I-Acyclovir ime njengesisekelo ekwelashweni ngezidambisigciwane. Lo muthi omangalisayo ube nomthelela omkhulu ekulawuleni izifo ze-herpes simplex virus, i-chickenpox, kanye shingles. Amaphilisi e-Acyclovir anikeza ukukhululeka ezigidini zabantu emhlabeni wonke, ekhulula izimpawu futhi asheshise izikhathi zokululama.
Lo mhlahlandlela ophelele uhlola umhlaba we-acyclovir. Sizophinde sihlole ukusetshenziswa kwayo, indlela yokuyithatha ngendlela efanele, kanye nemiphumela emibi engaba khona. Uzofunda mayelana nezinyathelo zokuphepha ezibalulekile, ukuthi lo muthi usebenza kanjani emzimbeni, nokusebenzisana kwawo neminye imithi.
I-Acyclovir iyisidakamizwa esinamandla esilwa namagciwane esisetshenziselwa ukwelapha izifo ezihlukahlukene ukutheleleka ngegciwane. Kungokwesigaba semithi ebizwa ngokuthi ama-synthetic nucleoside analogues. Odokotela banquma i-acyclovir ukuphatha izifo ezibangelwa izinhlobo ezithile zamagciwane, ikakhulukazi lawo omndeni we-herpes.
Nakuba i-acyclovir iphatha ngempumelelo izimpawu, kubalulekile ukuqaphela ukuthi ayelaphi lezi zifo ezibangelwa amagciwane. Amagciwane ayaqhubeka ehlala emzimbeni phakathi kokuqubuka kwezifo. Nokho, i-acyclovir ingathuthukisa kakhulu izinga lempilo yalabo abathintwe yilezi zimo.
I-Acyclovir ingabangela imiphumela emibi kwabanye abantu. Abantu abaningi abayitholi imiphumela engemihle noma emincane kuphela. Imiphumela emibi evamile yamaphilisi e-acyclovir ihlanganisa:
Nokho, eminye imiphumela engemihle ingaba yingozi, njenge:
I-Acyclovir, i-synthetic purine nucleoside analogue, isebenza ngokuvimbela ukuhlanganiswa kwe-viral DNA nokuphindaphinda. Le ejenti ye-antiviral ihlose amagciwane athile, okuhlanganisa i-herpes simplex virus (HSV) izinhlobo 1 no-2 kanye ne-varicella-zoster virus. Lapho i-acyclovir ingena emzimbeni, iba nochungechunge lwezinguquko. Okokuqala, i-viral thymidine kinase iyiguqulela ku-acyclovir monophosphate. Khona-ke, ama-enzyme eselula aphinde ayiguqule ibe i-acyclovir triphosphate, uhlobo olusebenzayo lomuthi. Leli fomu linokuhambisana okuphezulu kwe-viral DNA polymerase kune-DNA polymerase yeselula. Izifaka ku-DNA yegciwane, ibangele ukuqedwa kweketango futhi ivimbele ukuhlangana okuqhubekayo. Kwezinye izimo, i-acyclovir triphosphate incintisana kakhulu ne-viral DNA polymerase kangangokuthi yenza i-enzyme, imise ngempumelelo ukuphindaphinda kwegciwane.
I-Acyclovir ingasebenzisana nemithi eminingana, okuhlanganisa:
Odokotela banikeza imithamo ye-acyclovir ngokusekelwe eminyakeni yesiguli, isisindo, nesimo esithile.
Kubantu abadala kanye nezingane ezineminyaka engu-12 nangaphezulu abane-herpes yobulili, umthamo ojwayelekile ngu-200 mg othathwa ngomlomo izikhathi ezinhlanu nsuku zonke izinsuku eziyishumi. Ukuvimbela ukuqubuka okuphindaphindekayo, iziguli zingathatha ama-200 kuya ku-400 mg izikhathi ezimbili kuya kweziyisihlanu ngosuku kuze kufike ezinyangeni eziyishumi nambili.
