Ragwitek Purple Book BLA 125478

BLA number
125478
Proprietary names
Ragwitek
Proper names
Short Ragweed Pollen Allergen Extract
Applicant
ALK - Abello A/S
Center
CBER
First observed release
2020-08-01
Latest observed release
2026-06-01
Newest archive release
2026-06-01
FDA patent list
No patents listed in the captured FDA patent list; source updated 2025-06-11
Coverage
Present in newest release

Latest Known Product Presentations#

Product, Proprietary name, Proper name table
ProductProprietary nameProper nameLicense typeStrengthDosage formRoutePresentationMarketingLicensureApprovalPatent list provided
001RagwitekShort Ragweed Pollen Allergen Extract351(a)12 AMB A 1-UNITS/TabletTabletSublingualBlister PackRxLicensed2014-04-17
002RagwitekShort Ragweed Pollen Allergen Extract351(a)12 AMB A 1-UTABS/CTTabletSublingualBlister PackRxLicensed2021-04-16

Published Patent List#

No patents for this BLA were listed in the FDA Purple Book patent list captured from the source updated 2025-06-11.

Official Monthly Change Events#

Release, Event, Product table
ReleaseEventProductNameLicense typeStatusApplicant
2021-05-01U001Ragwitek351(a)RxALK - Abello A/S
2021-04-01N002Ragwitek351(a)RxALK - Abello A/S
2020-08-01R001Ragwitek351(a)RxALK - Abello A/S

Observed Product State History#

Release, Product, Name table
ReleaseProductNameLicense typeMarketingLicensureApproval
2021-04-01002Ragwitek351(a)RxLicensed2021-04-16
2020-08-01001Ragwitek351(a)RxLicensed2014-04-17