Yog tias koj tau tawm tsam nrog cem quav los yog chim siab plob tsis so tswj nrog cem quav (IBS-C), koj tuaj yeem hla lub npe.linaclotide. Tab sis li cas tiag tiag li linaclotide ua li cas, thiab yuav ua li cas nws yuav pab txo tau cov teeb meem digestive?
Peb muab Linaclotide, thov xa mus rau lub vev xaib hauv qab no kom paub meej cov lus qhia thiab cov ntaub ntawv khoom.
Khoom siv:https://www.bloomtechz.com/synthetic-chemical/peptide/linaclotide-cas-851199-59-2.html
Nkag siab Linaclotide: Kev Ua Haujlwm Zoo hauv Kev Noj Qab Haus Huv
Linaclotideyog ib qho tshuaj noj uas tau txais koob meej nyob rau xyoo tas los no rau nws cov txiaj ntsig hauv kev kho mob idiopathic constipation (CIC) thiab chim siab plob tsis so tswj nrog cem quav (IBS-C). Tab sis ua ntej peb dhia mus rau hauv nws cov kev ua tshwj xeeb, cia peb nkag siab txog qhov ua rau linaclotide tshwj xeeb.
Tsis zoo li cov tshuaj laxatives uas ua haujlwm los ntawm kev txhawb nqa cov leeg nqaij hauv cov hnyuv, linaclotide siv txoj hauv kev sib txawv. Nws raug cais raws li ib tug guanylate cyclase-C agonist, uas txhais tau hais tias nws lub hom phiaj ib tug tshwj xeeb receptor nyob rau hauv cov hnyuv los tsim nws cov teebmeem. Qhov kev txiav txim siab no yog qhov teeb tsa linaclotide sib nrug los ntawm lwm yam kev kho cem quav.
Yog li, nws ua dab tsi hauv lub cev? Nov yog qhov kev faib tawm ntawm nws cov haujlwm tseem ceeb:
Ua kom lub plab hnyuv secretion:
Linaclotide txhawb kev tso tawm ntawm chloride thiab bicarbonate rau hauv plab hnyuv lumen. Cov kua dej ntau ntxiv no pab ua kom cov quav mos thiab txhawb nqa txoj hauv kev yooj yim dua los ntawm txoj hnyuv.
Accelerates txoj hnyuv plab:
Los ntawm kev ua kom cov kua dej ntau hauv cov hnyuv, linaclotide pab ua kom lub zog ntawm cov quav los ntawm lub plab zom mov, txo qis cem quav.
Txo qhov mob plab:
Rau cov neeg uas muaj IBS-C, linaclotide tau pom tias txo qhov mob plab los ntawm kev cuam tshuam cov hlab ntsha hauv cov hnyuv.
Cov kev ua no ua ke los muab kev pab cuam los ntawm cov tsos mob ntawm cem quav thiab IBS-C, muab kev daws teeb meem ntau rau cov neeg uas tau tawm tsam nrog cov xwm txheej no.
Kev Tshawb Fawb Txog Linaclotide's Effectiveness
Yuav kom nkag siab tiag tiag nws ua li cas, peb yeej xav khawb ib qho ntxiv rau hauv kev tshawb fawb tom qab nws txoj haujlwm. Linaclotide ua hauj lwm los ntawm kev txwv rau thiab enacting lub guanylate cyclase-C (GC-C) receptor nyob rau hauv lub luminal nto ntawm lub plab hnyuv epithelium.
Cov xwm txheej tshwm sim tau tshwm sim thaum GC-C receptor yog qhib los ntawmlinaclotide:
Cyclic guanosine monophosphate (cGMP) concentrations nce ob sab hauv thiab sab nraud ntawm cov hlwb thaum GC-C qhib.
Cov qib cGMP txhawb nqa lub cystic fibrosis transmembrane conductance controller (CFTR) channel.
Ntxiv nrog rau kev txav mus los ntawm sodium thiab dej, qhov kev txhawb nqa no ua rau muaj kev nce ntxiv ntawm cov kua qaub thiab chloride rau hauv cov hnyuv lumen.
Lub voj voog no tsis yog tsuas yog tsim cov khoom ua kua hauv lub plab zom mov xwb, tab sis kuj tseem ua rau lub plab zom mov nrawm. Cov lus teb rau lo lus nug ntawm yuav ua li cas linaclotide alleviates mob plab yog nws cov nyhuv ntawm visceral hypersensitivity. Nws yog hypothesized tias qhov txo qis kev ua haujlwm ntawm qhov mob-kho cov hlab ntsha hauv cov hnyuv vim qhov nce ntxiv ntawm cGMP ua rau txo qis hauv plab thiab tsis xis nyob.
Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias linaclotide ua haujlwm hauv zos hauv lub plab zom mov thiab muaj qhov tsis txaus ntseeg tseem ceeb. Nws qhov kev nyab xeeb zoo profile yog txhawb nqa los ntawm qhov kev ua haujlwm hauv cheeb tsam no, uas tseem txo qis qhov ua rau muaj kev cuam tshuam tsis zoo.
Linaclotide hauv Kev Xyaum: Yuav Ua Li Cas
Tam sim no peb nkag siab tias linaclotide ua li cas ntawm cov organic, peb yuav tsum tshawb xyuas seb cov neeg mob tuaj yeem xav li cas thaum siv cov tshuaj no:
Linaclotide feem ntau noj ib zaug ib hnub, tsawg kawg 30 feeb ua ntej noj mov thawj hnub, ntawm lub plab khoob. Cov mob uas raug kho tuaj yeem hloov cov tshuaj noj uas pom zoo:
Rau idiopathic obstruction (CIC): 145 mcg ib hnub twg.
