Yini i-Bezlotoxumab: Ukusetshenziswa, Umthamo, Imiphumela Eceleni nokuningi

I-Bezlotoxumab ngumuthi oqondene ngqo ngama-antibody oklanyelwe ukuvimbela ukuthi lingabuyi ngemuva ukutheleleka emathunjini okuyingozi. Uma uke wabhekana nokutheleleka nge-Clostridioides difficile (C. diff), udokotela wakho angase ancome lokhu kwelashwa ukukusiza ukuthi uzivikele ezigamekweni zesikhathi esizayo.

Lo muthi usebenza ngendlela ehlukile kuma-antibiotics ajwayelekile. Esikhundleni sokubulala amagciwane ngqo, usiza amasosha akho omzimba ukuthi aqaphele futhi alwe nezinto ezinobuthi ezenza ukutheleleka kwe-C. diff kube yingozi kakhulu. Cabanga ngakho njengokunikeza izivikelo zemvelo zomzimba wakho ukukhuthazeka okusizayo uma zikudinga kakhulu.

Yini i-Bezlotoxumab?

I-Bezlotoxumab yi-monoclonal antibody eqondise ubuthi B obukhiqizwa yi-Clostridioides difficile bacteria. Lo muthi kadokotela uza njenge-intravenous infusion, okusho ukuthi unikezwa ngqo emgudwini wakho wegazi ngomthambo.

Lo muthi ungowesigaba semithi ebizwa ngokuthi ama-monoclonal antibodies. Lawa ngamaprotheni enziwe e-laboratory alingisa ikhono lomzimba wakho lokulwa nezinto eziyingozi. I-Bezlotoxumab ngokukhethekile ibopha futhi ingathathi hlangothi ubuthi obubangela izimpawu ezinzima kakhulu zokutheleleka kwe-C. diff.

Ngokungafani nama-antibiotics abulala amagciwane, i-bezlotoxumab isebenza ngokuvimba imiphumela eyingozi yezinto ezinobuthi zamagciwane. Le ndlela isiza ukunciphisa ingozi yokutheleleka okuphindaphindayo ngenkathi ivumela amagciwane akho amathumbu avamile ukuthi alulame ngempumelelo.

Isetshenziselwani i-Bezlotoxumab?

I-Bezlotoxumab isetshenziselwa ukunciphisa amathuba okuphindeka kokutheleleka nge-Clostridioides difficile kubantu abadala abasengozini enkulu yokubuyela emuva. Udokotela wakho ngokuvamile uzoncoma lo muthi uma njengamanje uthola ukwelashwa ngama-antibiotic nge-C. diff futhi unezici ezithile eziyingozi.

Lo muthi ulunge kakhulu kubantu abaye baba nezifo eziningi ze-C. diff ngaphambili. Ucwaningo lubonisa ukuthi cishe ama-20-30% abantu abalulama esifweni esisodwa se-C. diff bazothuthukisa esinye phakathi nezinyanga ezimbalwa. I-Bezlotoxumab inganciphisa kakhulu le ngozi.

Lo muthi futhi ucabangela iziguli ezineminyaka engaphezu kwengama-65 ubudala, ezinamasistimu omzimba awohlokile, noma ezinemibandela yezempilo engaphansi engathi sína. Lezi zinto zenza kube nokwenzeka ukuthi izifo ze-C. diff zizobuya futhi zibe zimbi kakhulu.

Isebenza Kanjani I-Bezlotoxumab?

I-Bezlotoxumab isebenza ngokugxila nokungathathi hlangothi ubuthi B, enye yezinto eziyingozi ezikhiqizwa amagciwane e-C. diff. Lolu buthi lungumthwalo wemfanelo wokuvuvukala nokulimala okwenzeka emathunjini akho ngesikhathi sokutheleleka.

Lapho uthola i-bezlotoxumab, lawa ma-antibody akhethekile azungeza egazini lakho futhi abophela kuma-molecule obuthi B. Ngokunamathela kubuthi, ama-antibody awavimbeli ukuthi alimaze amaseli amathumbu akho futhi abangele izimpawu ezihambisana nezifo ze-C. diff.

