procainamide

Kev Taw Qhia: Procainamide yog dab tsi?

Procainamide yog ib yam tshuaj uas siv los kho qee hom kev plawv dhia tsis xwm yeem, hu ua arrhythmias. Nws yog ib hom tshuaj hu ua antiarrhythmics, uas ua haujlwm los kho lub plawv dhia li qub. Nws raug pom zoo rau cov xwm txheej tshwj xeeb raws li AHA/ACC/HRS thiab ESC cov lus qhia, xws li rau kev ruaj khov ntawm tachycardia dav dav lossis thaum lwm yam kev kho mob tsis ua haujlwm, tom qab ntsuas cov kev pheej hmoo xws li QT ntev. Procainamide feem ntau raug sau tseg thaum lwm yam kev kho mob tsis zoo, lossis thaum cov neeg mob muaj cov hom arrhythmias tshwj xeeb uas xav tau kev pab.

Kev siv ntawm Procainamide

Procainamide tau pom zoo rau ntau yam kev siv kho mob, suav nrog:

• Ventricular Arrhythmias: Nws feem ntau yog siv los kho ventricular tachycardia, ib qho mob uas lub plawv dhia sai dhau vim yog cov teeb liab hluav taws xob tsis raug.
• Atrial Fibrillation: Procainamide tuaj yeem pab kho lub plawv dhia li qub rau cov neeg mob uas muaj atrial fibrillation, uas yog ib hom mob arrhythmia uas feem ntau tshwm sim.
• Supraventricular tachycardia: Cov tshuaj no kuj tseem siv tau zoo rau kev tswj hwm supraventricular tachycardia, qhov twg lub plawv cov chav sab saud dhia ceev ceev.

Procainamide ua haujlwm li cas?

Procainamide thaiv cov sodium channels hauv lub plawv, ua rau cov teeb liab hluav taws xob uas tswj lub plawv dhia qeeb. Los ntawm kev ua qhov no, nws pab kom lub plawv lub plawv dhia ruaj khov thiab tiv thaiv nws kom tsis txhob dhia ceev dhau lossis tsis xwm yeem. Qhov kev ua no ua rau lub plawv tso ntshav tau zoo dua, txhim kho kev ua haujlwm ntawm lub plawv.

Dosage thiab Administration

Cov koob tshuaj ntawm Procainamide sib txawv raws li tus mob, tus neeg mob lub hnub nyoog, kev ua haujlwm ntawm lub raum, thiab kev teb rau kev kho mob, ua raws li cov lus qhia zoo li cov los ntawm AHA/ACC/HRS.

Cov Neeg Laus:

Feem ntau cov tshuaj noj pib yog 100 mg txog 150 mg txhua 6 txog 8 teev, thiab koj tuaj yeem hloov kho kom tau txog li 3 grams txhua hnub. Yog tias muaj xwm txheej ceev, kev txhaj tshuaj IV pib nrog kev txhaj tshuaj qeeb qeeb ntawm 10-15 mg/kg (txog li 1 gram) ntawm 20-50 mg/min, tom qab ntawd txhaj tshuaj 2-6 mg/min nrog rau ECG thiab kev soj ntsuam cov ntshav.

Pediatrics:

Kev noj tshuaj yog raws li qhov hnyav, feem ntau 15 mg/kg/hnub faib txhua 6-8 teev, lossis IV ntawm 10-15 mg/kg (tsis pub tshaj 1 gram ntawm 0.5 mg/kg/min) ua raws li 30-80 mcg/kg/min infusion. Procainamide los ua cov ntsiav tshuaj noj lossis IV txhaj tshuaj, nrog IV tseg rau cov chaw kho mob uas xav tau kev saib xyuas ze. Ib txwm ua raws li koj tus kws kho mob cov lus qhia tshwj xeeb.

