Annual Drug Patent Expirations for XOPENEX
Xopenex is a drug marketed by Akorn and Sunovion and is included in two NDAs. It is available from two suppliers. There are three patents protecting this drug and three Paragraph IV challenges.
The generic ingredient in XOPENEX is levalbuterol tartrate. Two suppliers are listed for this compound. Additional details are available on the levalbuterol tartrate profile page.
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