ZYDUSLIFE Zydus Lifesciences Ltd Legal Disputes Announcement 2025 - Patent Litigation Update Zydus Lifesciences Ltd reported that a US court upheld a patent validity for Astellas Pharma's product Myrbetriq, with further litigation scheduled for 2026; no immediate financial implications were stated..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Zydus Lifesciences Ltd