Cov Kev Mob Tshwm Sim ntawm Procainamide

Ib yam li txhua yam tshuaj, Procainamide tuaj yeem ua rau muaj kev phiv. Cov uas feem ntau muaj xws li xeev siab, ntuav, raws plab, kiv taub hau, thiab qaug zog. Cov kev phiv loj heev yuav suav nrog lub plawv thaiv, lupus-zoo li syndrome (mob pob qij txha, qaug zog), cov ntshav tsis zoo xws li agranulocytosis (cov qe ntshav dawb tsawg ua rau muaj kev pheej hmoo ntawm kev kis kab mob), thiab QT interval ntev, uas ua rau muaj kev pheej hmoo ntawm lub plawv dhia ceev ceev hu ua torsades de pointes? tshwj xeeb tshaj yog nrog nws cov metabolite N-acetylprocainamide hauv cov teeb meem raum. Koj yuav tsum nrhiav kev pab kho mob tam sim ntawd rau mob hauv siab, ua tsis taus pa, tsaus muag, lossis kiv taub hau hnyav.

Tshuaj Kev Sib Thoob

Procainamide tuaj yeem cuam tshuam nrog lwm cov tshuaj, ua rau muaj kev pheej hmoo ntawm kev phiv lossis txo qhov ua tau zoo. Cov kev cuam tshuam tseem ceeb suav nrog:

• Lwm cov tshuaj antiarrhythmic: Cov teebmeem ntxiv yuav ua rau mob arrhythmias hnyav dua.
• Cov tshuaj uas ua rau lub sijhawm QT ntev dua: (piv txwv li, qee cov tshuaj antidepressants xws li citalopram, cov tshuaj tua kab mob xws li ciprofloxacin, cov tshuaj antipsychotics): Ua rau muaj kev pheej hmoo ntawm torsades de pointes.
• Cov tshuaj inhibitors raum secretion: (piv txwv li, cimetidine, trimethoprim): Ua rau cov tshuaj Procainamide nce ntxiv.

Lus Cim: Procainamide tsis yog metabolized los ntawm CYP450 enzymes tab sis los ntawm acetylation; nws cov metabolite NAPA tsim los ntawm txoj kev no, nrog rau kev hloov pauv ntawm "ceev / qeeb acetylators." Qhia rau koj tus kws kho mob txog txhua yam tshuaj, cov tshuaj ntxiv, thiab cov tshuaj ntsuab.

Cov txiaj ntsig ntawm Procainamide

Procainamide muaj ntau yam txiaj ntsig hauv kev kho mob:

• Zoo rau Cov Kab Mob Arrhythmias Tshwj Xeeb: Nws muaj txiaj ntsig zoo rau cov kab mob plawv dhia tsis xwm yeem, thiab nws muab kev xaiv zoo thaum lwm yam kev kho mob tsis ua haujlwm.
• Rapid pib ntawm Action: Thaum muab tshuaj rau hauv cov hlab ntsha, Procainamide tuaj yeem ua kom lub plawv dhia ruaj khov sai sai hauv cov xwm txheej ceev.
• Ntev keeb kwm ntawm kev siv: Nrog ntau xyoo ntawm kev siv tshuaj kho mob, Procainamide muaj kev nyab xeeb thiab kev ua tau zoo.

Cov kev tsis sib haum xeeb ntawm Procainamide

Qee tus neeg yuav tsum tsis txhob siv Procainamide, suav nrog:

• Cov neeg mob uas muaj lub plawv thaiv tag nrho tshwj tsis yog tias lawv muaj lub tshuab pacemaker, vim muaj kev pheej hmoo ntawm asystole.
• Cov poj niam cev xeeb tub, vim nws yuav ua rau tus menyuam hauv plab raug mob (Qeb C).
• Cov neeg uas muaj mob myasthenia gravis, systemic lupus erythematosus, lossis hypersensitivity rau cov tshuaj.

Siv kev ceev faj rau cov neeg uas muaj QT ntev, AV thaiv theem ob/peb, kab mob siab/raum hnyav, lossis electrolyte tsis sib npaug, vim nws ua rau muaj kev pheej hmoo ntawm arrhythmia.

