Rituximab for treating immune-related side effects from checkpoint inhibitors
Official title: Rituximab for Treatment of Checkpoint Inhibitor Induced Immune-related Adverse Events
Run by Herlev Hospital · NCT07694414 · Data updated 2026-11-12
This small early-phase trial tests whether a single 100 mg dose of rituximab can help manage immune-related adverse events in adults with malignant melanoma who are on checkpoint inhibitors, alongside a tapering corticosteroid plan.
Quick facts
| Phase | Phase 1 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 25 (estimated) |
| Sponsor | Herlev Hospital Academic / other |
| Drugs / interventions | rituximab, chemotherapy |
| Locations | 1 site (Herlev, Herlev) |
| Status | Recruiting |
| Started | October 15, 2026 |
| Main results expected | August 1, 2028 |
| Study ends | December 1, 2028 |
| Registry record updated | October 20, 2026 |
| Trial ID | NCT07694414 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults (≥18) with melanoma treated with checkpoint inhibitors who have grade 2–4 irAEs and meet safety criteria.
✕Probably not a fit
Patients with infectious diseases, severe hematologic abnormalities, certain cardiovascular conditions, or immunosuppressive co-therapy may not benefit or could be at risk.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This Phase 1 interventional study aims to assess the safety of a single 100 mg intravenous dose of rituximab in patients who develop immune-related adverse events while receiving checkpoint inhibitors for malignant melanoma. Participants will be followed for six months after infusion while continuing a corticosteroid taper. The trial will compare signals of clinical benefit against expectations from standard corticosteroid treatment alone, with regular follow-up visits to monitor safety and irAE outcomes. Eligible patients are adults with histologically confirmed melanoma, currently treated with anti-PD-1/PD-L1/CTLA-4/other agents, and experiencing irAEs of grade 2–4. Exclusion criteria include infectious diseases, significant hematologic abnormalities, certain cardiovascular conditions, low IgG, and active HIV/HBV/HCV or TB infection.
Why it matters
Potential benefit: If successful, rituximab could offer an alternative or adjunct to corticosteroids for managing irAEs in melanoma patients.
How similar studies have gone: Prior data in irAE management with rituximab are limited; this approach is exploratory for this indication.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Histologically confirmed malignant melanoma diagnosis * Treatment with immune checkpoint inhibitors (anti-PD1, anti-PDL1, anti-LAG3 and/or anti-CTLA4) due to melanoma within 3 months * Any irAEs grade 2-4 according to CTCAE v. 6.0 * Negative pregnancy test (serum hCG) in women of childbearing potential * Age ≥ 18 years * Ability to provide written and oral consent * The patient is able to understand and read Danish Exclusion Criteria: * Any ongoing infectious disease * Neutropenia (\<1.5 x10\^9/L) and/or thrombocytopenia (\<75 x10\^9/L) * Known hypersensitivity towards the active substance rituximab or any of the excipients * History of cardiovascular disease including severe heart failure NYHA grade 3-4, unstable angina pectoris, atrial fibrillation, atrial flutter, and myocardial infarction * Any major wounds * Low baseline IgG (\<6 g/L) * Positive hepatitis B virus, hepatitis C virus, HIV, or tuberculosis screening * Concomitant immunosuppressive medication except prednisolone * Concomitant chemotherapy or other antineoplastic therapy (except checkpoint inhibitor therapy) within 30 days prior to inclusion * Females of childbearing potential or males of reproductive potential who are not willing to use an effective method of contraception, such as oral, injected, or implanted hormonal methods of contraception, intrauterine device or intrauterine system, condom in combination with occlusive cap (diaphragm or cervical/vault caps) with spermicidal foam, gel, film, cream or suppository, male sterilization, or true abstinence throughout study and for a minimum of 3 months after study drug therapy.
Where it's running
-
National Center for Cancer Immune Therapy, Department of Oncology, Herlev Hospital
Herlev, Herlev, Denmark Recruiting
Study contacts
- Study coordinator: Inge Marie Svane, Professor, MD, PhD
- Email: inge.marie.svane@regionh.dk
- Phone: 004538683868
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.