Hu rau:Errol Zhou (Mr.)
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Lub Ib Hlis 20, 20 20, AstraZeneca thiab Merck tshaj tawm tias Lynparza (olaparib) cov ntawv thov tshuaj tshiab tau lees txais thiab tau txais kev tshuaj ntsuam xyuas qhov muaj feem thib nyob hauv Tebchaws Meskas rau metastatic castration-resistant prostate cancer (mCRPC) , nqa tus neeg mob uas tsis zoo lossis tsis ntseeg Cov neeg mob uas muaj cov kab mob tsis zoo los yog kev kho kom rov zoo li qub kho kho hloov noob Hnub PDUFA tau teeb tsa rau lub quarter thib ob ntawm 20 20.
Lub FDA 0010010 # 39; qhov kev soj ntsuam ua ntej yog saib raws cov txiaj ntsig ntawm Theem 3 PROfound mus sib hais, uas tau tshaj tawm hauv ESMO lub rooj sib tham 2019. Cov txiaj ntsig ntawm kev sim PROfound qhia tau hais tias Lynparza muaj kev pheej hmoo txaus ntshai ntawm kev muaj mob lossis tuag taus raws qhov muaj qhov phom sij txaus ntshai ntawm 0. 34 (p 0010010 lt; 0. 0001) piv rau abiraterone lossis enzalutamide hauv mCRPC cov neeg mob BRCA 1 / 2 lossis ATM hloov chaw. A 66 qhov txo qis yog thawj qhov kawg ntawm kev sim. Qhov kev sim siab tseem qhia tias hauv tag nrho cov kev sim ntawm cov neeg mCRPC cov neeg mob HRR hloov pauv (HRRm) (cov neeg mob BRCA 1 / 2, ATM, CDK 12, lossis 1 {{9} } lwm HRRm hloov pauv noob), raws li qhov phom sij txaus sib piv ntawm 0. 49 (p 0010010 lt; 0. 0001), Lynparza txo txoj kev pheej hmoo ntawm tus kab mob kev loj hlob lossis tuag los ntawm {{ 21}}% piv rau abiraterone lossis enzalutamide, lub ntsiab lus tseem ceeb kawg ntawm kev sim. Cov kev nyab xeeb thiab tiv taus kev coj ua ntawm Lynparza nyob rau hauv PROfound sim yog zoo ib yam li cov uas tau pom hauv cov kev sim ua dhau los. PROfound yog thawj qib nruj 3 kev sim tshuaj ntsuam sim tsom cov hom phiaj kho mob hauv cov neeg mob qog nqaij hlav prostate cov neeg mob biomarker xaiv.
PROfound yog lub zeem muag, multicenter, randomized, qhib-daim ntawv lo theem 3 kev sim ua tsim los ntsuas Lynparza 0010010 # 39; s kev hloov kho tus kab mob piv rau enzalutamide lossis abiraterone tom qab kev kho mob dhau los nrog kev kho tshiab kev kho mob anticancer, thiab nyob rau tib qho Qhov muaj txiaj ntsig thiab kev nyab xeeb ntawm metastatic castration resistant prostate cancer (mCRPC) cov neeg mob uas muaj kev hloov pauv hauv 15 cov noob muaj feem cuam tshuam nrog kev kho qhov chaw (HRR) txoj hauv kev, suav nrog BRCA 1 / { {7}}, ATM, thiab CDK 12. Kev tsim kho hluav taws xob-tsis muaj sia nyob (rPFS) hauv cov neeg mob mRCARPC uas muaj tus thawj BRCA 1 / 2 lossis hloov pauv ATM. Lub ntsiab lus tseem ceeb thib ob yog rPFS ntawm HRRm gene (BRCA 1 / 2, ATM, CDK 12, thiab 1 1 lwm HRRm noob). Cov txiaj ntsig tau pom tias Lynparza tau muaj kev pom zoo thiab chaw kuaj mob txhim kho nyob rau hauv radiological qhov ua kom tsis muaj sia nyob (rPFS) ntawm qhov pib qhov kawg, txhim kho qhov nruab nrab lub sijhawm muaj sia nyob mus rau kev kho mob tsis muaj mob ntawm mCRPC cov neeg mob BRCA 1 / {{7} } lossis ATM hloov pauv rau 7. 4 hli. Lub sij hawm nyob hauv nruab nrab lub sij hawm ntawm cov neeg mob kho nrog abiraterone lossis enzalutamide yog 3. 6 hli, thiab qhov kev pheej hmoo ntawm kev mob nkeeg lossis tuag tau txo los ntawm 66% (HR 0.3 4 [95% CI, 0.25-0. 47], p 0010010 lt; 0. 0001). Qhov kev sim tseem tau mus txog qhov tseem ceeb tshaj plaws ntxiv ntawm rPFS nyob rau hauv tag nrho HRRm cov pejxeem, Lynparza txo qhov kev pheej hmoo ntawm kev mob lossis tuag los ntawm 51%, thiab qhov nruab nrab rPFS txhim kho los ntawm 5. piv rau cov neeg mob uas tau txais abiraterone lossis enzalutamide. Lub sijhawm rPFS yog 3. 5 lub hlis (HR 0. 49 [95% CI, 0.38-0. 63], p 0010010 nra; 0. 0001).
