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

I-Teplizumab iyikhambi elibhalwe ngudokotela elisiza ukubambezela ukuqala kohlobo 1 lwesifo sikashukela kubantu abasengozini enkulu yokuthuthukisa lesi simo. Le mithi yokwelapha ngomzimba isebenza ngokugxila kumaseli athile omzimba angavikelekile okungenjalo angahlasela amaseli akhiqiza i-insulin epancreas yakho. Cabanga ngayo njengendlela yokuthulisa uhlelo lomzimba oluvikelekile olusebenza ngokweqile ngaphambi kokuthi lubangele umonakalo ongalungiseki emzimbeni wakho ukuthi ukwazi ukwenza i-insulin.

Yini i-Teplizumab?

I-Teplizumab iyikhambi le-monoclonal antibody elenzelwe ukuvimbela noma ukubambezela uhlobo 1 lwesifo sikashukela. Ingaphansi kohlobo lwemithi ebizwa ngokuthi ama-immunosuppressants, okusho ukuthi iguqula indlela umzimba wakho ovikelekile osebenza ngayo. Umuthi unikezwa nge-intravenous (IV) infusion, efana nendlela ongathola ngayo uketshezi esibhedlela.

Lo muthi umelela ukuqanjwa okusha ekuvikelweni kwesifo sikashukela ngoba ukwelashwa kokuqala okuvunywe yi-FDA okungabambezela ngempela ukuqala kohlobo 1 lwesifo sikashukela. Umuthi usebenza ngokugxila kumaseli e-CD3-positive T, okuyizicubu zomzimba ezivikelekile ezingahlasela i-pancreas yakho ngohlobo 1 lwesifo sikashukela. Ngokunciphisa okwesikhashana umsebenzi walezi zicubu, i-teplizumab isiza ukugcina ikhono lomzimba wakho elisele lokukhiqiza i-insulin.

Isetshenziselwani i-Teplizumab?

I-Teplizumab isetshenziselwa ngokuqondile ukubambezela ukuqala kwesigaba 3 sohlobo 1 lwesifo sikashukela kubantu abadala nezingane ezineminyaka engu-8 noma ngaphezulu. Ungase ube ngumuntu okufanele athole lokhu kwelashwa uma njengamanje usesigabeni 2 sohlobo 1 lwesifo sikashukela, okusho ukuthi unama-antibody athile egazini lakho kanye nezinye izinguquko kushukela wegazi, kodwa awukabi nazo zonke izimpawu zesifo sikashukela.

Udktora wakho ngokuvamile uzoncoma i-teplizumab uma ukuhlolwa kwegazi kukhombisa ukuthi unama-antibody amabili noma ngaphezulu ahlobene nesifo sikashukela futhi amazinga kashukela egazini lakho abonisa ukuthi cishe uzothuthukisa uhlobo 1 lwesifo sikashukela phakathi neminyaka embalwa. Umgomo uwukungenelela ngaphambi kokuthi udinge imijovo ye-insulin yansuku zonke, ukukunika isikhathi esiningi ngomkhiqizo we-insulin yemvelo yomzimba wakho.

Lo muthi awusetshenziselwa ukwelapha abantu asebenaso uhlobo 1 lwesifo sikashukela noma uhlobo 2 lwesifo sikashukela. Yenzelwe ngqo ukuvimbela kubantu abasengozini enkulu abangakabi naso lesi simo esiphelele.

Isebenza Kanjani I-Teplizumab?

I-Teplizumab isebenza ngokucindezela okwesikhashana ingxenye yamasosha akho omzimba ehlasela amangqamuzana akhiqiza i-insulin epancreas yakho. Ku-type 1 diabetes, amasosha akho omzimba aphuthelwa amangqamuzana anempilo njengabahlaseli bangaphandle futhi awacekele phansi. Lo muthi usebenza njengomgwebi, ungena ukuze umise le mpendulo embi yamasosha omzimba.

