Yini i-Afatinib: Ukusetshenziswa, Umthamo, Imiphumela Eceleni Nokunye

I-Afatinib iyimithi yomdlavuza eqondiswe ngqo evimba amaprotheni athile asiza amaseli omdlavuza ukuthi akhule futhi asabalale. Iwumuthi oqokelwe ukuthi unikezwe ngudokotela osetshenziselwa ikakhulu ukwelapha izinhlobo ezithile zomdlavuza wamaphaphu ezinoshintsho oluthile lofuzo. Cabanga ngayo njengethuluzi eliqondile eliphazamisa ikhono lomdlavuza lokuziphindaphinda, esikhundleni se-chemotherapy ejwayelekile ethinta wonke amaseli ahlukanisa ngokushesha.

Yini i-Afatinib?

I-Afatinib ingeyodwa yezinhlobo zemithi ebizwa ngokuthi ama-tyrosine kinase inhibitors. Isebenza ngokuvimba amaprotheni athile abizwa ngokuthi i-EGFR (epidermal growth factor receptor) asiza ukukhula kwamaseli omdlavuza. Le mithi yenzelwe ngqo ukuthi iqondise amaseli omdlavuza anoshintsho ojenini we-EGFR, okwenza kube yindlela yokwelapha eyenzelwe umuntu ngamunye.

Lo muthi uza ngendlela yethebhulethi yomlomo oyithatha ngomlomo, okwenza kube lula kunokwelashwa nge-chemotherapy ngemithambo. Yenziwa njengokwelashwa okuqondiswe ngqo, okusho ukuthi yenzelwe ukuhlasela izici ezithile zamaseli omdlavuza ngenkathi kungenzeka ukuthi idala umonakalo omncane kumaseli anempilo uma kuqhathaniswa ne-chemotherapy yendabuko.

Isetshenziselwani i-Afatinib?

I-Afatinib ikakhulu iqokelwe ukwelapha umdlavuza wamaphaphu ongahlangani (NSCLC) onoshintsho oluthile lofuzo. Udokotela wakho uzohlola izicubu zakho zomdlavuza ukuze athole ukuthi unayo yini izinguquko ze-EGFR ezenza i-afatinib isebenze esimweni sakho esithile.

Lo muthi uvame ukusetshenziswa lapho umdlavuza wakho wamaphaphu usabalale kwezinye izingxenye zomzimba wakho noma lapho ungenakususwa ngokuhlinzwa. Ivame ukuqokwa njengokwelashwa kokuqala ezigulini ezinamathumba anama-EGFR exon 19 deletions noma exon 21 substitution mutations.

Kwezinye izimo, odokotela bangase futhi banikeze i-afatinib ye-squamous cell carcinoma yamaphaphu, ikakhulukazi lapho ezinye izindlela zokwelapha zingasebenzi. Udokotela wakho we-oncologist uzonquma ukuthi lo muthi ulungele yini ngokuya ngohlobo lwakho oluthile lomdlavuza nemiphumela yokuhlolwa kwezakhi zofuzo.

Isebenza Kanjani I-Afatinib?

I-Afatinib isebenza ngokuvimba unomphela amaprotheni e-EGFR athumela izimpawu zokukhula emangqamuzaneni omdlavuza. Ngokungafani neminye imithi eqondiwe, i-afatinib ibopha ngokungenakuguqulwa kula maprotheni, okusho ukuthi ukuvinjelwa kuhlala isikhathi eside futhi kunamandla.

Umuthi ngokuyisisekelo ulambisa amangqamuzana omdlavuza izimpawu awazidingayo ukuze akhule futhi ahlukanise. Uma amaprotheni e-EGFR evinjelwe, amangqamuzana omdlavuza aqala ukuzabalaza ukuphindaphinda futhi angase agcine efile. Le ndlela eqondiwe inganciphisa noma imise ukuqhubeka komdlavuza ezigulini eziningi.

