Shots:
The US FDA has granted approval to expand the use of Pathway HER2 (4B5) & Ventana HER2 Dual ISH tests to identify HER2+ metastatic gastroesophageal adenocarcinoma (GEA), incl. gastric, GEJ & esophageal adenocarcinoma
The companion diagnostics can help identify pts who may be eligible for HER2-targeted treatment with two Ziihera (zanidatamab-hrii) regimens for 1L…
Shots:
The US FDA has approved the sBLA for Tevimbra (tislelizumab) + Ziihera (zanidatamab) & CT for the 1L treatment of adults with unresectable locally advanced or metastatic HER2+ gastric, gastroesophageal junction, or esophageal adenocarcinoma (GEA)
Approval was based on the P-III (HERIZON-GEA-01) assessing the efficacy & safety of Ziihera+ CT, with and without Tevimbra, to the…
Shots:
ALX Oncology presented data from exploratory analyses of P-Ib/II trial assessing evorpacept + Ziihera in pts with heavily pre-treated HER2+ mBC, all of whom had received prior Enhertu therapy, at ESMO Breast Cancer 2026
Exploratory analyses in 24 pts treated with evorpacept + Ziihera at dosages of 20mg/kg (n=3) or 30mg/kg (n=21), showed a…
Shots:
Zymeworks secured $250M from Royalty Pharma via a non-recourse royalty-backed note, repayable from 30% of worldwide tiered royalties on Ziihera owed by Jazz Pharmaceuticals and BeOne Medicines
Royalty will receive payments until it achieves 1.65x of the note by Dec 31, 2033, or 1.925x thereafter; Zymeworks retains 70% of royalties during repayment, with full…
Shots:
The P-III (HERIZON-GEA-01) trial assessed Ziihera + CT ± Tevimbra vs Herceptin + CT as the 1L treatment in 914 adults with HER2+ locally advanced or metastatic GEA
Ziihera + CT & Ziihera + Tevimbra + CT showed prolonged PFS with 35% risk reduction delivering mPFS of 12.4mos., with mOS of 24.4 & 26.4mos., respectively,…
Shots:
Jazz Pharmaceuticals and partners presented seven abstracts from their oncology development program at ASCO 2025
Robert Iannone, CMO, EVP, Global Head of Research and Development, and Chief Medical Officer at Jazz Pharmaceuticals, in an engaging discussion with PharmaShots, shared four-year follow-up data from an ongoing P-II trial of Ziihera in combination with CT for…
Shots:
PharmaShots has compiled a list of US FDA-approved drugs in the month of November 2024
The US FDA has approved a total of 5 new drugs including 4 new molecular entities and 1 biologic leading to the treatment of patients and advances in the healthcare industry
The major highlighted drug was Jazz Pharmaceuticals’ Ziihera…
Shots:
The US FDA’s accelerated approval of Ziihera (50mg/mL, IV) was based on P-IIb (HERIZON-BTC-01) study in patients (n=87) with HER2+, locally advanced unresectable or metastatic BTC across 2 arms, based on tumor IHC status
Efficacy in 62 HER2+ BTC patients (arm 1 of HERIZON-BTC-01) showed a 52% ORR & 14.9mos. mDoR. Continued approval depends…

