Ifinatamab deruxtecan - Daiichi Sankyo Company
Alternative Names: DS-7300; DS-7300a; I-DXd; MK-2400Latest Information Update: 29 Apr 2026
At a glance
- Originator Daiichi Sankyo Company
- Developer Daiichi Sankyo Company; Merck & Co
- Class Alkaloids; Antineoplastics; Camptothecins; Drug conjugates; Immunoconjugates; Monoclonal antibodies
- Mechanism of Action DNA topoisomerase I inhibitors
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Orphan Drug Status
Yes - Small cell lung cancer
Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.
- New Molecular Entity Yes
Highest Development Phases
- Preregistration Small cell lung cancer
- Phase III Oesophageal cancer; Prostate cancer; Squamous cell cancer
- Phase II Biliary cancer; Bladder cancer; Breast cancer; Cervical cancer; Colorectal cancer; Endometrial cancer; Head and neck cancer; Liver cancer; Malignant melanoma; Non-small cell lung cancer; Ovarian cancer; Pancreatic cancer
- Phase I/II Solid tumours
Most Recent Events
- 21 Apr 2026 Daiichi Sankyo Company initiates expanded access programme for Ifinatamab deruxtecan for Small cell lung cancer (Late-stage disease, Second-line therapy) (NCT07535359)
- 14 Apr 2026 Preregistration for Small cell lung cancer (Second-line therapy or greater, Metastatic disease) in USA (IV)
- 14 Apr 2026 US FDA accepts NDA for Ifinatamab deruxtecan for Small cell lung cancer (Metastatic disease, Second-line therapy or greater) for review (IV)