Wednesday, July 8, 2026

Drug profile · INN

denileukin diftitox

denileukin diftitox (ONTAK) is a interleukin-2 receptor binding agent. Current US regulatory status: approved.

FDA: approved
US status approved
Patents linked 0
Pipeline programs 2
News articles 0
Drug details — denileukin diftitox
US status
approved
Class
Route
Patents
0
Programs
2
Data quality
0.81

Quick answer

denileukin diftitox (ONTAK) is a interleukin-2 receptor binding agent. Current US regulatory status: approved.

Key facts

INN denileukin diftitox
Brand ONTAK
Mechanism Interleukin-2 receptor binding agent
Target Elongation factor 2
Formulation VIAL

Mechanism of action

Interleukin-2 receptor binding agent

Primary target: Elongation factor 2

Approval history

Authority Status Date
FDA approved

Pipeline programs

  1. denileukin diftitox Phase 2 · LIGAND PHARMACEUTICALS · Drug/Agent Toxicity by Tissue/Organ
  2. ONTAK (denileukin difitox, DAB389IL-2) Approved · LIGAND PHARMACEUTICALS · Lymphoma, T-Cell, Cutaneous

Related & competitor drugs

  1. denileukin diftitox-cxdl Elongation factor 2 inhibitor
  2. tagraxofusp-erzs Elongation factor 2 inhibitor
  3. oportuzumab monatox Antineoplastic and immunomodulating agents (L01)
  4. tagraxofusp Antineoplastic and immunomodulating agents (L01)

Frequently asked questions

What is denileukin diftitox?

denileukin diftitox (ONTAK) is a interleukin-2 receptor binding agent. Current US regulatory status: approved.

What is the brand name for denileukin diftitox?

ONTAK is a marketed brand name for denileukin diftitox. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of denileukin diftitox?

denileukin diftitox has approved status in the United States according to our Drugs@FDA-derived records. Verify on the official FDA label before clinical or commercial decisions.