Njengoba kuyindlela yokwelapha eqondiwe enamandla, i-afatinib ingasebenza kahle kakhulu kodwa ingase futhi ibangele imiphumela eminingi engemihle kunezinye izidakamizwa zomdlavuza zomlomo. Ukubopha okungenakuguqulwa kwenza kube namandla ikakhulukazi ezinhlotsheni ezithile zokuguqulwa kwe-EGFR.

Kufanele Ngiyithathe Kanjani I-Afatinib?

Thatha i-afatinib ngendlela eqondile udokotela wakho ayichazayo, ngokuvamile kanye ngosuku esiswini esingenalutho. Kufanele uyithathe okungenani ihora elilodwa ngaphambi kokudla noma amahora amathathu ngemuva kokudla ukuze uqinisekise ukumuncwa okufanele.

Gwinya ithebhulethi yonke ngengilazi yamanzi egcwele. Ungayichobozi, uhlafune, noma uyiphule ithebhulethi, ngoba lokhu kungathinta ukuthi umuthi usebenza kanjani. Zama ukuyithatha ngesikhathi esifanayo nsuku zonke ukuze ugcine amazinga aqhubekayo emzimbeni wakho.

Gwema ukudla okungenani ihora elilodwa ngemuva kokuthatha i-afatinib. Ukudla, ikakhulukazi ukudla okunamafutha amaningi, kunganciphisa kakhulu ukuthi umzimba wakho umunca kangakanani umuthi. Lesi sikhathi sibalulekile ukuze umuthi usebenze ngempumelelo.

Uma unenkinga yokugwinya amaphilisi, khuluma nethimba lakho lezempilo ngezinketho. Ungalokothi uncibilikise noma uchoboze amaphilisi e-afatinib ngaphandle kwemiyalelo ethile evela kudokotela wakho noma usokhemisi.

Kufanele Ngiyithathe Isikhathi Esingakanani I-Afatinib?

Ngokuvamile uzoqhubeka nokuthatha i-afatinib uma nje ilawula umdlavuza wakho futhi ukwazi ukumelana nemiphumela emibi kahle. Lokhu kungaba izinyanga noma iminyaka, kuye ngokuthi umdlavuza wakho usabela kanjani ekwelashweni.

Udokotela wakho uzoqapha inqubekela phambili yakho ngokuskena njalo kanye nokuhlolwa kwegazi ukuze ahlulele ukuthi umuthi usebenza kahle kangakanani. Uma umdlavuza wakho uyeka ukusabela ku-afatinib noma uma imiphumela emibi iba yimbi kakhulu, udokotela wakho we-oncologist angase alungise uhlelo lwakho lokwelashwa.

Ezinye iziguli zithatha i-afatinib isikhathi eside ngokulawulwa okuhle komdlavuza kanye nemiphumela emibi engalawulekayo. Ezinye zingase zidingeke ukuthi ziyeke ngokushesha ngenxa yokuqhubeka komdlavuza noma imiphumela emibi engabekezeleleki. Ubude bokwelashwa kwakho buzoba ngabantu ngabanye kakhulu ngokusekelwe ekuphenduleni kwakho nasempilweni yonke.

Yini Imiphumela Emibi Ye-Afatinib?

Abantu abaningi abathatha i-afatinib bathola eminye imiphumela emibi, nakuba ihluka ngobukhulu kumuntu nomuntu. Izindaba ezinhle ukuthi imiphumela eminingi emibi ingalawulwa ngokunakekelwa okusekelayo nokulungiswa komthamo.