Ukuze ukwelashwa kwe-chickenpox, abantu abadala kanye nezingane ezingaphezu kwamakhilogremu angu-88 bathatha i-800 mg izikhathi ezine nsuku zonke izinsuku ezinhlanu. Izingane ezingaphansi kwamakhilogremu angu-88 zithola umthamo osekelwe isisindo, ngokuvamile u-20 mg/kg wesisindo somzimba, kufika ku-800 mg, izikhathi ezine ngosuku izinsuku ezinhlanu.
Ukwelapha ama-shingles, abantu abadala kanye nezingane ezineminyaka engu-12 nangaphezulu ngokuvamile bathatha ama-800 mg ngomlomo izikhathi ezinhlanu ngosuku izinsuku eziyisikhombisa kuya kweziyishumi.
Nge-herpes simplex encephalitis, umthamo onconywayo ngu-10 mg/kg ngokufakwa emithanjeni njalo emahoreni ayisishiyagalombili izinsuku eziyishumi kuya kwezingamashumi amabili nanye.
I-Acyclovir ayiyona i-antibiotic noma i-steroid. Ingokwesigaba semithi elwa namagciwane ebizwa ngokuthi ama-synthetic nucleoside analogues. Odokotela banquma i-acyclovir yokwelapha izifo ezibangelwa amagciwane athile, ikakhulukazi lawo omndeni we-herpes.
Ukuze ukwelashwa kwe-chickenpox, abantu abadala kanye nezingane ezingaphezu kwamakhilogremu angu-88 ngokuvamile bathatha i-800 mg izikhathi ezine nsuku zonke izinsuku ezinhlanu. Izingane ezingaphansi kwamakhilogremu angu-88 zithola umthamo osekelwe isisindo, ngokuvamile u-20 mg ngekhilogremu ngayinye yesisindo somzimba, kuze kufike ku-800 mg, izikhathi ezine ngosuku izinsuku ezinhlanu.
I-Acyclovir ngokuyinhloko yelapha izifo ze-herpes simplex virus, i-chickenpox, nama-shingles. Kuyasiza ukunciphisa ubuhlungu futhi kusheshise ukuphola kwezilonda noma amabhamuza ahambisana nalezi zimo. Odokotela baphinde bayinqumele ukuphatha ukuqubuka kwe-herpes yangasese futhi ivimbele ukuphindaphinda.
Abantu abangezwani ne-acyclovir noma i-valacyclovir akufanele bayithathe. Iziguli ezinezinkinga zezinso noma amasosha omzimba abuthakathaka kudingeka zixoxe ngomlando wazo wezokwelapha nodokotela wazo. Abesifazane abakhulelwe kufanele basebenzise i-acyclovir kuphela uma kunesidingo, futhi omama abancelisa ibele kufanele babonane nodokotela wabo.
Ucwaningo lwabonisa ukuthi umthamo omkhulu wokwelapha i-episodic nge-acyclovir we-herpes yesitho sangasese uyasebenza ngisho nalapho kusetshenziswa izinsuku ezimbili kuphela. Lolu hlobo lwemithi olufushane (800 mg olunikezwa ngomlomo kathathu ngosuku izinsuku ezimbili) lunciphise kakhulu ubude bezilonda, izimpawu, nokuchitheka kwegciwane.
Nakuba i-acyclovir ngokuvamile ibekezelelwa kahle, i-nephrotoxicity enzima kuye kwabikwa kwezinye izimo. Ukulimala okunamandla kwezinso okulandela i-acyclovir kungakhula phakathi namahora angu-12-48 okuphathwa komuthi. Iziguli ezinesifo sezinso esivele zikhona noma eziphelelwe amanzi emzimbeni zisengozini enkulu. Umthamo ofanele kanye ne-hydration eyanele kungasiza ekuvimbeleni izinkinga zezinso.
Yebo, i-acyclovir ingathathwa isikhathi eside. Kwezinye izimo, njenge-herpes yobulili ephindaphindayo, odokotela bangase banikeze i-oral acyclovir isikhathi esingaphezu kwezinyanga eziyishumi. Kodwa-ke, funa njalo isiqondiso kudokotela ukuze usetshenziswe isikhathi eside ukuze uqinisekise ukuphepha nokuqapha imiphumela emibi engaba khona.