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Aldesleukin

Phase 4

Cervical Cancer | Small molecule | Oncology |Iovance Biotherapeutics, Inc.|Trials Updated: Oct 6, 2026

Aldesleukin development status

Highest phase Phase 4 run by Novartis Pharmaceuticals (NCT00414765)
Phase scored for IOVAPhase 2
Registered trials 86 across 34 sponsors since Nov 1999

Aldesleukin target and mechanism

Molecular targetIL2RA, IL2RG, IL2RB
Target classAgonist
ModalitySmall molecule

Also known as Interleukin-2, Proleukin, IL-2

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLEDDMCBiomarker
Total Trials5
Total Enrollment100

FDA Designations

No designations recorded

Aldesleukin clinical trials

Aldesleukin · 5 trials · 33 indications

Phase 2 1Phase 1 4
NCT05686226E7 TCR-T Cell Immunotherapy for Human Papillomavirus (HPV) Associated CancersCervical Cancer
RECRUITING20 Analytics
PHASE2RECRUITING
E7 TCR-T Cell Immunotherapy for Human Papillomavirus (HPV) Associated Cancers
Cervical CancerUnlock trial analytics

Study Endpoints

Primary Endpoints

Tumor response
5 years

Objective tumor response as measured by RECIST

Document the feasibility of local manufacture of ACT product from drained pleural effusions using the CliniMACS Prodigy® device
30 days

flow cytometry for cellular ACT identity

To demonstrate the safety of intrapleural administration of the locally manufactured ACT product plus Interleukin 2 (IL-2) to study patients
5 years

incidence of Treatment-Emergent Adverse Events (Safety) of intrapleural administration of the locally manufactured ACT product, as assessed by Common Terminology Criteria for Adverse Events (CTCAE) version 5.0.

Feasibility of administering E7 TCR-T cell therapy as induction treatment for LAHPVC
6 weeks

Proportion of subjects who complete treatment without an event that meets criteria for feasibility failure

Maximum tolerated dose (MTD) of KK-LC-1 TCR-T cells
30 days

The highest dose level achieved according to the protocol-defined criteria for DLTs and determination of MTD.

Adverse event profile and the maximum tolerate dose of Treg-enriched infusion plus 8-week low-dose IL-2
24 weeks post Treg infusion, with continued follow-up for participants on extended duration IL-2 therapy.

Adverse events are considered dose-limiting toxicities by the criteria defined in protocol Section 6.2. If 1 or 0 out of 5 participants in the same dose-level cohort experience a DLT, escalation to the next dose level will take place. If this is dose-level C, then dose C is the MTD. If 2 or more participants out of 5 in the same dose level experience a DLT, then the previous dose-level will be the MTD. If this is dose-level A, accrual will stop.

Secondary Endpoints

Adverse Events
5 years
To document changes in the pleural fluid secretome secondary to local therapeutic ACT product infusion.
30 days
To document changes in the pleural cellular composition secondary to local therapeutic ACT product infusion
30 days
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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
E7 TCR-T cellsEXPERIMENTALSubjects will receive a conditioning regimen, E7 TCR-T cells, and aldesleukin.
locally manufactured adoptive cellular therapeutic (ACT) productEXPERIMENTALSingle dose, intrapleural delivery (via indwelling pleural catheter) of adoptive cellular therapy (ACT) product derived from autologous pleural infiltrating T-cells. Low dose Interleukin-2 (IL-2) will also be administered intrapleural at the dose of 20 milliliters (mL) at 1 x 10⁵ International Units (IU)/mL starting approximately 2 hours after ACT infusion and every 8 to 16 hours thereafter, as tolerated, for up to 4 doses (total 8 x 10⁶ IU).
KK-LC-1 TCR-T cellsEXPERIMENTALSubjects will receive a conditioning regimen, KK-LC-1 TCR-T cells, and aldesleukin.
Treg-enriched infusion plus 8-week low-dose Interleukin-2EXPERIMENTALTreg-enriched Cell Dose: Participants will be targeted to a defined dose of donor Treg-enriched total nucleated cells. Initial enrollment will be at target dose-level A. Subsequent cohorts will be dose escalated/de-escalated per the schema. Interleukin-2: Starting the day of Treg-enriched cell infusion, each participant will receive daily subcutaneous IL-2 for self-administration for 8 weeks, followed by a 4-week hiatus. IL-2 will be administered on an outpatient basis. Expected toxicities and potential risks as well as dose modifications are described in Section 6 (Expected Toxicities and Dosing Delays/Dose Modification).