Rau IBS-C, kuj hu ua cem quav thiab chim siab plob tsis so tswj: 290 mcg ib hnub twg.
Nws yog ib qho tseem ceeb uas yuav tsum ua raws li koj tus kws kho mob cov lus qhia txog kev ntsuas thiab lub koom haum.
Tej zaum cov lus nug uas cov neeg mob paub zoo tshaj plaws yog, "Linaclotide ua haujlwm sai npaum li cas?" Txawm hais tias txhua tus neeg cov lus teb yuav txawv, ntau tus neeg mob qhia tias lawv cov tsos mob tau zoo dua nyob rau thawj lub lim tiam ntawm kev kho mob. Txawm li cas los xij, tag nrho cov txiaj ntsig ntawm linaclotide yuav tsis paub txog li 12 lub lis piam.
Ib yam li txhua yam tshuaj,linaclotidetej zaum yuav ua rau muaj teebmeem thib ob hauv qee tus neeg. Qhov feem ntau pom tau tias qhov tshwm sim tshwm sim yog kev khiav, uas tsis tu ncua tshwm sim hauv thawj kaum plaub hnub ntawm kev kho mob thiab yuav ploj mus ntev. Cov teebmeem tsis zoo ntxiv muaj xws li:
Mob plab
plab hnyuv
Roj
Mob taub hau
Yog tias koj muaj kev mob tshwm sim hnyav lossis tsis tu ncua, nws tseem ceeb heev uas yuav tau sab laj nrog koj tus kws kho mob.
Kev siv mus sij hawm ntev thiab kev nyab xeeb
Linaclotide tau raug nyeem rau kev siv ntev ntev, nrog rau cov chaw kho mob ua ntej nthuav tawm nws txoj kev ruaj ntseg thiab muaj peev xwm siv tau ntau lub sijhawm. Txawm li cas los xij, ib yam li nrog cov ntawv sau tsis tu ncua, nws yog ib qho tseem ceeb uas yuav tsum tau kuaj xyuas ib txwm nrog koj tus neeg muab kev pab kho mob los tshuaj xyuas koj qhov kev nce qib thiab daws txhua qhov kev txhawj xeeb.
Xaus
Hauv kev xaus, IBS-C thiab cem quav ntev tuaj yeem kho hauv txoj kev tshiab nroglinaclotidelos ntawm kev tsom mus rau cov receptors tshwj xeeb hauv cov hnyuv. Nws yog ib qho kev xaiv muaj txiaj ntsig rau cov neeg uas tau tawm tsam nrog cov xwm txheej no vim tias nws tuaj yeem ua kom lub sijhawm thauj mus los sai, txo qhov mob plab, thiab ua kom cov kua dej tso rau hauv plab. Yog tias koj tab tom txiav txim siab linaclotide ua ib txoj kev kho mob, koj yuav tsum sib tham nrog koj tus kws kho mob kom paub seb nws puas yog qhov kev xaiv zoo tshaj rau koj.
Nco ntsoov, thaum linaclotide tuaj yeem ua rau muaj zog heev, nws tsuas yog ib qho ntawm txoj kev ua tiav rau kev noj qab haus huv hauv plab. Ua kom muaj kev noj zaub mov kom tsim nyog, ntxiv hydrated, thiab kev koom ua ke cov kev coj ua hauv koj txoj haujlwm niaj hnub tuaj yeem ntxiv rau kev ua haujlwm ntawm lub plab muaj peev xwm thiab los ntawm kev vam meej loj.
Cov ntaub ntawv
Chey, WD, Lembo, AJ, & Lavins, BJ (2012). Linaclotide rau kev chim siab plob tsis so tswj nrog cem quav: ib 26-lub lim tiam, randomized, ob-dig muag, placebo-tswj sim los ntsuas kev ua tau zoo thiab kev nyab xeeb. American Journal of Gastroenterology, 107(11), 1702-1712.
Rao, S., Lembo, AJ, Shiff, SJ, Lavins, BJ, Currie, MG, Jia, XD, ... & Johnston, JM (2012). Ib 12-lub lim tiam, randomized, tswj kev sim nrog rau 4-lub lim tiam randomized tshem tawm lub sij hawm los soj ntsuam kev ua tau zoo thiab kev nyab xeeb ntawm linaclotide nyob rau hauv chim siab plob tsis so tswj syndrome nrog cem quav. American Journal of Gastroenterology, 107(11), 1714-1724.
Busby, RW, Bryant, AP, Bartolini, WP, Cordero, EA, Hannig, G., Kessler, MM, ... & Currie, MG (2010). Linaclotide, los ntawm kev ua kom muaj zog ntawm guanylate cyclase C, ua haujlwm hauv zos hauv plab hnyuv kom tshem tawm cov hnyuv ua kom zoo dua qub thiab hloov mus. European Journal of Pharmacology, 649({2}}), 328-335.
Castro, J., Harrington, AM, Hughes, PA, Martin, CM, Ge, P., Shea, CM, ... & Brierley, SM (2013). Linaclotide inhibits colonic nociceptors thiab txo qhov mob plab ntawm guanylate cyclase-C thiab extracellular cyclic guanosine 3′, 5′-monophosphate. Gastroenterology, 145(6), 1334-1346.
Lacy, BE, Levenick, JM, & Crowell, MD (2012). Linaclotide: kev kho tshiab rau cem quav thiab cem quav-predominant irritable plob tsis so tswj syndrome. Gastroenterology & Hepatology, 8(10), 653-660.