Nansi imiphumela emibi evame kakhulu ongase uyithole ngenkathi uthatha i-afatinib:

• Ukuqunjelwa (kuthinta iziguli eziningi kodwa ngokuvamile kulawuleka)
• Ukuqubuka kwesikhumba kanye nezinduna ezifana nezinduna ebusweni nasemzimbeni ongenhla
• Isikhumba esomile, esiqhekekile, noma esikhuhlayo
• Izilonda zomlomo noma izilonda
• Izinkinga zezipikili ezihlanganisa ukutheleleka ngaphandle kwezipikili
• Ukuncipha kwesifiso sokudla nokuncipha kwesisindo
• Ukukhathala nobuthakathaka
• Isicanucanu nokuhlanza

Le miphumela emibi ejwayelekile ivame ukuthuthuka njengoba umzimba wakho ujwayela umuthi. Ithimba lakho lezempilo linganikeza imithi namasu okusiza ukulawula lezi zimpawu ngempumelelo.

Ngenkathi kungavamile, ezinye iziguli zingase zithole imiphumela emibi engathi sína edinga ukunakekelwa kwezempilo ngokushesha:

• Ukuqunjelwa okukhulu okuholela ekuphelelwe amanzi emzimbeni
• Ukusabela kwesikhumba okukhulu ngamabhamuza noma ukuxebuka
• Ukuvuvukala kwamaphaphu okubangela ukuphefumula kanzima noma ukukhwehlela
• Izinkinga zesibindi ezibangela ukuphuzi kwesikhumba noma amehlo
• Izinkinga zenhliziyo ezithinta ikhono lokumpompa
• Izinkinga zamehlo ezinzima ezihlanganisa ukulimala kwe-corneal

Xhumana nethimba lakho lezempilo ngokushesha uma uhlangabezana nanoma yimaphi alawa maphuzu abucayi. Imiphumela eminingi emibi ingalawulwa ngosizo olufanele lwezokwelapha nokulungiswa komthamo.

Ubani Ongafanele Athole i-Afatinib?

I-Afatinib ayifanele wonke umuntu, futhi udokotela wakho uzohlola ngokucophelela ukuthi iphephile yini kuwe. Abantu abanezimo ezithile zempilo noma abathatha imithi ethile bangase badinge ukugwema lokhu kwelashwa.

Akufanele uthathe i-afatinib uma unokungezwani nayo noma nganoma yiziphi izithako zayo. Udokotela wakho uzophinda aqaphele ngokuyinika uma unezinkinga ezinzima zezinso noma zesibindi, njengoba lezi zitho zisiza ukucubungula imithi.

Abesifazane abakhulelwe akufanele bathathe i-afatinib njengoba ingalimaza ingane esakhula. Uma useminyakeni yokuzala, uzodinga ukusebenzisa izindlela zokuvimbela inzalo ngesikhathi sokwelashwa kanye okungenani amasonto amabili ngemva kokuyeka imithi.

Abantu abanezimo ezithile zenhliziyo, isifo samaphaphu esibi, noma izifo ezisebenzayo bangase badinge ezinye izindlela zokwelapha. Udokotela wakho we-oncologist uzobuyekeza umlando wakho wezokwelapha ophelele ukuze anqume ukuthi i-afatinib ifanele yini isimo sakho.

Amagama Omkhiqizo we-Afatinib

I-Afatinib ithengiswa ngaphansi kwegama lomkhiqizo elithi Gilotrif e-United States nakwamanye amazwe amaningi. Le yindlela evame kakhulu yokwelashwa.

Igama elivamile elithi "afatinib" libhekisela esithakweni esisebenzayo, kuyilapho i-Gilotrif igama lomkhiqizo elisetshenziswa ngumenzi. Zombili lezi zinto zibhekisela emuthini ofanayo, ngakho-ke ungadideki uma ubona elinye igama emiyalelweni yakho noma emarekhodini ezokwelapha.

Njengamanje, i-Gilotrif yilona hlobo oluyinhloko olutholakalayo, nakuba lokhu kungashintsha njengoba amalungelo obunikazi ephelelwa yisikhathi futhi izinhlobo ezivamile zingase zitholakale esikhathini esizayo.

