Effect of prebiotic inulin on patients with advanced head and neck cancer receiving immune therapy
Official title: The Effect of Prebiotic Inulin on Patients Affected by Recurrent/Metastatic Head and Neck Squamous Cell Carcinoma (R/M HNSCC) Treated With Immune Checkpoint Inhibitors (ICIs): Princess Study
Run by Fondazione del Piemonte per l'Oncologia · NCT05821751 · Data updated 2026-05-14
This study is no longer in our active list. It may have stopped recruiting or finished. The details below are as of 2026-05-14 and are kept for reference. Check ClinicalTrials.gov for its current status, or see similar studies below.
This study is testing whether a prebiotic called inulin can help improve the immune response in patients with advanced head and neck cancer who are receiving immune therapy.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 40 (estimated) |
| Sponsor | Fondazione del Piemonte per l'Oncologia Academic / other |
| Drugs / interventions | pembrolizumab, nivolumab, chemotherapy, prednisone |
| Locations | 1 site (Candiolo, Turin) |
| Trial ID | NCT05821751 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults over 18 years old with recurrent or metastatic HNSCC who are eligible for treatment with immune checkpoint inhibitors.
✕Probably not a fit
Patients with disease suitable for local therapy or those who have previously received anti-PD-1 or anti-PD-L1 agents 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 study investigates the impact of prebiotic inulin on gut microbiota and immune response in patients with recurrent or metastatic head and neck squamous cell carcinoma (HNSCC) who are being treated with immune checkpoint inhibitors, specifically pembrolizumab or nivolumab. It is an open-label, interventional trial that aims to explore how inulin may influence circulating cytokines and immune cell dynamics during treatment. The study will enroll patients who meet specific eligibility criteria, including those with a performance status of less than 2 and adequate organ function. The findings could provide insights into the role of gut microbiota in enhancing cancer treatment outcomes.
Why it matters
Potential benefit: If successful, this study could improve treatment responses in patients with advanced head and neck cancer by optimizing immune therapy through dietary interventions.
How similar studies have gone: While the approach of using prebiotics in cancer treatment is emerging, this specific study's focus on inulin and its effects in conjunction with immune checkpoint inhibitors is relatively novel.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: 1. Written informed consent to study procedures; 2. Male or female, age \> 18 years (at the time consent is obtained); 3. Histological or cytological documentation of HNSCC that was diagnosed as recurrent or metastatic and considered incurable by local therapies; 4. Indication to be treated with ICIs monotherapy, either pembrolizumab or nivolumab or in combination with chemotherapy, according to standard clinical practice; 5. ECOG Performance PS score \< 2; 6. Adequate kidney, liver and bone marrow function; 7. Will and ability to comply with the protocol. Exclusion Criteria: 1. Disease that is suitable for local therapy administered with curative intent; 2. Prior therapy with anti-PD-1 or anti-PD-L1 agents; 3. History of severe allergic reactions or hypersensitivity to trial drugs or any of their excipients; 4. Major surgery \< 28 days prior to receiving the first dose of study medication; 5. Toxicity from previous anticancer treatment that includes: Grade 3/4 toxicity considered related to prior therapy and that led to treatment discontinuation; toxicity related to prior treatment that has not resolved to \> Grade 1; 6. Central nervous system (CNS) metastases and/or carcinomatous meningitis; with the following exception: patients with asymptomatic CNS metastases who are clinically stable and have no requirement for steroids for at least 14 days prior to the first dose of trial treatment. Patients with carcinomatous meningitis or leptomeningeal spread are excluded regardless of clinical stability. 7. Other additional malignancies that are progressing or require active treatment within the last 5 years with the exception of localized basal and squamous cell carcinoma of the skin or cervical cancer in situ. 8. Active autoimmune disease or syndrome that required systemic treatment within the past 2 years (with use of corticosteroids or immunosuppressive drugs). Replacement therapy (thyroxine, insulin, or physiologic corticosteroid replacement therapy for adrenal or pituitary insufficiency, etc.) is not considered a form of systemic treatment. 9. Systemic steroid therapy (≥10 mg oral prednisone per day or equivalent) or other immunosuppressive agents within 7 days prior to the first dose of trial treatment. 10. Diagnosis of current pneumonitis or history of non-infectious pneumonitis that required steroids or other immunosuppressive agents; 11. Diagnosis of active infection that required systemic antibiotics therapy, orally or intravenous;. 12. Clinically significant cardiovascular disease within the 6 months prior to the first dose of trial treatment with a New York Heart Association (NYHA) grade II or greater congestive heart failure (CHF); symptomatic pericarditis. 13. Known human immunodeficiency virus (HIV) or acquired immunodeficiency syndrome (AIDS) related illness; 14. Any serious and/or unstable medical conditions, psychiatric or substance abuse disorders that would interfere with cooperation with the requirements of the trial 15. Receipt of any live vaccine within 30 days of planned start of study therapy. 16. Pregnant, breastfeeding, or expecting to conceive or father children within the projected duration of the study, starting with the screening visit through 120 days after the last dose of study treatment.
Where it's running
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Fondazione del Piemonte per l'Oncologia-IRCCS Candiolo
Candiolo, Turin, Italy Recruiting
Study contacts
- Principal investigator: Danilo Galizia — FPO IRCCS Candiolo
- Study coordinator: Danilo Galizia
- Email: danilo.galizia@ircc.it
- Phone: +39 011 993 3250
Similar studies
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This study tests a combination treatment to see if it helps people with newly diagnosed recurrent or metastatic head and neck squamous cell carcinoma who express the c-Met protein.
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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.