Padcev (enfortumab vedotin-ejfv), a Nectin-4-directed antibody and microtubule inhibitor conjugate, has received FDA approval for adult patients with locally advanced or metastatic urothelial cancer who have previously received a programmed death receptor-1 (PD-1) or programmed death-ligand (PD-L1) inhibitor and platinum-containing chemotherapy, or are ineligible for cisplatin-containing chemotherapy and have previously received one or more prior lines of therapy.
In April 2025, announcements from the two most influential biomedical agencies in the US, the FDA and the NIH, declared that both will seek to reduce and minimize animal-based testing and experimentation. These declarations sparked joy in some circles, and deep concern in others that was reflected in a 28% fall in the share price of Charles River Labs (NYSE: NYSE:CRL).