Lokhu kuthathwa njengokwelashwa okuvimbela okuqinile. Ngenkathi ingawabulali ngokuqondile amagciwane, inikeza ukuvikelwa okukhulu ebuthini obubangela umonakalo omkhulu. Imiphumela ingahlala izinyanga eziningana, inike umzimba wakho isikhathi sokubuyisela ibhalansi yamagciwane amathumbu anempilo.

Kufanele Ngiyithathe Kanjani I-Bezlotoxumab?

I-Bezlotoxumab inikezwa njenge-infusion eyodwa ye-intravenous endaweni yokunakekelwa kwezempilo njengasesibhedlela noma isikhungo se-infusion. Umuthi uhlanganiswe nesixazululo se-saline futhi unikezwa kancane kancane ngemizuzu engaba ngu-60 ngomugqa we-IV engalweni yakho.

Akudingeki ukuthi uzile ukudla ngaphambi kokuthola i-bezlotoxumab, futhi akukho imikhawulo ethile yokudla. Kodwa-ke, kuyasiza ukudla ukudla okulula ngaphambi kwesikhathi ukuvimbela noma yikuphi ukucasuka okungenzeka ngesikhathi se-infusion. Ukuhlala unamanzi kahle ngokuphuza amanzi amaningi nakho kunconywa.

Ukufakwa kuzonikezwa ngenkathi usaqhubeka nokuthatha ama-antibiotics ngenxa yokutheleleka kwakho kwamanje kwe-C. diff. Ithimba lakho lezempilo lizokuqapha ngokucophelela ngesikhathi nangemva kokwelashwa ukuze libheke noma yiziphi izindlela zokuphendula. Abantu abaningi bangahamba ekhaya ngosuku olufanayo ngemuva kwesikhathi esifushane sokubheka.

Kufanele Ngiyithathe Isikhathi Esingakanani I-Bezlotoxumab?

I-Bezlotoxumab inikezwa njengokwelashwa okukodwa, hhayi njengemithi eqhubekayo. Uzothola ukufakwa okukodwa okunikeza ukuvikelwa izinyanga eziningana ngemuva kokwelashwa kwakho kwamanje kwe-C. diff.

Imiphumela yokuvikela ivamise ukuhlala cishe amasonto angu-12 ngemuva kokufakwa. Ngesikhathi lesi, ama-antibody ahlala esebenza ohlelweni lwakho, esiza ekuvikeleni ubuthi B ekubangeleni enye ingozi uma uphinde wembulwa kumagciwane e-C. diff.

Udokotela wakho uzoqapha ukululama kwakho futhi angase ancome izinyathelo ezengeziwe zokuvimbela ngaphandle kwesikhathi samasonto angu-12. Kodwa-ke, abantu abaningi abadingi imithamo ephindaphindiwe ye-bezlotoxumab ngaphandle kokuthi bathuthukise enye ingozi ye-C. diff esikhathini esizayo.

Yiziphi Izimo Ezingezinhle Ze-Bezlotoxumab?

Abantu abaningi bayayibekezelela kahle i-bezlotoxumab, kodwa njenganoma imuphi umuthi, ingabangela imiphumela emibi. Izindlela ezivamile zokuphendula zivame ukuba mnene futhi zenzeka ngesikhathi noma ngemuva nje kokufakwa.

Nansi imiphumela emibi ongase uyithole, ukhumbula ukuthi abantu abaningi abanazo izinkinga nhlobo:

• Ukucanuzela kwenhliziyo nokukhathala - Lezi yizona eziphawulwe njalo njengemiphumela emibi, ezithinta cishe ama-7-8% eziguli
• Umkhuhlane nekhanda elibuhlungu - Kungase kwenzeke ngesikhathi noma kungakapheli amahora ambalwa ngemuva kokufakwa
• Isiyezi - Ngokuvamile mnene futhi okwesikhashana
• Izindlela zokuphendula endaweni yokujova - Ububomvu, ukuvuvukala, noma ukungakhululeki lapho i-IV ibekwe khona

Imiphumela emibi engathi sína kodwa engavamile ingabandakanya izinkinga zenhliziyo, ikakhulukazi uma usuvele unalesi sifo senhliziyo. Ithimba lakho lezempilo lizogada izinga lokushaya kwenhliziyo yakho nomfutho wegazi ngesikhathi sokufakwa komuthi ukuze libone noma yiziphi izinguquko ezingakhathaza ngokushesha.

