azelastine hydrochloride · Viatris · NDA 022203
Astepro
Earliest generic entry, as listed
4 Jun 2028
No marketed reference-listed strength; date taken from all listed strengths.
Blocked by patent: US 8071073.
Listed patents · 1 unexpired
| Patent | Claims | Expires |
|---|---|---|
| US 8071073 | product | 4 Jun 2028 |
Exclusivities · 0 unexpired
No unexpired exclusivities listed.
Paragraph IV certifications · 0
No Paragraph IV certification listed by FDA for this drug.
The list shows that a generic applicant certified to FDA that a listed patent is invalid or not infringed. It does not show litigation, settlements or launch timing.
Event history
No events yet. The first ingestion only records products entering their 12-month window; changes appear from the next Orange Book update.
Products covered · 2
| NDA · product | Form | Strength | Listed expiry |
|---|---|---|---|
| 022203 · 001 · RLD · discontinued | spray, metered, nasal | 0.137MG/SPRAY **Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons** | 4 Jun 2028 |
| 022203 · 002 · discontinued | spray, metered, nasal | 0.2055MG/SPRAY | 4 Jun 2028 |