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

I-Trastuzumab iyikhambi lomdlavuza eliqondiwe elisiza ukulwa nezinhlobo ezithile zomdlavuza wamabele nesisu. Luhlobo olukhethekile lokwelashwa olubizwa ngokuthi i-monoclonal antibody esebenza ngokuvimba amaprotheni asiza amaseli omdlavuza ukuthi akhule futhi asakale.

Leli khambi selibe yingxenye ebalulekile yokwelashwa komdlavuza kubantu abanezicubu ezinamaprotheni amaningi abizwa nge-HER2. Uma wena noma othile omkhathalelayo ebhekene nalokhu kuxilongwa, ukuqonda ukuthi i-trastuzumab isebenza kanjani kungakusiza uzizwe ulungiseleleke kakhulu ohambweni lokwelashwa olulindele wena.

Yini i-Trastuzumab?

I-Trastuzumab iyi-antibody eyenziwe elabhorethri elilingisa amasosha omzimba akho emvelo. Yenzelwe ukuthola futhi inamathele kumaseli omdlavuza anamazinga aphezulu eprotheni elibizwa nge-HER2 ebusweni bawo.

Cabanga nge-HER2 njengesiginali etshela amaseli omdlavuza ukuthi akhule ngokushesha. Cishe amaphesenti angama-20 kuya kwangama-25 emdlavuza wamabele kanye nomdlavuza wesisu othile unamaprotheni amaningi kakhulu. Uma i-trastuzumab inamathela kula maprotheni e-HER2, ivimba amasiginali okukhula futhi isize ukunciphisa noma ukumisa umdlavuza ukuthi ungasakali.

Leli khambi linikezwa ngomugqa we-IV ngqo emjondolo wakho. Inqubo ivame ukwenzeka esibhedlela noma esikhungweni sokwelashwa komdlavuza lapho ochwepheshe bezempilo bengakuqapha eduze ngesikhathi sokufakwa.

Yini i-Trastuzumab Esetshenziselwa Yona?

I-Trastuzumab iphatha umdlavuza wamabele we-HER2-positive kanye nomdlavuza wesisu we-HER2-positive. Udokotela wakho uzohlola amaseli akho omdlavuza ukuze abone ukuthi anamazinga aphezulu eprotheni le-HER2 ngaphambi kokuncoma lokhu kwelashwa.

Ngomdlavuza wamabele, i-trastuzumab ingasetshenziswa ezimweni eziningana. Kungase kunikezwe ngaphambi kokuhlinzwa ukusiza ukunciphisa umdlavuza, okwenza kube lula ukuwususa. Ngezinye izikhathi isetshenziswa ngemva kokuhlinzwa ukusiza ukuvimbela umdlavuza ukuthi ungabuyi. Ezimweni lapho umdlavuza usakhele ezinye izingxenye zomzimba, i-trastuzumab ingasiza ukunciphisa ukuqhubeka.

Ngesifo somdlavuza wesisu, i-trastuzumab ivamise ukuhlanganiswa neminye imithi yomdlavuza lapho lesi sifo sesisabalale noma singenakususwa ngokuhlinzwa. Indlela yokuhlanganisa imvamisa isebenza kangcono kunokusebenzisa umuthi owodwa kuphela.

Udokotela wakho we-oncologist uzoqoka isikhathi esingcono kakhulu kanye nokuhlanganiswa kokwelashwa ngokusekelwe esimweni sakho esithile, impilo yonke, nokuthi umdlavuza wakho usabela kanjani ekwelashweni.

Isebenza Kanjani I-Trastuzumab?

I-Trastuzumab isebenza njengemishini eqondisiwe eqondise amaseli athile omdlavuza. Ithathwa njengomuthi womdlavuza onamandla aphakathi nendawo olungile kakhulu ngendlela elwa ngayo nomdlavuza.

