Novartis Flags Legal Gap as MSN Eyes Generic Entresto Launch

MSN Laboratories Pvt. Ltd. is pushing to launch its generic Entresto during a brief legal window before a federal judge decides on Novartis AG‘s request to block the cheaper version of its blockbuster drug for six more months.

In a joint letter filed Monday in the US District Court for the District of Delaware, Novartis warned that MSN could launch during a brief procedural gap—the period between the Federal Circuit issuing its mandate and the district court ruling on a new injunction or FDA approval delay. The US Court of Appeals for the Federal Circuit last month revived US ...