Which drugs does patent 8,163,723 protect, and when does it expire?
Patent 8,163,723 protects DYMISTA and is included in one NDA. There has been one Paragraph IV challenge on Dymista.
Protection for DYMISTA has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.
This patent has forty-five patent family members in twenty-seven countries.