Lo muthi ubopha kumangqamuzana athile amasosha omzimba abizwa ngokuthi ama-T cells futhi ubangele ukuthi angasebenzi kakhulu noma afe okwesikhashana. Lokhu kunika i-pancreas yakho ithuba lokululama futhi iqhubeke nokukhiqiza i-insulin isikhathi eside. Ngenkathi i-teplizumab ithathwa njengomuthi onamandla wokucindezela amasosha omzimba, isetshenziselwa inkambo yokwelapha emfushane, okusiza ukunciphisa izingozi zesikhathi eside.

Ucwaningo lubonisa ukuthi i-teplizumab ingalibazisa ukuqala kohlobo 1 lwesifo sikashukela ngesilinganiso seminyaka emi-2, nakuba abanye abantu bengazuza isikhathi eside. Lo muthi empeleni ukuthengela isikhathi esibalulekile ngaphambi kokuthi udinge ukuqala ukwelashwa nge-insulin.

Kufanele Ngiyithathe Kanjani I-Teplizumab?

I-Teplizumab inikezwa njenge-intravenous infusion ngemizuzu engama-30 kanye ngosuku izinsuku eziyi-14 zilandelana. Uzothola lokhu kwelashwa endaweni yokunakekelwa kwezempilo lapho ochwepheshe bezokwelapha bengakuqapha eduze. Lo muthi awukwazi ukuthathwa njengepilisi noma unikezwe njengomjovo olula.

Ngaphambi kokufakwa ngakunye, ithimba lakho lezempilo cishe lizokunika imithi yokusiza ukuvimbela ukusabela kokufakwa. Lokhu kungabandakanya ama-antihistamines, i-acetaminophen, noma ama-corticosteroids. Akudingeki ukuthi uzile ngaphambi kokwelashwa, kodwa kuyasiza ukudla ukudla okulula ngaphambi kwesikhathi ukuze ugweme ukuzizwa unesiyezi ngesikhathi sokufakwa.

Ngesikhathi sokufakwa, uzoqashwa nganoma yimaphi imiphumela emibi noma ukusabela. Ithimba lezempilo lizohlola izimpawu zakho ezibalulekile njalo futhi libheke izimpawu ezinjengomkhuhlane, ama-chills, noma ubunzima bokuphefumula. Abantu abaningi bayakubekezelela kahle ukwelashwa, kodwa ukuba nochwepheshe bezokwelapha abaseduze kuqinisekisa ukuphepha kwakho kuyo yonke inqubo.

Kufanele Ngithathe Isikhathi Esingakanani I-Teplizumab?

Inkambo yokwelashwa ejwayelekile ye-teplizumab yizinsuku eziyi-14 zokufakwa kwansuku zonke. Lokhu ngokuvamile kuyinkambo yokwelashwa yesikhathi esisodwa, okusho ukuthi ngeke kudingeke ukuthi uphinde uyiphinde njalo njengoba ungase ukwenze ngeminye imithi. Imiphumela yalokhu kwelashwa kwezinsuku eziyi-14 ingahlala iminyaka eminingi mayelana nokulibazisa ukuqala kwesifo sikashukela.

Ngemva kokuqeda inkambo yakho yokwelashwa, uzodinga ama-aphoyintimenti okulandelwa njalo ukuze uqaphe amazinga akho kashukela egazini nempilo yakho yonke. Udokotela wakho uzoqapha ukuthi imithi isebenza kahle kangakanani ngokuhlola ukukhiqizwa kwakho kwe-insulin kanye namazinga e-glucose yegazi ngokuhamba kwesikhathi. Lokhu kuhlolwa kubalulekile ekutholeni ukuthi ungase udinge nini ukuqala ezinye izindlela zokwelapha isifo sikashukela.

Njengamanje, akukho protocol esunguliwe yokuphinda ukwelashwa kwe-teplizumab. Imiphumela yomuthi ingahlala isikhathi eside, futhi abacwaningi basafunda ukuthi ngabe izifundo ezengeziwe zingaba usizo yini kwabanye abantu.