Interventions

NameTypeDescription
E7 TCR-T cellsBIOLOGICALParticipants will receive a conditioning regimen consisting of cyclophosphamide and fludarabine. E7 TCR-T cells will be administered as a single intravenous infusion.
AldesleukinDRUGWithin 24 hours after E7 TCR-T cell infusion, aldesleukin 720,000 IU/kg IV every eight hours will be administered for up to six doses. Aldesleukin dosing will be stopped for aldesleukin-related grade 3 or greater toxicity other than flushing, fever, chills, or hemodynamic changes (tachycardia or hypotension) that respond to crystalloid infusion. Aldesleukin may also be stopped at any time at investigator discretion.
locally manufactured adoptive cellular therapy (ACT) productBIOLOGICALSingle dose, intrapleural delivery (via indwelling pleural catheter) of adoptive cellular therapy (ACT) product derived from autologous pleural infiltrating T-cells.
Interleukin-2DRUGLow dose Interleukin-2 (IL-2) will also be administered intrapleural at the dose of 20 milliliters (mL) at 1 x 10⁵ International Units (IU)/mL starting approximately 2 hours after ACT infusion and every 8 to 16 hours thereafter, as tolerated, for up to 4 doses (total 8 x 10⁶ IU).
KK-LC-1 TCR-T cellsBIOLOGICALParticipants will receive a conditioning regimen consisting of cyclophosphamide and fludarabine. KK-LC-1 TCR-T cells will be administered as a single intravenous infusion.
Treg-enriched infusionOTHERTreg-enriched Cell Dose: Participants will be targeted to a defined dose of donor Treg-enriched total nucleated cells. Initial enrollment will be at target dose-level A. Subsequent cohorts will be dose escalated/de-escalated per the schema
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites3

Inclusion Criteria: Subjects must meet all the following criteria to participate in this study. 1. Histologically or cytologically confirmed metastatic or refractory/recurrent HPV-16+ cancer. 2. Tumor and/or blood with HPV16 genotype as determined by testing performed in a Clinical Laboratory Impro...

Countries:United States
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Recent Changes (Last 90 Days)

MEDIUMOct 6, 2026NCT05639972primaryCompletionDate: changed
MEDIUMOct 6, 2026NCT05639972primaryCompletionDate: changed
MEDIUMAug 25, 2026NCT05483491primaryCompletionDate: changed
MEDIUMAug 25, 2026NCT05483491primaryCompletionDate: changed
MEDIUMAug 4, 2026NCT07192900primaryCompletionDate: changed
MEDIUMAug 4, 2026NCT07192900primaryCompletionDate: changed

Frequently asked questions about Aldesleukin

What is Aldesleukin?

Aldesleukin is an investigational small molecule developed by Iovance Biotherapeutics, Inc. (IOVA). It is being studied in oncology across several cancer types, including cervical cancer, gastric cancer, and malignant pleural effusion, as well as in chronic graft versus host disease. It is currently in Phase 2 clinical development.

What does Aldesleukin target?

Aldesleukin targets the interleukin-2 receptor subunits IL2RA, IL2RG, and IL2RB. It acts as an agonist at these receptors, meaning it activates signaling through the IL-2 receptor complex. This receptor-targeting mechanism underlies its investigation in oncology and immune-related conditions.

Who makes Aldesleukin?

Aldesleukin is being developed by Iovance Biotherapeutics, Inc., which trades on the Nasdaq under the ticker IOVA. The company is sponsoring the clinical trials evaluating the drug in cancer and chronic graft versus host disease.

What phase is Aldesleukin in?

Aldesleukin is in Phase 2 clinical development. It is an investigational agent and has not been approved by the FDA for the indications being studied. The program includes one active trial, with no completed trials reported.

What clinical trials is Aldesleukin in?

Aldesleukin is being evaluated in clinical trials including NCT07192900, a Phase 1 study in malignant pleural effusion and pleural disease, NCT05686226, a Phase 2 study in HPV-associated cancers including cervical cancer, NCT05639972, a Phase 1 study in HPV-associated cancers, and NCT05483491, a Phase 1 study in gastric, breast, cervical, and lung cancer.

Is Aldesleukin the same as Interleukin-2?

Yes, Aldesleukin is also known as Interleukin-2. Both names refer to the same agent, so searches for either term point to the same drug candidate being developed by Iovance Biotherapeutics, Inc. for oncology and related indications.