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Nouvèl

Us FDA apwouve Orgovyx a, yon rsepteur GnRH Antagonist, ak yon pousantaj castration nan 96.7!

[Jan 02, 2021]


Myovant Syans se yon konpayi swen sante konsantre sou devlope terapi inovate pou sante fanm ak pwostat kanse. Denyeman, orgovyx dwog konpayi an (religolix, 120mg grenn) te apwouve pa Administrasyon Manje Us ak Administrasyon Dwog (FDA) pou tretman pasyan granmoun ki gen kanse pwostat avanse. Dwog la te apwouve nan pwosesis revizyon priyorite a. Nan faz III EWO a etid, pousantaj remisyoneligolikstretman te kom wo kom 96.7, ki te siyifikativman pi bon pase evenman leuprolide (88.8%), pandan yo ap diminye risk pou yo pi gwo evenman negatif kadyovaskile (MACE) pa 54%.


Li se patikilyeman vo mansyone ke Orgovyx se premye a epi selman oral gonadotropin lage omon (GnRH) resepte atagonist apwouve pa US FDA a pou tretman kanse pwostat avanse. Dapre estimasyon pa Asosyasyon an Ameriken pou Rechech Kanse, pa 2020, pral gen plis pase 190,000 pasyan kanse nan Etazini. Youn nan opsyon ki tretman pou kanse pwostat avanse se terapi deprivasyon monn mal (ADT), ki itilize dwog diminye nivo omon ki ede pwostat selil kanse grandi.


Kounye a, FDA apwouve Dwog ADT yo pou tretman kanse nan pwostat yo se piki oswa enplantasyon subcutane, pandan yo ap Orgovyx se yon terapi oral. Dokte Richard Pazdur, Direkte Biwo Onkoloji Nan Biwo Sant FDA pou Evalyasyon dwog ak Rechech ak Direkte Sant Onkoloji FDA a nan Ekselans, te di: "Apwobasyon Jodi a mak premye dwog nan klas sa a nan klas dwog. Li te gen potansyel la elimine kek pasyan nan resevwa klinik. Bezwen pou pwofesyonel swen sante pou administre medikaman. Potansyel sa a diminye vizit pasyan eksten se espesyalman benefisye pou ede pasyan kanse rete lakay yo epi evite ekspoze pandan nouvo coronavirus a (COVID-19) pandemik."


Relugolix se yon rsepteur oral GnRH antagonist ki inibit pwodiksyon an nan testostewon nan tes yo, yon monn ki ankouraje kwasans lan nan selil kanse pwostat. Anplis de sa, relugolix kapab tou redwi pwodiksyon an nan estradiol ovaryan pa bloke resepte a GnRH nan glann lan pituitary, ki se li te ye pou estimile kwasans lan nan fibroid terib ak andometriyoz.


Anplis devlope yon oral yon fwa chak joueligoliksgrenn (120mg) pou tretman kanse pwostat avanse, Myovant Syans se tou devlope yon grenn konpoze yon fwa chak jou religolix konpoze (relugolix 40mg, estradiol 1.0mg, nothindrone D' 0.5mg) tretman fibwom terib fime ak andometrios. Nan mwa mas ak jen ane sa a, Myovant Syans soumet yon aplikasyon maketing pou tablet konpoze religolix nan Medsin yo Ewopeyen an Ajans (EMA) ak FDA a, respektivman, pou tretman an nan modere sentom grav nan fanm ak fibroid oteri. De sentom yo ki pi komen nan fibroid teritwa yo se senyen lou manstrual (HMB) ak doule. Si apwouve, relugolix konpoze tablet ap bay yon plan tretman yon sel-jou pou fanm ki gen fibroid terib.


FDA apwouve Orgovyxrelugolix pou trete kanse nan pwostat pwostat avanse, ki baze sou rezilta yo pozitif nan Etid la III ERO. Sa a se yon owaza, louvri-etiket, paralel-gwoup, milti-peyi etid klinik konpare religolix ak d' leuprolide. Nan plis pase ka 900, sansiblite a androgen nan tretman deprivasyon androgen (ADT) oblije omwen yon ane te pote soti nan pasyan ki gen kanse pwostat avanse. Nan etid la, pasyan yo te owaza asiyen nan yon rapo 2: 1 rapo yo resevwa religolix (yon sel doz loading 360 mg, ki te swiv pa 120 mg yon fwa pa jou) oswa sispansyon depo leuprolide (yon fwa nan mwa mas).