Yiziphi Imiphumela Emibi ye-Teplizumab?

Njengayo yonke imithi, i-teplizumab ingabangela imiphumela emibi, nakuba kungewona wonke umuntu oyitholayo. Imiphumela emibi evame kakhulu ngokuvamile iyaphathwa futhi ivame ukuthuthuka njengoba umzimba wakho uzivumela ekwelashweni.

Nawa imiphumela emibi ebikwa kaningi ongase uyithole ngesikhathi noma ngemva kokwelashwa:

• Ukuba nobuhlungu bekhanda nokukhathala
• Ukucanuzela kwenhliziyo nokuhlanza
• Ukuqaqamba kwemisipha namalunga
• Ukuphendula okuhlobene nokufakwa kwemithi njengomkhuhlane, amakhaza, noma ukuqubuka kwesikhumba
• Ukwehla okwesikhashana kwenani lamaseli amhlophe egazi
• Amanodi e-lymph aqhumuke

Iningi lalezi zinkinga eziseceleni zithambile kuya phakathi nendawo futhi ziyanyamalala ezinsukwini ezimbalwa kuya emavikini ngemuva kokwelashwa. Ithimba lakho lezempilo linganikeza imithi ukusiza ukuphatha izimpawu ezinjengokucanuzela kwenhliziyo noma ubuhlungu bekhanda uma ziba yinkinga.

Kukhona futhi ezinye izinkinga eziseceleni ezingavamile kodwa ezingathi sína ezidinga ukunakekelwa kwezempilo ngokushesha. Lawa mathuba angavamile afaka phakathi ukusabela okukhulu komzimba, izifo ezingathi sína ngenxa yokucindezelwa komzimba, noma izinguquko ezinkulu ezinanini lamaseli egazi. Ithimba lakho lezokwelapha lizokuqapha eduze ukuze libone lezi zinkinga ezingaba khona.

Ubani Ongafanele Athole I-Teplizumab?

I-Teplizumab ayifanele wonke umuntu, ngisho nalabo abasengozini yokuthola isifo sikashukela sohlobo 1. Akufanele uthole lo muthi uma wazi ukuthi unokungezwani komzimba ne-teplizumab noma yiziphi izingxenye zayo. Abantu abanezifo ezisebenzayo noma izinhlelo zomzimba ezibuthakathaka kakhulu nabo ababona abaqokelwe ukwelashwa.

Udokotela wakho uzohlola ngokucophelela umlando wakho wezokwelapha ngaphambi kokuncoma i-teplizumab. Ezinye izimo zenza lokhu kwelashwa kungafaneleki noma zidinga izinyathelo zokuphepha ezikhethekile:

• Izifo ezisebenzayo noma umlando wezifo ezingathi sína eziphindaphindayo
• Ukusetshenziswa kwamanje kweminye imithi ecindezela amasosha omzimba
• Ukukhulelwa noma izinhlelo zokukhulelwa
• Isifo esibi sezinso noma sesibindi
• Umlando womdlavuza othile
• Imigomo yamuva ngemigomo ephilayo

Umhlinzeki wakho wezempilo uzobheka futhi iminyaka yakho, isimo sempilo yakho yonke, neminye imithi oyithathayo. Bazohlola izinzuzo ezingaba khona ngokumelene nezingozi ukuze banqume ukuthi i-teplizumab ilungile yini esimweni sakho esithile.

Igama Lomkhiqizo we-Teplizumab

I-Teplizumab ithengiswa ngaphansi kwegama lomkhiqizo elithi Tzield. Lena ukuphela kwesithako se-teplizumab esivunyelwe yi-FDA esitholakala njengamanje e-United States. Umuthi ukhiqizwa yi-Provention Bio futhi wavunywa yi-FDA ngoNovemba 2022.