Lapho amaseli omdlavuza enamaprotheni e-HER2 amaningi kakhulu, athola izimpawu eziqhubekayo zokukhula nokuhlukanisa ngokushesha. I-Trastuzumab ivimba lezi zimpawu ngokunamathela kumaprotheni e-HER2 ngaphezulu kweseli lomdlavuza. Lokhu kunamathisela kuvimbela amaseli omdlavuza ekutholeni imiyalezo yokukhula abayidingayo.

Ngaphezu kwalokho, i-trastuzumab isiza amasosha akho omzimba ukuthi aqaphele futhi alwe namaseli omdlavuza ngempumelelo. Lapho umuthi unamathela kumaseli omdlavuza, uwabeka ukuthi abhujiswe yisistimu yakho yokuzivikela yomzimba.

Lo muthi futhi uphazamisa ikhono leseli lomdlavuza lokuzilungisa nokwakha imithambo emisha yegazi engathuthukisa umdlavuza. Le ndlela enezinhlangothi eziningi yenza i-trastuzumab isebenze ngempumelelo ikakhulukazi emdlavuzeni we-HER2-positive.

Kufanele Ngiyithathe Kanjani I-Trastuzumab?

I-Trastuzumab ngaso sonke isikhathi inikezwa nge-IV infusion esibhedlela noma esikhungweni sokwelashwa komdlavuza. Awukwazi ukuthatha lo muthi ekhaya noma ngomlomo.

Ngaphambi kokwelashwa kwakho kokuqala, uzothola imithi yokusiza ukuvimbela ukusabela okungalungile. Lokhu kungabandakanya ama-antihistamines kanye ne-acetaminophen. Ithimba lakho lezempilo lizoqala ukufaka umuthi kancane futhi likuqaphele eduze nganoma yiziphi izimpawu zokuphendula.

Ukunikezwa kokuqala kuvame ukuthatha imizuzu engaba ngu-90, kuyilapho ukwelashwa okulandelayo kuvame ukuthatha imizuzu engu-30 kuya ku-60. Uzokwazi ukuhlala esihlalweni esinethezekile ngesikhathi senqubo, futhi abantu abaningi baletha izincwadi, amaphilisi, noma amalungu omndeni ahlala nabo.

Akudingeki ukuthi ugweme ukudla ngaphambi kokwelashwa kwakho, kodwa ukuba nokudla okulula ngaphambi kwesikhathi kungasiza ekuvikeleni isicanucanu. Hlala unamanzi ngokwanele ngokuphuza amanzi amaningi ezinsukwini eziholela ekunikezweni kwakho. Ithimba lakho lezempilo lizohlinzeka ngemiyalelo ethile mayelana nanoma imaphi amakhambi okufanele noma okungafanele uwathathe ngaphambi kokwelashwa.

Kufanele Ngithathe Isikhathi Esingakanani I-Trastuzumab?

Ubude bokwelashwa nge-trastuzumab buxhomeke esimweni sakho esithile nokuthi umdlavuza wakho usabela kanjani. Abantu abaningi bathola ukwelashwa cishe unyaka owodwa lapho isetshenziswa ngemva kokuhlinzwa ukuvimbela umdlavuza ukuthi ungabuyi.

Uma uthola i-trastuzumab ngaphambi kokuhlinzwa, ungase uyithole izinyanga eziningana ukusiza ukunciphisa umdlavuza. Ukuze uthole umdlavuza othuthukile osabalale, ukwelashwa kuvame ukuqhubeka uma nje kusiza ekulawuleni isifo futhi usikubekezelela kahle.

Udokotela wakho we-oncologist uzoqapha inqubekela phambili yakho ngokuskena okuvamile, ukuhlolwa kwegazi, nokuhlolwa. Bazohlola ukuthi ukwelashwa kusebenza kahle kangakanani futhi baqaphele noma yimaphi imiphumela engemihle ekhathazayo, ikakhulukazi ehlobene nokusebenza kwenhliziyo yakho.