Rezilta yo te montre ke religolix rive nan pwen an efikasite prensipal: 96.7% nan gason nan gwoup la reyalize kontinyel sipresyon testostewon nan nivo castration la (<50ng l)="" during="" 48="" weeks="" of="" treatment,="" while="" the="" proportion="" of="" the="" leuprolide="" acetate="" treatment="" group="" was="">


Anplis de sa, religolix tou te rive nan tout sis pwen segonde kle (tout vale p<0.0001), showing="" that="" it="" is="" better="" than="" leuprolide="" acetate="" in="" terms="" of="" rapid="" and="" deep="" suppression="" of="" testosterone,="" psa="" response,="" and="" testosterone="" recovery="" after="" stopping="" treatment.="" the="" total="" incidence="" of="" adverse="" events="" in="" the="" relugolix="" group="" and="" the="" leuprolide="" acetate="" group="" was="" comparable="" (92.9%="" vs="" 93.5%).="" in="" terms="" of="" major="" adverse="" cardiovascular="" events="" (mace),="" the="" risk="" of="" the="" relugolix="" group="" was="" 54%="" lower="" than="" that="" of="" the="" leuprolide="" acetate="" group="" (incidence="" rate:="" 2.9%="" vs="" 6.2%).="" these="" events="" included="" non-fatal="" myocardial="" infarction,="" non-fatal="" stroke="" and="" all="" due="" to="" death.="" among="" men="" with="" a="" history="" of="" mace,="" there="" was="" an="" 80%="" reduction="" in="" mace="" event="" reports="" in="" the="" relugolix="" group="" compared="" with="" the="" leuprolide="" acetate="" group="" (3.6%="" vs="" 17.8%).="" another="" secondary="" endpoint="" of="" the="" study,="" the="" survival="" period="" without="" castration="" resistance,="" is="" expected="" to="" be="" available="" in="" the="" third="" quarter="" of="">

relugolix

Relugolix chimik estrikti ak mekanis nan aksyon (sous nan fomil estrikti: medchemexpress.com)


Relugolix te devlope pa Pranda, ak Myovant Syans (yon konpayi ki te fome pa Roivant ak Pranda) jwenn lisans lan eksklizif nan mwa jen 2016 eksepte Japon ak lot peyi Azyatik. Nan Japon,eligolikste apwouve nan mwa janvye 2019 ak make anba non an mak Relumina amelyore sentom sa yo ki te koze pa fibwoyid teritwa: menorrhagia, pi ba doule abdominal, doule ki ba ak anemi.


Ozetazini, kanse pwostat se dezyem kanse ki mennen nan gason ak dezyem koz dirijan kanse nan men lezom. Kadyovaskile lanmo se koz prensipal la nan lanmo nan gason ki gen kanse pwostat, kontablite pou 34% nan lanmo nan gason ak kanse pwostat. Kanse pwostat avanse refere a kanse nan pwostat ki gen gaye oswa ki te retounen apre tretman. Li ka gen ladan moun ki gen repetisyon byochimik (PSA le pa gen okenn maladi metastatik sou imajine), lokalman avanse maladi oswa maladi metastatik. Tretman nan kanse pwostat avanse anjeneral gen ladan terapi deprivasyon androgen (ADT), ki diminye omon gason nan yon nivo ki ba anpil, souvan refere yo kom castration. Gonadotropin-divilge omon (GnRH) agonist resepte, tankou terapi leuprolide oswa piki lage pwolonje, yo kounye a estanda a nan swen androgen pou terapi deprivasyon androgen (ADT). Sepandan, GnRH resepte agonist ka gen rapo ak limit mekanism, ki gen ladan potansyelman danjere inisyal ogmante nan nivo omon gason, ki ka egzakte sentom klinik (sa vle di, klinik oswa omon flares), ak reta rekiperasyon testostewon apre yo fin kanpe dwog la.