Ezinye Izindlela Zokwelapha Nge-Afatinib

Ezinye izindlela zokwelapha ezihlosiwe ziyatholakala zokwelapha umdlavuza wamaphaphu we-EGFR-positive, ngalinye linenzuzo yalo kanye nezinto okufanele zicatshangelwe. Udokotela wakho wezifo zomdlavuza uzokhetha inketho engcono kakhulu ngokusekelwe ekuguqukeni kwakho okuthile kwezakhi zofuzo kanye nesimo sakho sezokwelapha.

I-Erlotinib (Tarceva) kanye ne-gefitinib (Iressa) ezinye izinto ezivimbela i-EGFR ezisebenza ngendlela efanayo ne-afatinib kodwa zingase zibe nemiphumela ehlukene. Le mithi ingase icatshangelwe uma ungenakukwazi ukubekezelela i-afatinib noma uma umdlavuza wakho ukhula ukumelana.

I-Osimertinib (Tagrisso) iyindlela yokwelapha entsha ehlosiwe esebenza kahle ikakhulu ekuguqukeni okuthile kwe-EGFR futhi ingase ibangele imiphumela emibi embalwa kune-afatinib. Udokotela wakho angase akuncome lokhu njengenye indlela noma inketho yokwelapha elandelayo.

Izinhlanganisela zokwelapha ngamakhemikhali zendabuko zisaqhubeka ziyizindlela ezibalulekile, ikakhulukazi uma izindlela zokwelapha ezihlosiwe zingafaneleki ohlotsheni lwakho lomdlavuza. Imithi yokwelapha ngomzimba ingase futhi ibe yizinketho kuye ngesimo sakho esithile kanye nezici zomdlavuza.

Ingabe i-Afatinib Ingcono Kune-Erlotinib?

Kokubili i-afatinib kanye ne-erlotinib ziyizinto ezivimbela i-EGFR ezisebenzayo, kodwa zisebenza ngendlela ehlukile kancane futhi zingase zifaneleke kangcono ezigulini ezehlukene. Ukukhetha phakathi kwazo kuncike ekuguqukeni kwakho komdlavuza okuthile nokuthi ukubekezelela kanjani imiphumela emibi.

I-Afatinib ivimba ngokungenakuguqulwa amaprotheni e-EGFR, kuyilapho ukubopha kwe-erlotinib kuyaguquleka. Lokhu kusho ukuthi i-afatinib ingase ibe namandla kodwa futhi ingase ibangele imiphumela emibi eminingi. Izifundo zikhomba ukuthi i-afatinib ingase isebenze kangcono ekuguqukeni okuthile kwe-EGFR, ikakhulukazi ukususwa kwe-exon 19.

Ngokuqondene nemiphumela emibi, i-erlotinib ingase ithandwe kangcono ezinye iziguli, ngamathuba okuba nohudo olungabi namandla kangako nezinkinga zesikhumba. Kodwa-ke, izimpendulo zomuntu ngamunye ziyahluka kakhulu, futhi okusebenza kahle kumuntu oyedwa kungase kungabi kuhle komunye.

Udokotela wakho we-oncologist uzocabangela izinto ezinjengokuguquka kwakho okuthile kwezakhi zofuzo, impilo yonke, nezintandokazi zomuntu siqu lapho ekhetha phakathi kwalawo machiza. Ngezinye izikhathi iziguli zingazama esinye bese zishintshela kwenye ngokusekelwe ekusebenzeni nasekukwazi ukuthwala.

Imibuzo Evame Ukubuzwa Mayelana ne-Afatinib

Ingabe i-Afatinib iphephile kubantu abanezifo zenhliziyo?

I-Afatinib ingase ithinte ukusebenza kwenhliziyo, ngakho-ke abantu abanezimo zenhliziyo ezikhona badinga ukuqashwa ngokucophelela. Udokotela wakho we-cardiologist kanye ne-oncologist bazosebenzisana ukuze bahlole ukuthi izinzuzo zidlula yini izingozi esimweni sakho esithile.

