REGN9933
As of the edition of 20 October 2026, REGN9933 is a drug known only by a code name: in active development; acts on F11.
Sources: FDA Orange Book and Purple Book, other approval registers, ClinicalTrials.gov, ChEMBL.
The drug
- Status
- Active, 2026
- Kind
- Code name only
- Registered trials
- 9, 0 stopped early
- Disease areas
- Heart and blood vessels; Nervous system; Lungs and airways; Pregnancy and women's health; Urinary and reproductive
US protection
No US approval on record.
With no US approval on record there are no listed US patents or exclusivities.
This is the US only.
Target
| Gene | Protein | UniProt |
|---|---|---|
| F11 | Coagulation factor XI | P03951 |
Registered trials
| Phase | Trials | Completed | Active | Stopped early |
|---|---|---|---|---|
| Phase 1 | 3 | 2 | 1 | 0 |
| Phase 2 | 3 | 2 | 1 | 0 |
| Phase 3 | 3 | 0 | 3 | 0 |
| All trials | 9 |
Who ran its trials
| Company | Role | Years |
|---|---|---|
| Regeneron | Lead sponsor of trials | 2021 to now |