Kev mob qog nqaij hlav cancer yog qhov mob cancer thib ob rau cov txiv neej, nrog kwv yees li 1. 3 lab tus neeg mob kuaj mob hauv ntiaj teb tshiab hauv {{{{{13 {}}}}}, uas muaj lub siab tuag. Cov. Qhov tshwm sim ntawm kev mob qog nqaij hlav prostate feem ntau yog tsav los ntawm txiv neej poj niam txiv neej cov tshuaj hu ua androgens, suav nrog testosterone. Txawm hais tias kev siv androgen deprivation txoj kev kho yog thaiv cov kev cuam tshuam ntawm txiv neej poj niam txiv neej cov tshuaj hormones, mCRPC tseem tshwm sim thaum kev mob qog nqaij hlav prostate thiab kis mus rau lwm qhov ntawm lub cev. Txog 1 0 - {{12}} 0% ntawm cov txiv neej muaj mob qog nqaij hlav qog yuav tsim CRPC li ntawm 5 xyoo, ntawm tsawg kawg 84% tau metastasized ntawm lub sijhawm ntawm kev kuaj mob ntawm CRPC Ntawm cov txiv neej tsis muaj tus kabmob metastasis thaum lub sijhawm kuaj mob CRPC, 33% feem ntau yuav tsim tus kabmob metastases hauv ob xyoos. Txawm hais tias muaj kev kho mob ntau ntxiv rau cov txiv neej nrog mCRPC, 5 xyoo kev muaj sia nyob tseem nyob tsawg. Hauv metastatic prostate cancer, txog 20% - {{12}} 5% ntawm cov neeg mob yuav muaj DNA kho cov teeb meem tsis zoo. Feem ntau muaj xws li BRCA 1 thiab BRCA 2 noob cuam tshuam. Lwm caj ces hloov tau suav nrog PALB {{12}}, ATM, thiab CDK1 {{12}}. HRR yog DNA kev kho cov txheej txheem uas tso cai rau kev ua lub siab, tsis raug yuam kev txhim kho ntawm cov DNA uas puas ntawm kev sib tsoo ob zaug thiab kev sib tshuam ntawm cov xov txuas (lwm yam). Ua tsis tiav kev kho DNA kom raug yog qhov ua rau muaj kev tsis meej thiab ua rau muaj mob cancer. Tsis muaj HRR ua rau lub peev xwm tsis txaus siab los kho kho cov DNA uas puas lawm thiab yog cov yam ntxwv ntawm qog nqaij hlav cancer thiab yog lub hom phiaj rau PARP inhibitors xws li Lynparza. PARP inhibitors thaiv cov kev puas tsuaj rau DNA los ntawm kev ua kom tau PARP (ua rau rov ua dua lub ntsej muag thiab ua rau nws tawg) thiab DNA ob-txoj kev sib tsoo (yog li ua rau cov mob hlwb tuag) uas khi rau DNA ib leeg-xaim kab.
Lynparza (olaparib) yog thawj cov chav PARP inhibitor thiab thawj lub hom phiaj kho rau qhov kho kom rov qab kho DNA (DDR) cov kab mob tsis xws li BRCA 1 thiab / lossis BRCA 2 kev hloov pauv. Kev txwv tsis pub ntawm PARP nrog Lynparza yuav ua rau muaj kev ntes ntawm PARP uas khi rau ib leeg-xaim kab ke hauv DNA, rov ua tib rab diav rawg tsis ruaj, cev qhuav dej thiab DNA ob zaug sib tshooj thiab mob cancer ntawm tes tuag. Lynparza tau pom zoo thawj zaug pom zoo los ntawm FDA rau lub Kaum Ob Hlis 2014 rau kev kho mob ntawm cov neeg mob uas muaj mob qog qe menyuam muaj tus kabmob BRCA kab mob hloov pauv, ua lub ntiaj teb 0010010 # 39; s thawj pom zoo PARP inhibitor, thiab tau txais tam sim no tau txais kev pom zoo FDA rau kev mob kheesxaws ntawm zes qe menyuam, mob qog qe ntshav, thiab mob peritoneum Cancer, mob cancer mis, mob qog nqaij hlav cancer.
Lub Yim Hli 2018, Lynparza (hom tshuaj muaj npe Lipitor) tau pom zoo rau kev lag luam hauv Suav teb, thiab nws tseem yog thawj tus poj niam txiv neej zes qe menyuam tshiab tsom tshuaj hauv Suav teb. Ib lub lis piam dhau los, kev kho thawj zaug kab kev kho mob ntawm Olaparib ua ke txoj kev kho tau muab txoj cai kev soj ntsuam rau cov neeg mob qog nqaij hlav qog nqaij hlav tshwj xeeb. Hnub PDUFA tseem yog teem rau lub quarter thib ob ntawm 2020.