Ukuphendula komzimba ngendlela engavamile ku-bezlotoxumab akuvamile kodwa kungenzeka. Izimpawu zingabandakanya ubunzima bokuphefumula, ukuvuvukala kobuso noma umphimbo, noma ukusabela okukhulu kwesikhumba. Yingakho uzoqashwa eduze ngesikhathi nangemva kokwelashwa kwakho.

Ubani Ongafanele Athathe I-Bezlotoxumab?

I-Bezlotoxumab ayifanele wonke umuntu, futhi udokotela wakho uzobukeza ngokucophelela umlando wakho wezokwelapha ngaphambi kokuncoma lokhu kwelashwa. Umuthi awuvunyelwe ukusetshenziswa ezinganeni ezingaphansi kweminyaka engu-18.

Abantu abanezimo ezithile zenhliziyo bangase badinge ukucatshangelwa okukhethekile noma bangase bangabi ngabazongenela lokhu kwelashwa. Uma unesifo senhliziyo esigcwele noma umlando wezinkinga ezinkulu zokushaya kwenhliziyo, udokotela wakho uzoqaphela izinzuzo uma ziqhathaniswa nezingozi ezingaba khona ngokucophelela kakhulu.

Kufanele utshele udokotela wakho nganoma yikuphi ukusabela komzimba okwedlule emithini, ikakhulukazi ezinye izidakamizwa ze-monoclonal. Nakuba kungavamile, abanye abantu bangase babe nomzimba ku-bezlotoxumab, okwenza ukwelashwa kungaphephile.

Abesifazane abakhulelwe noma abancelisa ngamabele kufanele baxoxe ngezingozi nezinzuzo nomhlinzeki wabo wezempilo. Nakuba kukhona idatha elinganiselwe ekusetshenzisweni kwe-bezlotoxumab ngesikhathi sokukhulelwa, udokotela wakho angasiza ekunqumeni ukuthi izinzuzo zidlula yini noma yiziphi izingozi ezingaba khona kuwe nomntwana wakho.

Igama Lomkhiqizo Le-Bezlotoxumab

I-Bezlotoxumab itholakala ngaphansi kwegama lomkhiqizo elithi Zinplava. Leli yilo kuphela igama lomkhiqizo elitholakala njengamanje lalo muthi e-United States nakwamanye amazwe amaningi.

I-Zinplava yenziwa yi-Merck futhi yavunywa yi-FDA ngo-2016. Njengamanje azikho izinhlobo ezivamile ze-bezlotoxumab ezitholakalayo, ngakho i-Zinplava iyona kuphela inketho uma udokotela wakho enquma lokhu kwelashwa.

Ukumbozwa kwakho komshuwalense kungahluka ngemithi yamagama afana ne-Zinplava. Kufanele uhlole nomhlinzeki wakho womshuwalense mayelana nokumbozwa kanye nanoma yiziphi izidingo zokugunyazwa ngaphambi kokuhlela ukwelashwa kwakho.

Ezinye izindlela zokwelapha i-Bezlotoxumab

Ngenkathi i-bezlotoxumab ihlukile ngendlela yayo yokuvimbela ukuphindeka kwe-C. diff, kunezinye izindlela udokotela wakho angazicabangela. Lezi ezinye izindlela zisebenza ngendlela ehlukile kodwa zingasiza futhi ekunciphiseni ingozi yokutheleleka okuphindaphindayo.

Ukufakelwa kwamagciwane e-fecal microbiota (FMT) kungenye indlela yokuvimbela ukuphindeka kwe-C. diff. Le nqubo ihlanganisa ukwethula amagciwane amathumbu anempilo avela kumnikeli ukusiza ukubuyisela ibhalansi yakho yemvelo yamathumbu. I-FMT ingasebenza kahle kakhulu kodwa idinga izindawo ezikhethekile nokuhlolwa okucophelelayo.

Izifundo ze-antibiotic ezinwetshiwe noma ezincishisiwe zingase zinconywe esikhundleni se-bezlotoxumab noma kanye nayo. Abanye odokotela banikeza i-vancomycin noma i-fidaxomicin isikhathi eside noma ngemithamo encipha kancane kancane ukuvimbela ukuphindeka.

Ama-probiotics nokuguqulwa kokudla nakho kungadlala indima yokusekela, yize ngokuvamile isetshenziswa kanye nezinye izindlela zokwelapha kunokuba ezinye izindlela zokwelapha ezizimele. Udokotela wakho uzosiza ukunquma indlela engcono kakhulu esekelwe esimweni sakho esithile kanye nezici eziyingozi.