Ungayeki ukuthatha i-trastuzumab ngokwakho, ngisho noma uzizwa ungcono. Ithimba lakho lezempilo lizokuqondisa kunoma yiziphi izinqumo zokushintsha noma ukuyeka ukwelashwa ngokusekelwe ekuphenduleni kwakho komuntu ngamunye nempilo yonke.

Yiziphi Imiphumela Eceleni Ye-Trastuzumab?

I-Trastuzumab ingabangela imiphumela emibi, kodwa abantu abaningi bayayibekezelela kangcono kune-chemotherapy yendabuko. Imiphumela emibi evame kakhulu ivame ukulawuleka ngokunakekelwa okufanele nokuqapha.

Ake siqale ngemiphumela emibi ongase uyithole ngesikhathi sokwelashwa:

• Umkhuhlane nokubanda, ikakhulukazi ngesikhathi sokufakwa kokuqala
• Ikhanda elingase liqhubeke usuku olulodwa noma ezimbili ngemva kokwelashwa
• Ukukhathala okungahluka kusuka ekukhathaleni okulula kuya ekuzizweni ukhathele kakhulu
• Isicanucanu nokuhlanza ngezikhathi ezithile, nakuba kuvame ukuba lula kunezokwelapha ngamakhemikhali
• Ukuqunjelwa okuvame ukuthuthuka phakathi kokwelashwa
• Imisipha nobuhlungu bamalunga obufana nezimpawu ezinjengomkhuhlane
• Ukuqubuka kwesikhumba noma ukuluma endaweni yokujova noma kwenye indawo

Le miphumela emibi ejwayelekile ivame ukuthuthuka njengoba umzimba wakho ujwayela imithi, futhi ithimba lakho lezempilo linganikeza ukwelashwa ukusiza ukuphatha ngempumelelo.

Kukhona neminye imiphumela emibi engajwayelekile kodwa ebucayi edinga ukunakekelwa kwezempilo ngokushesha:

• Izinkinga zenhliziyo, okuhlanganisa ukukhathala kwemisipha yenhliziyo noma ukushaya kwenhliziyo okungajwayelekile
• Ukuphendula okukhulu komzimba ngesikhathi sokufakwa, okubangela ubunzima bokuphefumula noma ukuvuvukala
• Izinkinga zamaphaphu njengokuphefumula kanzima noma ukukhwehlela okuqhubekayo
• Izifo ezinzima ngenxa yokwehla komsebenzi womzimba wokuzivikela ezifweni
• Amagazi agqamukayo angase abangele ukuvuvukala noma ubuhlungu emilenzeni yakho

Ithimba lakho lezokwelapha lizokuqapha ngokucophelela le miphumela ebucayi ngemithamo yenhliziyo ejwayelekile kanye nomsebenzi wegazi ngesikhathi sokwelashwa kwakho.

Ubani Ongafanele Athole I-Trastuzumab?

I-Trastuzumab ayifanele wonke umuntu, futhi udokotela wakho uzohlola ngokucophelela ukuthi ilungele yini. Abantu abanezimo ezithile zenhliziyo ngokuvamile abakwazi ukuthola le mithi ngokuphepha.

Akufanele uthole i-trastuzumab uma wazi ukuthi unokuphendula okukhulu komzimba emithini noma kunoma yiziphi izithako zayo. Abantu abanezifo eziqhubekayo, ezinzima ngokuvamile badinga ukulinda kuze kube yilapho ukutheleleka kuphela ngaphambi kokuqala ukwelashwa.

Izimo ezithile zenhliziyo zenza i-trastuzumab ibe yingozi kakhulu ukuyisebenzisa. Lokhu kuhlanganisa ukuhluleka kwenhliziyo okukhulu, ukuhlaselwa yinhliziyo kwamuva, noma ukuncipha okukhulu komsebenzi wenhliziyo. Udokotela wakho uzoqhuba izivivinyo zenhliziyo ngaphambi kokuqala ukwelashwa ukuze aqinisekise ukuthi inhliziyo yakho iqinile ngokwanele.

