Perrigo can commrecially launch desloratadine after settlement of patent litigation

All Hatch-Waxman litigations relating to Perrigo's Desloratadine tablets (5 mg) has been settled with Perrigo taking a license under all relevant patents. Perrigo had been sued for patent infringement of US Patent Nos. 6100274, 7214683 and 7214684 based upon its filing of an ANDA containing a Paragraph IV certification. As per the settlement, Perrigo can commercially launch its generic Desloratadine product on July 1, 2012, or earlier in certain circumstances. The new product launch may be a prescription or OTC product depending on its status at the time of launch. The Perrigo product is awaiting FDA approval. Perrigo's generic seeks an AB-rating as equivalent to Schering-Plough's Clarinex(R) tablets (5 mg) indicated for the treatment of seasonal allergic rhinitis, perennial allergic rhinitis and chronic idiopathic urticaria. Sales for the brand were approximately $300 million, according to Wolters Kluwer data for the twelve months ending October 2008.