Healthcare In Court

From Entresto To Ozempic: This Week In Generics Litigation

By Hannah Albarazi · September 30, 2025, 6:26 PM EDT

Friction between brand-name and generic-drug makers escalated this past week, with the D.C. Circuit rejecting Novartis' challenge to a generic for heart medication Entresto, Pfizer looking to enforce a patent over its anti-inflammatory drug...

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Case Information

Case Title

NOVO NORDISK A/S et al v. LIFERXMD INC.

Case Number

3:24-cv-09018

Court

New Jersey

Nature of Suit

Trademark

Date Filed

September 06, 2024


Case Title

Novartis Pharmaceuticals Corporation v. Robert F. Kennedy Jr., et al

Case Number

24-5235

Court

Appellate - DC Circuit

Nature of Suit

2890 Other Statutory Actions

Date Filed

October 15, 2024


Case Title

Exeltis USA, Inc. v. Lupin Ltd.

Case Number

25-1239

Court

Appellate - Federal Circuit

Nature of Suit

835 Patent - (ANDA) (Fed. Qst.)

Date Filed

December 03, 2024


Case Title

Pfizer Inc. et al v. Prinston Pharmaceutical Inc.

Case Number

1:25-cv-01202

Court

Delaware

Nature of Suit

Patent - Abbreviated New Drug Application(ANDA)

Date Filed

September 26, 2025