Uma ukhulelwe noma uhlela ukukhulelwa, i-trastuzumab ingalimaza ingane esakhula futhi kufanele igwenywe. Abesifazane abangase bakhulelwe badinga ukusebenzisa izindlela zokulawula inzalo eziphumelelayo ngesikhathi sokwelashwa kanye nasezinyangeni ezimbalwa ngemuva.

Abantu abanezinkinga ezinkulu zokuphefumula noma isifo samaphaphu esisebenzayo kungenzeka bangabi ngabazongenela ukwelashwa okuhle. Ithimba lakho lokunakekelwa kwezempilo lizohlola impilo yakho yonke futhi lixoxe ngokuthi ngabe izinzuzo zidlula izingozi esimweni sakho esithile.

Amagama Omkhiqizo we-Trastuzumab

I-Trastuzumab itholakala ngaphansi kwamagama amaningi omkhiqizo, i-Herceptin iyona engaziwa kakhulu yasekuqaleni. Lo mkhiqizo usetshenziswe ngempumelelo iminyaka eminingi futhi unocwaningo oluningi olusekela ukusebenza kwawo.

Izinhlobo eziningana ze-biosimilar manje ziyatholakala, okuhlanganisa i-Herzuma, i-Ontruzant, ne-Trazimera. Lezi zifana kakhulu ne-Herceptin yasekuqaleni futhi zisebenza ngendlela efanayo, kodwa zingase zibize kancane.

Umshwalense wakho kanye nesikhungo sokwelashwa kungase kuthinte ukuthi yimuphi umkhiqizo owutholayo. Zonke izinhlobo ezivunyelwe zihlolwe ngokucophelela futhi kwakhonjiswa ukuthi zisebenza ngempumelelo ekulweni nomdlavuza we-HER2-positive.

Ungakhathazeki uma udokotela wakho eshintsha phakathi kwamagama omkhiqizo ahlukene ngesikhathi sokwelashwa. Isithako esisebenzayo nokusebenza kuhlala kufana, futhi ithimba lakho lokunakekelwa kwezempilo lizoqinisekisa ukuthi uthola inguqulo efanele kakhulu esimweni sakho.

Ezinye izindlela ze-Trastuzumab

Ezinye izindlela ze-trastuzumab ziyatholakala zokwelapha umdlavuza we-HER2-positive, nakuba udokotela wakho ezokhetha inketho engcono kakhulu ngokusekelwe esimweni sakho esithile. Lezi zindlela zisebenza ngezindlela ezihlukene kodwa ziqondisa iphrotheni efanayo ye-HER2.

I-Pertuzumab enye indlela yokwelapha eqondiswe ku-HER2 evame ukusetshenziswa ngokuhlanganyela ne-trastuzumab. Ngokubambisana, bangasebenza ngempumelelo kakhulu kunomuthi ngamunye uwedwa. Le nhlanganisela ivame ukusetshenziselwa umdlavuza wamabele osuthuthukile noma ngaphambi kokuhlinzwa.

I-T-DM1 (ado-trastuzumab emtansine) ihlanganisa i-trastuzumab ne-chemotherapy emuthini owodwa. Ngokuvamile igcinelwe abantu umdlavuza wabo oqhubeke nokukhula naphezu kokunye ukwelashwa okuqondiswe ku-HER2.

Kubantu abangakwazi ukubekezelela ukufakwa kwe-IV, kukhona inketho entsha ebizwa ngokuthi i-trastuzumab subcutaneous injection. Le nguqulo inikezwa njengesibhamu ngaphansi kwesikhumba kunokuba nge-IV, okwenza ukwelashwa kusheshe futhi kube lula.