Ceev faj thiab Kev Ceeb Toom

Ua ntej pib siv Procainamide, cov neeg mob yuav tsum tau kuaj mob tshwj xeeb hauv chaw kuaj mob kom paub tseeb tias lub plawv ua haujlwm zoo thiab cov ntshav muaj zog. Kev teem sijhawm mus ntsib kws kho mob tsis tu ncua yog qhov tseem ceeb kom ntseeg tau tias cov tshuaj ua haujlwm tau zoo thiab hloov kho cov tshuaj raws li qhov xav tau. Cov neeg mob kuj yuav tsum ceev faj txog kev koom nrog cov dej num uas yuav tsum tau ceev faj, vim Procainamide tuaj yeem ua rau kiv taub hau.

FAQ

• Procainamide siv rau dab tsi? Procainamide yog siv los kho cov plawv dhia tsis xwm yeem, tshwj xeeb tshaj yog ventricular tachycardia thiab atrial fibrillation.
• Yuav siv Procainamide li cas? Nws tuaj yeem noj tau hauv daim ntawv ntsiav tshuaj lossis muab ua tshuaj txhaj hauv tsev kho mob.
• Cov kev phiv tshwm sim yog dab tsi? Cov kev mob tshwm sim muaj xws li xeev siab, kiv taub hau, thiab qaug zog.
• Puas siv tau Procainamide nrog lwm cov tshuaj? Qee cov tshuaj tuaj yeem cuam tshuam nrog Procainamide, yog li nws tseem ceeb heev uas yuav tsum qhia rau koj tus kws kho mob txog txhua yam tshuaj uas koj noj.
• Puas yog Procainamide muaj kev nyab xeeb thaum cev xeeb tub? Cov poj niam cev xeeb tub yuav tsum tsis txhob siv Procainamide tshwj tsis yog tias tus kws kho mob tau sau ntawv kom noj, vim nws yuav ua rau muaj kev pheej hmoo rau tus menyuam hauv plab.
• Procainamide ua haujlwm li cas? Nws ua haujlwm los ntawm kev thaiv cov sodium channel hauv lub plawv, pab kom lub plawv dhia ruaj khov.
• Kuv yuav ua li cas yog tias kuv tsis noj tshuaj? Yog tias koj tsis noj tshuaj, noj sai li sai tau thaum koj nco qab. Yog tias nws nyob ze rau qhov koob tshuaj tom ntej, hla qhov koob tshuaj uas tsis tau thiab txuas ntxiv nrog koj cov sijhawm teem sijhawm.
• Procainamide puas tuaj yeem ua rau muaj kev phiv loj heev? Yog, tej yam mob hnyav kuj yuav tshwm sim tau, xws li lub plawv tsis ua haujlwm thiab cov ntshav tsis zoo. Yog koj muaj cov tsos mob hnyav, nrhiav kev kho mob.
• Procainamide siv sijhawm ntev npaum li cas los ua haujlwm? Qhov pib ntawm kev ua haujlwm tuaj yeem sib txawv; kev txhaj tshuaj rau hauv cov hlab ntsha tuaj yeem muab cov txiaj ntsig sai, thaum cov ntawv noj yuav siv sijhawm ntev dua.
• Puas yuav tsum tau saib xyuas tas li thaum noj Procainamide? Yog, kev saib xyuas lub plawv ua haujlwm thiab cov ntshav tsis tu ncua yog qhov tseem ceeb kom ntseeg tau tias muaj kev nyab xeeb thiab ua tau zoo.

Hom Lub Npe

Procainamide muaj nyob rau hauv ntau lub npe lag luam, suav nrog:

• Pronestyl
• Procanbid

xaus

Procainamide yog ib yam tshuaj tseem ceeb rau kev tswj cov hom mob arrhythmias tshwj xeeb, muab cov kev xaiv kho mob zoo rau cov neeg mob uas muaj lub plawv dhia tsis xwm yeem. Kev nkag siab txog nws cov kev siv, cov kev mob tshwm sim, thiab kev sib cuam tshuam yog qhov tseem ceeb rau kev kho mob kom muaj kev nyab xeeb thiab zoo. Ib txwm sab laj nrog tus kws kho mob ua ntej pib lossis tsum tsis txhob siv tshuaj.