Pirenzepine
As of the edition of 20 October 2026, Pirenzepine is a small molecule: marketed; acts on CHRM1.
Sources: FDA Orange Book and Purple Book, other approval registers, ClinicalTrials.gov, ChEMBL.
The drug
- Status
- Marketed
- Kind
- Small molecule
- Brand name
- Gastrozepin
- Approvals on record
- 1 in 1 region
- Holder of the most recent approval
- Hikma Farmacêutica (Portugal), S.A.
- Registered trials
- 2, 0 stopped early
- Disease areas
- Hormones; Nervous system; Nutrition and metabolism
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 |
|---|---|---|
| CHRM1 | Muscarinic acetylcholine receptor M1 | P11229 |
Registered trials
| Phase | Trials | Completed | Active | Stopped early |
|---|---|---|---|---|
| Phase 2 | 2 | 2 | 0 | 0 |
| All trials | 2 |