Udokotela wakho we-oncologist uzocabangela izinto ezinjengesigaba somdlavuza wakho, ukwelashwa kwangaphambilini, impilo yonke, nezintandokazi zomuntu siqu lapho encoma indlela engcono kakhulu yokunakekelwa kwakho.

Ingabe i-Trastuzumab Ingcono Kune-Pertuzumab?

I-Trastuzumab ne-pertuzumab abayona ngempela abancintisana - empeleni bangabambisene abasebenza kangcono ndawonye kunomunye uwedwa. Yomibili imithi iqondisa iphrotheni ye-HER2, kodwa inamathisela ezingxenyeni ezihlukene zayo.

Cabanga nge-HER2 njengokuba nokhiye abaningi, futhi umuthi ngamunye unokhiye wokhiye ohlukile. Uma usebenzisa kokubili i-trastuzumab ne-pertuzumab ndawonye, ​​empeleni uvala izimpawu zokukhula kweseli lomdlavuza ngokugcwele.

Ucwaningo lubonisa ukuthi ukuhlanganisa le mithi kuphumelela kakhulu kunokusebenzisa i-trastuzumab yodwa kubantu abaningi abanomdlavuza wamabele we-HER2-positive. Indlela yokuhlanganisa isibe ukwelashwa okujwayelekile kwesifo esithuthukile futhi isetshenziswa ngokuqhubekayo ngaphambi kokuhlinzwa.

Udokotela wakho uzoqoka ukuthi ngabe udinga umuthi owodwa noma womabili ngokuya ngesigaba somdlavuza wakho, impilo yonke, nokuthi ukwelashwa kwakho kudingeka kube nolaka kangakanani. Umgomo uhlala ukukunikeza ukwelashwa okuphumelela kakhulu ngenkathi kulawulwa imiphumela emibi ngendlela efanele.

Imibuzo Evame Ukubuzwa Mayelana ne-Trastuzumab

Umbuzo 1. Ingabe i-Trastuzumab iphephile kubantu abanezifo zenhliziyo?

I-Trastuzumab ingathinta ukusebenza kwenhliziyo, ngakho-ke abantu abanezifo zenhliziyo ezikhona badinga ukuhlolwa ngokucophelela ngaphambi kokuqala ukwelashwa. Udokotela wakho uzoqhuba izivivinyo zenhliziyo, okuhlanganisa i-echocardiogram noma i-MUGA scan, ukuze ahlole ukuthi inhliziyo yakho isebenza kahle kangakanani.

Uma unezinkinga zenhliziyo ezincane, ungase ukwazi ukuthola i-trastuzumab ngokuqapha eduze. Ithimba lakho lezempilo lizohlola ukusebenza kwenhliziyo yakho njalo ngesikhathi sokwelashwa futhi lingashintsha noma limise imithi uma izinkinga zenzeka.

Abantu abanenhliziyo ehlulekayo kakhulu, ukuhlaselwa yinhliziyo kwakamuva, noma ukusebenza kwenhliziyo okuncishiswe kakhulu ngokuvamile abakwazi ukuthola i-trastuzumab ngokuphepha. Kodwa-ke, i-oncologist yakho kanye ne-cardiologist bazosebenzisana ukuze bathole uhlelo lokwelashwa oluphephile nolusebenzayo esimweni sakho esithile.

Umbuzo 2. Kufanele ngenzeni uma ngiphuthelwa ngengozi umthamo we-Trastuzumab?

Xhumana nethimba lakho lezempilo ngokushesha uma uphuthelwa ukufakwa kwe-trastuzumab okuhleliwe. Bazokusiza ukuthi uhlele kabusha ngokushesha ngangokunokwenzeka ukuze ugcine ukusebenza kokwelashwa kwakho.

Ukuphuthelwa umthamo ngeke kubangele ukulimala ngokushesha, kodwa kunganciphisa ukuthi imithi isebenza kahle kangakanani ngomdlavuza wakho. Uhlelo lwakho lokwelashwa lwenzelwe ukugcina amazinga aqhubekayo emithi ohlelweni lwakho.