Ingabe i-Bezlotoxumab ingcono kune-Vancomycin?

I-Bezlotoxumab ne-vancomycin zisebenza ngezindlela eziphelele ezihlukene, ngakho ukuqhathanisa ngqo akufani nokuqhathanisa ama-apula nama-apula. I-Vancomycin iyi-antibiotic elapha izifo ze-C. diff ezisebenzayo, ngenkathi i-bezlotoxumab ivimbela izifo zesikhathi esizayo ekuphindekeni.

Abantu abaningi abathola i-bezlotoxumab nabo bathatha i-vancomycin noma enye i-antibiotic ukwelapha ukutheleleka kwabo kwamanje. Imithi emibili isebenza ndawonye kunokuncintisana. I-Vancomycin ibulala amagciwane e-C. diff abangela izimpawu zakho zamanje, ngenkathi i-bezlotoxumab isiza ukuvimbela iziqephu zesikhathi esizayo.

Ucwaningo lubonisa ukuthi abantu abathola i-bezlotoxumab kanye nokwelashwa ngama-antibiotic ajwayelekile banengozi ephansi ngamaphesenti ayi-10 yokubuyela emuva kwezifo ze-C. diff uma kuqhathaniswa nalabo abathola ama-antibiotic kuphela. Lokhu kwenza i-bezlotoxumab ibe yisengezo esibalulekile ekwelashweni kunokuthi ithathe indawo yama-antibiotic.

Udokotela wakho uzocabangela izinto ezifana nobudala bakho, izifo zangaphambilini ze-C. diff, kanye nempilo yakho yonke lapho enquma ukuthi angakuncoma yini i-bezlotoxumab kanye nokwelashwa kwakho ngama-antibiotic. Indlela yokuhlanganisa ngokuvamile inikeza ukuvikelwa okungcono kakhulu ezifweni zamanje nezesikhathi esizayo.

Imibuzo Evame Ukubuzwa Mayelana ne-Bezlotoxumab

Q1. Ingabe i-Bezlotoxumab iphephile kubantu abanezifo zenhliziyo?

I-Bezlotoxumab idinga ukucatshangelwa ngokucophelela kubantu abanezifo zenhliziyo, ikakhulukazi labo abanenhliziyo ehlulekayo. Ucwaningo lomtholampilo lwabonisa ingozi ephakeme kancane yemiphumela emibi ehlobene nenhliziyo ezigulini ezinemibandela yenhliziyo ekhona.

Udokotela wakho uzohlola isimo sakho senhliziyo esithile kanye nesimo sempilo yamanje ngaphambi kokuncoma i-bezlotoxumab. Bangase bafune ukuqapha ukusebenza kwenhliziyo yakho ngokusondelene ngesikhathi sokufakwa noma bangase banqume ukuthi izingozi zidlula izinzuzo esimweni sakho esithile.

Uma uthola i-bezlotoxumab ngesifo senhliziyo, cishe uzoba nokuqapha okuvame kakhulu ngesikhathi nangemva kokwelashwa. Lokhu kunakekela okwengeziwe kusiza ukubamba noma yiziphi izinkinga ezingaba khona ekuqaleni futhi kuqinisekisa ukuphepha kwakho kuyo yonke inqubo.

Q2. Kufanele ngenzeni uma ngiba nokusabela ngesikhathi sokufakwa kwe-Bezlotoxumab?

Uma uhlangabezana nanoma yiziphi izimpawu ezikhathazayo ngesikhathi sokufakwa kwakho kwe-bezlotoxumab, tshela ithimba lakho lezempilo ngokushesha. Ukusabela okuvamile njengokucasuka okuncane noma ukukhathala kuvame ukuphathwa ngokunciphisa izinga lokufakwa noma ukuhlinzeka ngokunakekelwa okusekelayo.

Ukusabela okungathi sína okufana nobunzima bokuphefumula, ubuhlungu besifuba, noma isiyezi esikhulu kudinga ukunakekelwa kwezempilo ngokushesha. Ithimba lakho lezempilo liqeqeshwe ukubona nokwelapha lokhu kusabela ngokushesha, yingakho ukumnika umuthi kuhlala kunikezwa endaweni yezokwelapha.

