Qwo Purple Book BLA 761146

BLA number: 761146
Proprietary names: Qwo
Proper names: collagenase clostridium histolyticum-aaes
Applicant: Endo Global Aesthetics Limited
Center: CDER
First observed release: 2020-07-01
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
Product	Proprietary name	Proper name	License type	Strength	Dosage form	Route	Presentation	Marketing	Licensure	Approval	Patent list provided
001	Qwo	collagenase clostridium histolyticum-aaes	351(a)	.92MG	For Injection	Subcutaneous	Single-Dose Vial	Disc	Voluntarily Revoked	2020-07-06
002	Qwo	collagenase clostridium histolyticum-aaes	351(a)	1.84MG	For Injection	Subcutaneous	Single-Dose Vial	Disc	Voluntarily Revoked	2020-07-06

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
Release	Event	Product	Name	License type	Status	Applicant
2026-04-01	U	001	Qwo	351(a)	Disc	Endo Global Aesthetics Limited
2026-04-01	U	002	Qwo	351(a)	Disc	Endo Global Aesthetics Limited
2020-07-01	N	001	Qwo	351(a)	Rx	Endo Global Aesthetics Limited
2020-07-01	N	002	Qwo	351(a)	Rx	Endo Global Aesthetics Limited

Observed Product State History#

Release, Product, Name table
Release	Product	Name	License type	Marketing	Licensure	Approval
2026-04-01	001	Qwo	351(a)	Disc	Voluntarily Revoked	2020-07-06
2026-04-01	002	Qwo	351(a)	Disc	Voluntarily Revoked	2020-07-06
2020-07-01	001	Qwo	351(a)	Rx	Licensed	2020-07-06
2020-07-01	002	Qwo	351(a)	Rx	Licensed	2020-07-06