u00e2teva zile \u2014 hipertensiunea cronic\u0103 nu este \u201cvindecat\u0103\u201d prin tratamentul reu\u0219it. Dac\u0103 \u00eentrerupe\u021bi metildopa din cauza efectelor secundare, trece\u021bi la un alt agent \u00een loc s\u0103 o \u00eentrerupe\u021bi pur \u0219i simplu. Pacientele postpartum care au \u00eenceput metildopa pentru hipertensiunea gesta\u021bional\u0103 pot trece la un agent modern (inhibitor ACE, ARB, CCB) dac\u0103 al\u0103ptarea permite; discuta\u021bi cu specialistul dumneavoastr\u0103.<\/p>\n<h3 class=\"wp-block-heading\">Pot lua Alphadopa \u00een timpul sarcinii?<\/h3>\n<p>Da \u2014 metildopa este <strong>antihipertensiv preferat \u00een sarcin\u0103<\/strong>. Alternativele sunt labetalol \u0219i nifedipin\u0103. Evita\u021bi inhibitorii ACE, ARB, inhibitorii reninei \u0219i antagoni\u0219tii receptorilor de mineralocorticoizi \u00een timpul sarcinii.<\/p>\n<h3 class=\"wp-block-heading\">Unde pot cump\u0103ra Alphadopa online?<\/h3>\n<p>Pute\u021bi cump\u0103ra Alphadopa (250 mg metildopa, 30-90 comprimate) de la MedsBase cu ambalaj discret \u0219i livrare la nivel mondial.<\/p>\n<p><!-- medsbase-related-alts-v1 --><\/p>\n<h2 class=\"wp-block-heading\">Antihipertensive \u00eenrudite pe MedsBase<\/h2>\n<ul>\n<li><a href=\"https:\/\/medsbase.com\/ro\/aldactone\/\">Aldactone \u2014 Spironolacton\u0103 25\/50\/100 mg (PATHWAY-2 linia a 4-a)<\/a><\/li>\n<li><a href=\"https:\/\/medsbase.com\/ro\/arkamin\/\">Arkamin \u2014 Clonidin\u0103 100 mcg (Torrent)<\/a><\/li>\n<li><a href=\"https:\/\/medsbase.com\/ro\/natrilix-sr\/\">Natrilix SR \u2014 Indapamid\u0103 1,5 mg (asem\u0103n\u0103toare tiazidelor)<\/a><\/li>\n<li><a href=\"https:\/\/medsbase.com\/ro\/prazopill-xl\/\">Prazopill XL \u2014 Prazosin\u0103 ER 5 mg<\/a><\/li>\n<li><a href=\"https:\/\/medsbase.com\/ro\/ramcor\/\">Ramcor \u2014 Ramipril 2,5\/5\/10 mg (ACEi)<\/a><\/li>\n<li><a href=\"https:\/\/medsbase.com\/ro\/telma-h\/\">Telma H \u2014 Telmisartan + HCTZ combina\u021bie<\/a><\/li>\n<li><a href=\"https:\/\/medsbase.com\/ro\/high-blood-pressure-medication\/\"><strong>R\u0103sfoi\u021bi toate medicamentele pentru hipertensiune arterial\u0103<\/strong><\/a><\/li>\n<\/ul>\n<div style=\"background:#fff3f3;border-left:4px solid #d9534f;padding:16px 20px;margin:24px 0;border-radius:4px;\"><strong>\u2695 Dezaprobare medical\u0103.<\/strong> Aceast\u0103 pagin\u0103 are scop informativ \u0219i nu \u00eenlocuie\u0219te sfatul medical al unui medic calificat. Hipertensiunea, insuficien\u021ba cardiac\u0103 \u0219i aritmiile necesit\u0103 diagnostic, monitorizare \u0219i individualizarea dozei de c\u0103tre un medic \u2014 utiliza\u021bi \u00eentotdeauna beta-blocante sub \u00eendrumare medical\u0103.<\/div>","protected":false},"excerpt":{"rendered":"<p>Alphadopa este comprimatul de metildopa 250 mg de la Lupin \u2014 antihipertensivul de referin\u021b\u0103 \u00een sarcin\u0103 \u0219i o molecul\u0103 emblematic\u0103 \u00een medicina cardiovascular\u0103. Introdus sub denumirea Aldomet \u00een 1960; Studiul Cooperativ VA (1967) a fost prima dovad\u0103 definitiv\u0103 c\u0103 tratarea hipertensiunii reduce evenimentele cardiovasculare. Rolul modern: primul tratament pentru hipertensiunea \u00een sarcin\u0103 (NICE, ACOG, ISSHP) cu peste 40 de ani de date de siguran\u021b\u0103; tratament adjunctiv pentru hipertensiunea rezistent\u0103 \u00een afara sarcinii. Monitoriza\u021bi testele hepatice (hepatit\u0103 idiosincratic\u0103) \u0219i hemoleucograma\/testul Coombs (anemie hemolitic\u0103 rar\u0103).<\/p>","protected":false},"featured_media":51518,"comment_status":"open","ping_status":"open","template":"","meta":[],"product_brand":[],"product_cat":[3141,3223,3260,3356],"product_tag":[3368,3369],"class_list":{"0":"post-51517","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-category-overview","7":"product_cat-chronic-conditions","8":"product_cat-heart-blood-pressure","9":"product_cat-high-blood-pressure-medication","10":"product_tag-alphadopa","11":"product_tag-methyldopa","13":"first","14":"outofstock","15":"shipping-taxable","16":"purchasable","17":"product-type-variable","18":"has-default-attributes"},"acf":[],"_links":{"self":[{"href":"https:\/\/medsbase.com\/ro\/wp-json\/wp\/v2\/product\/51517","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/medsbase.com\/ro\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/medsbase.com\/ro\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/medsbase.com\/ro\/wp-json\/wp\/v2\/comments?post=51517"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/medsbase.com\/ro\/wp-json\/wp\/v2\/media\/51518"}],"wp:attachment":[{"href":"https:\/\/medsbase.com\/ro\/wp-json\/wp\/v2\/media?parent=51517"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/medsbase.com\/ro\/wp-json\/wp\/v2\/product_brand?post=51517"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/medsbase.com\/ro\/wp-json\/wp\/v2\/product_cat?post=51517"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/medsbase.com\/ro\/wp-json\/wp\/v2\/product_tag?post=51517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}