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Actinex — Competitive Intelligence Brief
marketed
masoprocol
Aromatase
Metabolic
Small molecule
Live · refreshed every 30 min
Target snapshot
Actinex (MASOPROCOL).
Comparator set (6 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| Actinex TARGET | MASOPROCOL | marketed | masoprocol | Aromatase | 1992-01-01 | |
| Kisqali | ribociclib | Novartis | marketed | CDK4/6 inhibitor; aromatase inhibitor | Cyclin-dependent kinase (CDK) 4 and 6; aromatase enzyme | 2017-01-01 |
| Aromasin | exemestane | Pfizer | marketed | Aromatase Inhibitor [EPC] | Aromatase | 1999-01-01 |
| Femara | letrozole | Novartis AG | marketed | Aromatase Inhibitor [EPC] | Cytochrome P450 11B2, mitochondrial, Aromatase, Cytochrome P450 11B1, mitochondrial | 1997-07-25 |
| Arimidex | anastrozole | AstraZeneca | marketed | Aromatase inhibitor | Aromatase enzyme | 1995-12-27 |
| ANASTROZOLE | ANASTROZOLE | marketed | Aromatase Inhibitor [EPC] | aromatase | 1995-01-01 | |
| Cytadren | AMINOGLUTETHIMIDE | Novartis | marketed | Adrenal Steroid Synthesis Inhibitor | Aromatase | 1980-01-01 |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (masoprocol class)
- · 1 drug in this class
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- Whole masoprocol class — RSS
Cite this brief
Drug Landscape (2026). Actinex — Competitive Intelligence Brief. https://druglandscape.com/ci/masoprocol. Accessed 2026-05-13.
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