Who are Proleukin's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Ontak, Ontak, Chrft5, Zenapax, Proleukin, Ontak.

How often does this brief refresh?

Every 30 minutes from primary sources (FDA, EMA, MHRA, PMDA, ClinicalTrials.gov, USPTO). Subscribe to the RSS feed below for push alerts.

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Last reviewed 2026-05-13 · How we verify

Proleukin — Competitive Intelligence Brief

Proleukin (ALDESLEUKIN) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Lymphocyte Growth Factor [EPC]. Area: Oncology.

marketed Lymphocyte Growth Factor [EPC] Interleukin-2 receptor Oncology Recombinant protein Live · refreshed every 30 min

Target snapshot

Proleukin (ALDESLEUKIN) — Chiron.

Comparator set (6 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

Drug	Generic	Sponsor	Phase	Class	Target	Approval / PDUFA
Proleukin TARGET	ALDESLEUKIN	Chiron	marketed	Lymphocyte Growth Factor [EPC]	Interleukin-2 receptor	1992-01-01
Ontak	E7777	Eisai	marketed	CD25-directed Cytotoxin	Interleukin-2 receptor	1999-01-01
Ontak	DENILEUKIN DIFTITOX	Eisai	marketed	CD25-directed Cytotoxin [EPC]	Interleukin-2 receptor	1999-01-01
Chrft5	BASILIXIMAB	Novartis	marketed	Interleukin-2 Receptor Blocking Antibody [EPC]	Interleukin-2 receptor subunit alpha	1998-01-01
Zenapax	DACLIZUMAB	Hoffman-La Roche	marketed	Interleukin-2 Receptor Blocking Antibody	Interleukin-2 receptor	1997-01-01
Proleukin	Proleukin	University of Minnesota	marketed		Interleukin-2 receptor
Ontak	Ontak	The University of Texas Health Science Center at San Antonio	marketed		Interleukin-2 receptor

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

No upcoming patent expiries for this set.

Sponsor landscape (Lymphocyte Growth Factor [EPC] class)

Guna spa · 2 drugs in this class
Bayer Healthcare Pharms · 1 drug in this class
Chiron · 1 drug in this class
SPP Pharmaclon Ltd. · 1 drug in this class
University of British Columbia · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Proleukin — Competitive Intelligence Brief. https://druglandscape.com/ci/aldesleukin. Accessed 2026-05-13.

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