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NCT05083416

Effect of Prolonged Nightly Fasting on Immunotherapy Outcomes in HNSCC - Role of Gut Microbiome

Completed NA Last updated 9 February 2026
What this trial tests

NA trial testing Prolonged Nightly Fasting in Head and Neck Cancer in 29 participants. Completed in 8 February 2024.

Timeline
20 October 2021
Primary endpoint
31 March 2023
8 February 2024

Quick facts

Lead sponsorH. Lee Moffitt Cancer Center and Research Institute
PhaseNA
StatusCompleted
Study typeINTERVENTIONAL
Allocationnon randomized
Designparallel
Maskingnone
Primary purposesupportive care
Enrollment29
Start date20 October 2021
Primary completion31 March 2023
Estimated completion8 February 2024
Sites1 location across United States

Drugs / interventions tested

Conditions studied

Sponsor

H. Lee Moffitt Cancer Center and Research Institute

Who can join

18 and older, any sex, with Head and Neck Cancer. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

This study aims to evaluate if eating within an 8-10-hour window during the day, without any caloric restriction, can lead to better response rates to immunotherapy in head and neck cancer patients.

Publications & conference data

8 peer-reviewed publications reference this trial (live from Europe PMC):

  1. Role of the gut microbiota in anticancer therapy: from molecular mechanisms to clinical applications.
    Zhao LY, Mei JX, Yu G, Lei L, et al · · 2023 · cited 211× · PMID 37179402 · DOI 10.1038/s41392-023-01406-7
  2. Effects of dietary intervention on human diseases: molecular mechanisms and therapeutic potential.
    Xiao YL, Gong Y, Qi YJ, Shao ZM, et al · · 2024 · cited 120× · PMID 38462638 · DOI 10.1038/s41392-024-01771-x
  3. Gut microbiome in modulating immune checkpoint inhibitors.
    Li X, Zhang S, Guo G, Han J, et al · · 2022 · cited 113× · PMID 35841869 · DOI 10.1016/j.ebiom.2022.104163
  4. Role of gut microbiome in cancer immunotherapy: from predictive biomarker to therapeutic target.
    Zhang M, Liu J, Xia Q. · · 2023 · cited 77× · PMID 37770953 · DOI 10.1186/s40164-023-00442-x
  5. Modulating gut microbiome in cancer immunotherapy: Harnessing microbes to enhance treatment efficacy.
    Kang X, Lau HC, Yu J. · · 2024 · cited 65× · PMID 38631285 · DOI 10.1016/j.xcrm.2024.101478
  6. Effect of fasting on cancer: A narrative review of scientific evidence.
    Tiwari S, Sapkota N, Han Z. · · 2022 · cited 39× · PMID 35848874 · DOI 10.1111/cas.15492
  7. Gut microbiota shapes cancer immunotherapy responses.
    Lei W, Zhou K, Lei Y, Li Q, et al · · 2025 · cited 33× · PMID 40715107 · DOI 10.1038/s41522-025-00786-8
  8. The Role of the Gut Microbiome in Cancer Immunotherapy: Current Knowledge and Future Directions.
    Kiousi DE, Kouroutzidou AZ, Neanidis K, Karavanis E, et al · · 2023 · cited 29× · PMID 37046762 · DOI 10.3390/cancers15072101

Verify or expand the search:

Other trials of Prolonged Nightly Fasting

Trials testing the same drug.

Other recruiting trials for Head and Neck Cancer

Currently open trials in the same condition.

Other H. Lee Moffitt Cancer Center and Research Institute trials

Trials by the same sponsor.

Verify against primary sources

Data sources for this page

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