Ungazami ukuthi "ubambe" ngokuhlela imithamo eduze ngaphandle kwesiqondiso sezokwelapha. Ithimba lakho lezempilo lizothola indlela engcono kakhulu yokubuyela emgqeni ngohlelo lwakho lokwelashwa.

Umbuzo 3. Kufanele ngenzeni uma ngiba nokusabela okukhulu ngesikhathi sokufakwa kwe-Trastuzumab?

Xwayisa ithimba lakho lezempilo ngokushesha uma uhlangabezana nobunzima bokuphefumula, ubuhlungu besifuba, isicanucanu esikhulu, noma ezinye izimpawu ezikhathazayo ngesikhathi sokufakwa kwakho. Baqeqeshwe ukubhekana nalezi zimo futhi bazomisa ukufakwa uma kunesidingo.

Iningi lezimpawu zokumpontshelwa zenzeka ngesikhathi sokwelashwa kokuqala futhi zingalawulwa ngokunciphisa izinga lokumpontshelwa noma ukunikeza imithi eyengeziwe. Ithimba lakho lizokuqapha ngokucophelela futhi lingakunikeza imithi ngaphambi kokumpontshelwa okuzayo ukuvimbela izimpawu.

Izimpawu ezinzima azivamile, kodwa uma zenzeka, zivame ukulawuleka ngokushesha ngosizo lwezokwelapha. Ithimba lakho lezempilo lihlala lilungele ukubhekana nanoma yiziphi izinkinga ezingase zivele ngesikhathi sokwelashwa.

Q4. Ngingayeka nini ukuthatha i-Trastuzumab?

Ungalokothi uyeke ukwelashwa nge-trastuzumab ngokwakho, ngisho noma uzizwa ungcono noma unezimpawu ezingezinhle. Udokotela wakho we-oncologist uzoqoka ukuthi kuphephile futhi kufanelekile nini ukuyeka ngokusekelwe ohlelweni lwakho lokwelashwa nokuthi usabela kanjani.

Ukwelashwa okungeziwe (ngemva kokuhlinzwa), abantu abaningi baqeda cishe unyaka owodwa wokwelashwa. Uma uthola i-trastuzumab ye-cancer esithuthukisiwe, ukwelashwa kuvame ukuqhubeka uma nje kusiza ukulawula isifo futhi usibekezelela kahle.

Udokotela wakho uzohlola njalo inqubekela phambili yakho ngokuskena, ukuhlolwa kwegazi, nokuhlolwa komzimba. Bazoxoxa nganoma yiziphi izinguquko ohlelweni lwakho lokwelashwa futhi bachaze izizathu zokuncoma kwabo.

Q5. Ngingakwazi yini ukuthola imithi yokugoma ngenkathi ngithatha i-Trastuzumab?

Ungathola imithi eminingi yokugoma ngenkathi uthatha i-trastuzumab, kodwa isikhathi nohlobo kubalulekile. Imithi yokugoma ephilayo kufanele igwenywe ngokujwayelekile, kuyilapho imithi yokugoma engasebenzi ngokuvamile iphephile futhi inconywa.

Xoxa nethimba lakho lezempilo ngaphambi kokuthola noma yimiphi imithi yokugoma, okuhlanganisa imijovo yomkhuhlane noma imithi yokugoma ye-COVID-19. Bangase bancomise ukuhlukanisa imithi yokugoma ngasikhathi sokumpontshelwa kwakho i-trastuzumab ukuze kusebenze kahle.

Ukuqhubeka nokugoma ngesikhathi sokwelashwa komdlavuza kubalulekile, njengoba amasosha akho omzimba angase acindezelwe kancane. Ithimba lakho lezokwelapha lizokusiza ukuthi udale isimiso sokugoma esisebenza ngohlelo lwakho lokwelashwa.