Biotechnology Marking a new step forward in its international growth, Spanish privately-held pharma company Esteve has entered into an agreement with Sanofi to acquire French pharma major Sanofi’s Caprelsa (vandetanib) rights in more than 50 countries, a treatment that is used in adults and children above five years of age to treat aggressive and symptomatic medullary thyroid cancer. 1 July 2025