Ukusabela okuningi kwenzeka ngesikhathi sokumnika umuthi noma kungakapheli amahora ambalwa ngemva kwalokho. Yingakho uzoqashwa eduze ngesikhathi sokwelashwa kanye nesikhathi ngemva kokuthi ukumnika umuthi kuqediwe. Unganqikazi ukuphakamisa uma uzizwa ungaphilile nganoma iyiphi indlela.

Q3. Kufanele Ngenzeni Uma Ngiphuthelwa Ukuqokwa Kwami Okuhleliwe Kwe-Bezlotoxumab?

Uma uphuthelwa ukumnika umuthi wakho okuhleliwe kwe-bezlotoxumab, xhumana nomhlinzeki wakho wezempilo ngokushesha ngangokunokwenzeka ukuze uhlele kabusha. Njengoba lokhu ngokuvamile kuyindlela yokwelapha eyodwa enikezwa ngesikhathi sokwelashwa kwakho ngama-antibiotics e-C. diff, isikhathi singaba sibalulekile ukuze sisebenze kahle.

Udokotela wakho angase afune ukuhlela kabusha ukumnika umuthi ngokushesha ngangokunokwenzeka, ikakhulukazi uma usathatha ama-antibiotics ngenxa yokutheleleka kwakho kwamanje kwe-C. diff. Umgomo uwukunikeza ama-antibody okuvikela ngaphambi kokuthi ukwelashwa kwakho ngama-antibiotics kuphele.

Ungakhathazeki uma udinga ukuhlela kabusha - ithimba lakho lezempilo liyaqonda ukuthi izingxabano zokuhlela ziyenzeka. Bazosebenza nawe ukuthola isikhathi esingcono kakhulu esasanikeza ukuvikelwa okungcono kakhulu ekuphindweni kwe-C. diff.

Q4. Ngingayeka nini ukukhathazeka Ngokuphindeka Kwe-C. diff Ngemva Kwe-Bezlotoxumab?

I-Bezlotoxumab inikeza ukuvikelwa okuqinile ngesikhathi samaviki ayi-12 okuqala ngemva kokumnika umuthi wakho. Ngesikhathi lesi, ama-antibody ahlala emazingeni awo aphezulu ohlelweni lwakho, enikeza ukuvikelwa okukhulu emathokisini e-C. diff.

Ngemva kwamaviki angaba ngu-12, imiphumela yokuvikela iyancipha kancane kancane, kodwa abantu abaningi baqhubeka nokuba nokuvikelwa okuthile izinyanga eziningana. Ingozi yakho yokuphindeka incike ezintweni ezifana neminyaka yakho, uhlelo lomzimba lokuzivikela, nokuthi ngabe udinga ukuthatha ama-antibiotics ngenxa yezinye izimo.

Kubalulekile ukuqhubeka nokulandela imikhuba emihle yokuhlanzeka futhi wazise abahlinzeki bakho bezempilo ngomlando wakho we-C. diff uma udinga ama-antibiotics esikhathini esizayo. Ngenkathi i-bezlotoxumab inciphisa kakhulu ingozi yakho, ukuhlala uqaphile ngokuvimbela kusabalulekile isikhathi eside.

Q5. Ngingayithola i-Bezlotoxumab Ngaphezu Kwesikhathi Esisodwa?

Yebo, ungalithola futhi i-bezlotoxumab uma uthola enye i-C. diff infection esikhathini esizayo. Abanye abantu bangase badinge ukwelashwa okuphindaphindiwe, ikakhulukazi uma benezici eziqhubekayo zengozi noma amasistimu omzimba akhihliziwe.

Udokotela wakho uzoqonda ukuthi ingabe enye idosi ye-bezlotoxumab ifanele yini ngokusekelwe ezimweni zakho. Izinto ezinjengokuthi sekudlule isikhathi esingakanani kusukela ekufakweni kwakho kwangaphambilini kanye nezici zakho zamanje zengozi zizothonya lesi sinqumo.

Akukho mkhawulo othize wokuthi ungayithola kangaki i-bezlotoxumab, kodwa isinqumo ngasinye sokwelashwa kufanele senziwe ngokucophelela nomhlinzeki wakho wezempilo. Bazocabangela izinzuzo nezingozi zesimo sakho esithile ngaso sonke isikhathi.