Uma nixoxa ngalo muthi nomhlinzeki wakho wezempilo noma usokhemisi, kungenzeka ukuthi uzwe kubizwa nganoma yiliphi igama. Igama eliphelele lobuchwepheshe lithi teplizumab-mzwv, kodwa abantu abaningi balibiza ngokuthi i-Tzield noma i-teplizumab.

Ezinye Izindlela Zokwelapha I-Teplizumab

Njengamanje, awekho amanye amakhambi avunyelwe yi-FDA angakwazi ukubambezela ukuqala kwesifo sikashukela sohlobo 1 njengoba i-teplizumab ingakwazi. Lokhu kwenza i-Tzield ihluke endaweni yokwelapha ukuvimbela isifo sikashukela. Kodwa-ke, abacwaningi baqhubeka nokutadisha ezinye izindlela zokwelapha zokuvimbela.

Uma ungafaneleki ukuthola i-teplizumab noma ingatholakali kuwe, udokotela wakho angase axoxe ngezinye izindlela zokuphatha ingozi yakho yesifo sikashukela. Lokhu kungabandakanya ukuqapha ngokucophelela amazinga kashukela egazini lakho, ukuguqulwa kwendlela yokuphila, kanye nokubamba iqhaza ezivivinyweni zomtholampilo ezihlola ukwelashwa okusha kokuvimbela.

Abanye abantu bakhetha ukugxila ekuqapheni okukhulu nasekwelapheni ngokushesha nge-insulin therapy uma isifo sikashukela sesenzekile. Nakuba lokhu kungakuvimbeli isifo sikashukela njengoba i-teplizumab yenza, kungasiza ukubamba isimo ngokushesha futhi kuqale ukwelashwa ngokushesha.

Ingabe i-Teplizumab Ingcono Kunezinye Izidakamizwa Zesifo Sikashukela?

I-Teplizumab isebenza ngenjongo ehluke ngokuphelele kunezidakamizwa zesifo sikashukela zendabuko, ngakho ukuqhathanisa okuqondile akusebenzi ngempela. Ngenkathi imithi efana ne-metformin noma i-insulin iphatha isifo sikashukela esikhona, i-teplizumab ihlose ukuvimbela isifo sikashukela ukuthi singenzeki.

Ukusebenza komuthi kufanele kulinganiswe ngokumelene nokungenzi lutho ukuvimbela isifo sikashukela, hhayi ngokumelene nokwelashwa kwesifo sikashukela esisunguliwe. Ezivivinyweni zomtholampilo, i-teplizumab yabambezela ukuqala kwesifo sikashukela sohlobo 1 ngesilinganiso seminyaka emi-2 uma kuqhathaniswa nokwelashwa kwe-placebo.

Uma usuvele unomdlavuza wohlobo 1, usazodinga ukwelashwa okujwayelekile komdlavuza njenge-insulin. I-Teplizumab ayithathi indawo yale mithi kodwa ibambezela isidingo sayo. Lokhu kubambezela kungaba yigugu elikhulu ekugcineni izinga lakho lempilo kanye nokunciphisa izinkinga zesikhathi eside zomdlavuza.

Imibuzo Evame Ukubuzwa Mayelana ne-Teplizumab

Ingabe i-Teplizumab iphephile kubantu abanezifo ezinye ze-Autoimmune?

I-Teplizumab idinga ukucatshangelwa ngokucophelela uma unezinye izimo ze-autoimmune. Njengoba umuthi ucindezela amasosha akho omzimba, kungenzeka ukuthi uthinte ezinye izifo ze-autoimmune ongase ube nazo. Udokotela wakho uzodinga ukuhlola umlando wakho wezokwelapha ophelele kanye nokwelashwa kwamanje.

