Backed by fresh phase III data showing a combination of the IDH1 gene inhibitor Tibsovo (ivosidenib) and azacitidine significantly improved event-free survival and overall survival for adults with previously untreated IDH1-mutated acute myeloid leukemia (AML) vs. azacitidine alone, Cstone Pharmaceuticals Co. Ltd. is working to bring the treatment to Chinese AML patients “as soon as possible,” a spokesperson told BioWorld.
Arcturus Therapeutics Holdings Inc. reported that ARCT-154, its self-amplifying mRNA COVID-19 vaccine, showed efficacy of 55% against infection and 95% efficacy against severe disease, meeting the primary and key secondary endpoints of the ongoing phase I/II/III trial. While the company’s stock (NASDAQ:ARCT) regained much of its initial 25% drop to close the day, investors continue to await further data to determine where Arcturus’ vaccine will fit in with available COVID-19 vaccines.
Shionogi & Co. Ltd.’s plan to make ensitrelvir, an oral antiviral for COVID-19, the first domestically approved COVID-19 treatment has hit a snag. Animal studies showed the drug, also known as S-217622, disturbed fetal development, according to media reports.
Beigene Ltd.’s BTK inhibitor Brukinsa (zanubrutinib) has met the primary endpoints in a phase III trial to treat patients with relapsed or refractory chronic lymphocytic leukemia or small lymphocytic lymphoma.
China’s Ministry of Science and Technology issued a draft rule on regulations governing sharing of human genetic resources that provides clarity on parts of the regulation that were previously ambiguous, Katherine Wang, partner at Ropes & Gray in Shanghai, told BioWorld.
The quixotic course of the cancer therapy Ontak continues with new top-line data from Citius Pharmaceuticals Inc. The company’s phase III study of I/Ontak (E-7777), a reformulation of previously FDA-approved oncology treatment Ontak (denileukin diftitox), was consistent with the prior formulation. No new safety signals were identified in treating persistent or recurrent cutaneous T-cell lymphoma.
Ark Biopharmaceutical Co. Ltd.’s phase III testing its ziresovir in infants hospitalized with respiratory syncytial virus (RSV) infection produced positive top-line results, meeting both the primary endpoint of reduction in signs and symptoms (S&S) score (p=0.002) and a key secondary endpoint of reduction in viral load (p=0.006) compared with placebo. The company said it is the first oral RSV antiviral to be successful in phase III.
Shanghai Allist Pharmaceuticals Co. Ltd.’s third-generation EGFR tyrosine kinase inhibitor, furmonertinib, met its primary endpoint in a phase III trial, demonstrating longer progression-free survival vs. first-generation EGFR TKI Iressa (gefitinib, Astrazeneca plc) as first-line therapy for locally advanced or metastatic EGFR mutation-positive non-small-cell lung cancer.
Shares of Suzhou, China-based Kintor Pharmaceutical Ltd. (HKEX:9939) rose to HKD28.85 (US$3.68), up HKD14.87, or 106%, after the firm reported top-line data from the phase III multiregional trial with proxalutamide in people with mild to moderate COVID-19 infection, regardless of vaccination status or risk factors.
The beleaguered PI3K-delta inhibitor space took another blow after MEI Pharma Inc. and partner Kyowa Kirin Co. Ltd. said the U.S. FDA won’t greenlight zandelisib without data from a randomized study.