Clinical trial Recruiting at 1 site Phase 2 Interventional Ages 12 and up

Using tocilizumab to treat acute chest syndrome in sickle cell disease

Official title: Low-Dose Tocilizumab for Acute Chest Syndrome in Sickle Cell Disease

Run by University of Chicago · NCT05640271 · Data updated 2026-11-12

This study is testing if a low dose of tocilizumab can help people with sickle cell disease who have acute chest syndrome feel better during their hospital stay.

More Sickle Cell Disease trials

Quick facts

PhasePhase 2
Study typeInterventional
Ages12 Years and up
SexAll
Enrollment200 (estimated)
SponsorUniversity of Chicago
Academic / other
Drugs / interventionsAdalimumab, Alemtuzumab, Atezolizumab, Belimumab, Blinatumomab, Brentuximab, Certolizumab, Daratumumab, Durvalumab, Eculizumab, Elotuzumab, Gemtuzumab, Golimumab, Ibritumomab, Infliximab, Inotuzumab, Ipilimumab, Ixekizumab, Moxetumomab, Nivolumab, Obinutuzumab, Ocrelizumab, Ofatumumab, Pembrolizumab, Polatuzumab, Rituximab, Sarilumab, Secukinumab, Tocilizumab, Tositumumab, Tremelimumab, Urelumab, Ustekinumab, Acalabrutinib, Ibrutinib, Zanubrutinib, Baricitinib, Ruxolitinib, Tofacitinib, Upadacitinib, CAR-T, chimeric antigen receptor
Locations1 site (Chicago, Illinois)
StatusRecruiting
StartedApril 10, 2023
Main results expectedDecember 2026
Study endsJune 2027
Registry record updatedSeptember 15, 2026
Trial IDNCT05640271 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 12 and older with a prior diagnosis of sickle cell disease.

Probably not a fit

Patients who are pregnant, breastfeeding, or have certain medical conditions such as neutropenia or thrombocytopenia may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This phase II interventional study evaluates the effectiveness of a low dose of tocilizumab in treating acute chest syndrome in patients with sickle cell disease. Participants aged 12 and older will be randomly assigned to receive either tocilizumab or a placebo, with doses administered intravenously. The study will monitor oxygen levels, clinical outcomes, and laboratory markers over the course of hospitalization. The goal is to determine if tocilizumab can improve patient outcomes by targeting elevated interleukin-6 levels associated with acute chest syndrome.

Why it matters

Potential benefit: If successful, this treatment could significantly improve recovery and clinical outcomes for patients experiencing acute chest syndrome due to sickle cell disease.

How similar studies have gone: While the use of tocilizumab has shown promise in other conditions, this specific application for acute chest syndrome in sickle cell disease is novel and has not been extensively tested.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Adults ≥ 12 years of age
* Prior diagnosis of sickle cell disease (Hb SS, Hb SC, Hb Sb+, and Hb Sb0)

Exclusion Criteria:

* Pregnant patients or breastfeeding mothers.
* Prior treatment with gene therapy or a stem cell transplant.
* Current enrollment in a clinical trial involving an FDA-regulated drug or biologic.
* Current neutropenia (absolute neutrophil count \< 1000/mm\^3)
* Current thrombocytopenia (platelet count \< 50,000 mm\^3)
* Aspartate aminotransferase (AST) or alanine transaminase (ALT) \> 10 times the upper limit of normal (ULN)
* History of tuberculosis (TB).
* Positive purified protein derivative (PPD) TB screening test.
* On active therapy with a Bruton's tyrosine kinase-targeted agent, which include the following: Acalabrutinib, Ibrutinib, Zanubrutinib
* On active therapy with a JAK2-targeted agent, which include the following: Baricitinib, Ruxolitinib, Tofacitinib, Upadacitinib
* Any of the following biologic immunosuppressive agent (and any biosimilar versions thereof) administered in the past 6 months:

Abatacept, Adalimumab, Alemtuzumab, Atezolizumab, Belimumab, Blinatumomab, Brentuximab, Certolizumab, Daratumumab, Durvalumab, Eculizumab, Elotuzumab, Etanercept, Gemtuzumab, Golimumab, Ibritumomab, Infliximab, Inotuzumab, Ipilimumab, Ixekizumab, Moxetumomab, Nivolumab, Obinutuzumab, Ocrelizumab, Ofatumumab, Pembrolizumab, Polatuzumab, Rituximab, Sarilumab, Secukinumab, Tocilizumab, Tositumumab, Tremelimumab, Urelumab, Ustekinumab

Where it's running

  • University of Chicago
    Chicago, Illinois, United States
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

  • Tocilizumab for Acute Chest Syndrome in Sickle Cell Disease

    This study tests whether a single infusion of tocilizumab can help people with sickle cell disease and acute chest syndrome come off oxygen and respiratory support faster.

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  • Morphine removal and kidney filtering in adults with sickle cell crises in intensive care

    This project will test how quickly morphine is cleared from the body in adults with sickle cell disease admitted to intensive care for vaso-occlusive crisis or acute chest syndrome, and whether faster kidney filtering leads to lower morphine levels.

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  • Anticoagulation Plus Tocilizumab for Acute Cerebral Venous Thrombosis

    This study tests whether adding a single dose of tocilizumab to standard blood thinners helps people with acute cerebral venous thrombosis.

    Recruiting Capital Medical University · Beijing, Beijing Municipality · NCT07801638

  • Cerebrovascular Reactivity Testing with HD-DOT in Sickle Cell Patients

    This study tests whether high-density diffuse optical tomography can measure brain blood flow and oxygen use in people with sickle cell disease, to see how these signals relate to stroke risk.

    Recruiting Washington University School of Medicine · St Louis, Missouri · NCT07776444

  • Adapting and testing PEN-Plus in Zambian primary care

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  • Newborn Sickle Cell Screening in Mozambique

    We’re testing a three-part plan to help babies in Mozambique get diagnosed early for sickle cell disease and start care quickly.

    Recruiting St. Jude Children's Research Hospital · Nhamatanda, Sofala · NCT07719972

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.