Uma unezimo ezinjenge-rheumatoid arthritis, isifo samathumbu esivuvukalayo, noma i-multiple sclerosis, ithimba lakho lezempilo lizohlola izinzuzo zokuvimbela umdlavuza ngokumelene nezingozi zokuthinta ezinye izimo zakho. Bangase badinge ukulungisa eminye imithi yakho noma ukwandisa ukuqapha ngesikhathi sokwelashwa.

Kufanele ngenzeni uma ngizwa imiphumela emibi kakhulu ngesikhathi sokwelashwa?

Uma uzwa imiphumela emibi kakhulu njengobunzima bokuphefumula, ukusabela okukhulu komzimba, noma izimpawu zokutheleleka okukhulu, kufanele ufune ukunakekelwa kwezokwelapha ngokushesha. Njengoba uthola i-teplizumab endaweni yokunakekelwa kwezempilo, ochwepheshe bezokwelapha bazotholakala ukusiza ukuphatha noma yikuphi ukusabela okukhulu.

Imiphumela emibi engathí sina njengekhanda, isicanucanu, noma umkhuhlane olula ingavame ukuphathwa ngokunakekelwa okusekelayo. Ithimba lakho lezempilo linganikeza imithi yokusiza ngalezi zimpawu futhi lizokuqapha eduze ngesikhathi sokwelashwa kwakho.

Kufanele ngenzeni uma ngiphuthelwa umthamo we-Teplizumab?

Njengoba i-teplizumab inikezwa njengokumnika oqondiswayo endaweni yokunakekelwa kwezempilo, ukweqa umthamo kungenzeka kancane kunezithako zemithi ozithatha ekhaya. Kodwa-ke, uma weqa ukumnika okuhleliwe, xhumana nomhlinzeki wakho wezempilo ngokushesha ukuze uhlele kabusha.

Isikhathi semithamo yakho sibalulekile ekusebenzeni komuthi. Ithimba lakho lezokwelapha lizothola indlela engcono kakhulu yokuqhubeka nokwelashwa kwakho uma weqa umthamo, okungase kuhlanganise ukulungisa isimiso sakho noma ukwelula isikhathi sakho sokwelashwa.

Ngingayeka nini ukuthatha i-Teplizumab?

I-Teplizumab yakhelwe njengenkambo yokwelashwa yezinsuku eziyi-14, ngemva kwalokho ngokuvamile uyeka umuthi. Ngokungafani nemithi engapheli oyithatha unomphela, i-teplizumab yenzelwe ukuhlinzeka ngezinzuzo eziqhubekayo ezivela kulesi sikhathi sokwelashwa esifushane.

Udokotela wakho uzoqapha impendulo yakho ekwelashweni ngezivivinyo zegazi ezivamile nokuhlolwa. Bazolandelela ukukhiqizwa kwakho kwe-insulin kanye namazinga kashukela egazini ukuze babone ukuthi umuthi usebenza kahle kangakanani. Ngeke kudingeke uqhubeke nokuthatha i-teplizumab, kodwa uzodinga ukuqapha okuqhubekayo kwezokwelapha.

Ngingakwazi yini ukuthola imigomo ngenkathi ngithatha i-Teplizumab?

Kufanele ugweme imigomo ebukhoma ngesikhathi sokwelashwa kwakho kwe-teplizumab kanye namasonto amaningana ngemva kwalokho. Lokhu kuhlanganisa imigomo efana nomgomo obukhoma womkhuhlane, i-MMR, kanye nemigomo ye-varicella. Uhlelo lwakho lomzimba lokuzivikela ezifweni luzocindezelwa okwesikhashana, okwenza imigomo ebukhoma ingaphephile.

Imigomo engasebenzi ngokuvamile iphephe kakhulu ngesikhathi sokwelashwa, kodwa udokotela wakho uzohlinzeka ngesiqondiso esithile mayelana nokuthi yimiphi imigomo ongayithola nokuthi nini. Cishe bazokuncoma ukuthi ubuyekeze imigomo yakho ngaphambi kokuqala ukwelashwa kwe-teplizumab uma kungenzeka.