PROLEUKIN
LOE Approachingaldesleukin
BLAINTRAVENOUSVIAL
Approved
May 1992
Lifecycle
LOE Approaching
Competitive Pressure
30/100
Clinical Trials
20
Data completeness
2/8 — Basic
Drug data last refreshed Yesterday · AI intelligence enriched 2w ago
AI summarySynthesized from FDA + DailyMed + ClinicalTrials.gov data
PROLEUKIN (aldesleukin) is a recombinant interleukin-2 (IL-2) lymphocyte growth factor administered intravenously. It is a biologic immunotherapy that stimulates T-cell proliferation and activation. Approved in 1992, it represents one of the earliest cytokine-based cancer immunotherapies.
LOE Approaching
With LOE approaching and moderate competitive pressure (30/100), the brand team is likely consolidating and preparing for generic/biosimilar erosion; headcount stability expected in core roles.
Mechanism of Action
Pharmacologic Class:
Lymphocyte Growth Factor
Indications
Indication data is being enriched from DailyMed and FDA labeling. Check back soon for approved therapeutic uses.
Clinical Trials (20)
A Prospective, Single-arm, Multicenter Exploratory Clinical Study of Anlotinib Combined With Bempegaldesleukin and Conventional Chemoradiotherapy for the Treatment of Unresectable Locally Advanced or Metastatic Soft Tissue Sarcoma.
Started Oct 2025
46 enrolled
Locally Advanced Soft Tissue Sarcoma
A Phase 2b Study to Evaluate Rezpegaldesleukin (Rezpeg) in the Treatment of Severe to Very Severe Alopecia Areata in Adult Patients (Rezolve AA)
Started Apr 2024
94 enrolled
Alopecia Areata
A Phase 2b Study to Evaluate Rezpegaldesleukin (Rezpeg) in the Treatment of Adult Patients With Moderate-to-Severe Atopic Dermatitis
Started Nov 2023
396 enrolled
Moderate to Severe Atopic Dermatitis
Bempegaldesleukin (NKTR-214) With Radiation and Anti-PD-1 Immunotherapy for Head and Neck Squamous Cell Carcinoma
Started Aug 2021
5 enrolled
Head and Neck Cancer
A Study of Bempegaldesleukin (BEMPEG: NKTR-214) in Combination With Nivolumab in Children, Adolescents and Young Adults With Recurrent or Treatment-resistant Cancer
Started Jun 2021
15 enrolled
EpendymomaEwing SarcomaHigh-grade Glioma+7 more
Data Sources
- Drug label: DailyMed / FDA
- Clinical trials: ClinicalTrials.gov
- Patent data: FDA Orange Book
- Spending data: CMS Medicare
The information on this page is for informational purposes only and should not be used as a substitute for professional medical advice. Drug information is sourced from FDA, DailyMed, and other government databases. Adverse event data from FAERS does not establish causation. Always consult a healthcare professional for medical decisions.