Uma unesifo senhliziyo, udokotela wakho angase ayalele ezinye izivivinyo zokusebenza kwenhliziyo ngaphambi kokuqala i-afatinib futhi akuqaphele eduze ngesikhathi sokwelashwa. Ezinye iziguli ezinemibandela yenhliziyo emnene zingathatha i-afatinib ngokuphepha ngokuqashwa okufanele, kanti ezinye zingase zidinge ezinye izindlela zokwelapha.

Ngingenzani uma ngiphuzile i-Afatinib eningi ngengozi?

Uma ngengozi uphuza i-afatinib eningi kunaleyo ebekiwe, xhumana nomhlinzeki wakho wezempilo noma isikhungo sokulawula ubuthi ngokushesha. Ukuphuza okuningi kungakhuphula ingozi yakho yemiphumela emibi engathi sína njengohudo olukhulu, ukusabela kwesikhumba, noma ezinye izinkinga.

Ungalindi ukubona ukuthi ngabe izimpawu ziyavela yini, njengoba ukungenelela kwasekuqaleni kubalulekile ekweqiseni imithi. Letha ibhodlela lemithi nawe uma udinga ukufuna ukunakekelwa kwezimo eziphuthumayo, ukuze abahlinzeki bezempilo bazi kahle ukuthi yini nokuthi ungakanani okuthathile.

Ngingenzani uma ngiphuthelwa umthamo we-Afatinib?

Uma uphuthelwa umthamo futhi sekudlule amahora angaphansi kuka-12 kusukela ngesikhathi sakho esivamile, thatha umthamo ophuthelwe ngokushesha nje lapho ukhumbula. Uma sekudlule amahora angaphezu kwama-12, weqa umthamo ophuthelwe bese uthatha umthamo wakho olandelayo ngesikhathi esivamile.

Ungalokothi uthathe imithamo emibili ngesikhathi esisodwa ukuze ulungise umthamo ophuthelwe, ngoba lokhu kungandisa ingozi yakho yemiphumela engemihle. Uma uvame ukukhohlwa imithamo, cabangela ukusetha izikhumbuzi zocingo noma usebenzise umhleli wamaphilisi ukukusiza ukuthi uhlale emgwaqeni.

Ngingayeka nini ukuthatha i-Afatinib?

Kufanele uyeke kuphela ukuthatha i-afatinib ngaphansi kwesiqondiso sikadokotela wakho, ngokuvamile lapho umdlavuza wakho ungasasabeli emuthini noma uma uhlangabezana nemiphumela engemihle engabekezeleleki. Ukuyeka ngaphambi kwesikhathi kungavumela umdlavuza wakho ukuthi ukhule ngokushesha.

Udokotela wakho we-oncologist uzohlola njalo ukuthi umuthi usebenza kahle kangakanani ngokuskena nokuhlolwa kwegazi. Uma i-afatinib iyeka ukusebenza, udokotela wakho uzoxoxa ngezinketho zokwelapha ezingezinye ukuze aqhubeke nokuphatha umdlavuza wakho ngempumelelo.

Ngingayithatha i-Afatinib neminye imithi?

I-Afatinib ingasebenzisana neminye imithi eminingi, ngakho-ke kubalulekile ukutshela ithimba lakho lezempilo ngayo yonke imithi, izithasiselo, nemikhiqizo yezitshalo oyithathayo. Eminye imithi ingakwazi ukwandisa noma ukunciphisa ukusebenza kwe-afatinib noma yenze imiphumela engemihle ibe yimbi kakhulu.

Izithiyo ze-proton pump (njenge-omeprazole) zinganciphisa ukumuncwa kwe-afatinib, ngakho-ke udokotela wakho angase adinge ukulungisa isikhathi noma imithamo. Hlola njalo nomkhemisi wakho noma umhlinzeki wezempilo ngaphambi kokuqala noma iyiphi imithi emisha ngenkathi uthatha i-afatinib.