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Tadekinig Alfa (IL-18BP) Rescue Therapy for CAR T Cell Related Cytokine Release Syndrome (CRS) and HLH-like Syndrome

NCT05306080 · Status: RECRUITING · Phase: EARLY_PHASE1 · Type: INTERVENTIONAL · Enrollment: 10

Last updated 2026-03-03

No results posted yet for this study

Summary

This is a pilot, open-label study to assess the safety and feasibility of using investigational drug(s) as rescue therapies for CAR T cell related CRS and HLH-like syndrome (CRHLS).

Conditions

  • CRS - Cytokine Release Syndrome
  • HLH

Interventions

DRUG

Tadekinig alfa (IL-18BP)

Tadekinig alfa will be administered via subcutaneous injection. The site of subcutaneous injection should be rotated to avoid injection site reactions; e.g. the outside of the thighs, arms, and the various quadrants of the anterior abdominal wall. * Injection #1/Day 1: o Loading dose of 4 mg/kg; Maximum dose of 350 mg. * Repeat Injection(s): 2 mg/kg/injection; Maximum dose of 160 mg/injection. Missed doses will not be made up. * Injection #2/Day 3: Approximately 48 hours (+/- 5 hours) after receipt of the 1st injection. * Injection #3/Day 5: Approximately 48 hours (+/- 5 hours) after receipt of the 2nd injection. * Continued Dosing (Optional): Approximately q48-72 hours; If the subject is responsive to initial therapy, but has ongoing symptoms of CRS/CRHLS.

Sponsors & Collaborators

Study Design

Allocation
NA
Purpose
TREATMENT
Masking
NONE
Model
SINGLE_GROUP

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2022-04-17
Primary Completion
2028-01-31
Completion
2028-04-30
FDA Drug
Yes

Countries

  • United States

Study Locations

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Entities

Companies

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT05306080 on ClinicalTrials.gov