Trial reportSupportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer2016
The effect of melatonin on sleep and quality of life in patients with advanced breast cancer.
Trial report in Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04287543 (Effect of Melatonin Administration on the PER1 and BMAL1 Clock Genes in Patients With Parkinson's Disease), which is not on this map. Cited by 74 papers, 6 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Effect of Melatonin Administration on the PER1 and BMAL1 Clock Genes in Patients With Parkinson's Disease
Who cites it
74 citing papers in PubMed, 6 syntheses or guidelines pooled it, 106 citations in OpenAlex.
- Exploring the impact of melatonin on cancer-related fatigue: a dose-response meta-analysis with GRADE evidence evaluation.BMC cancer · 2026Pooled it
- Proposal for Managing Cancer-Related Insomnia: A Systematic Literature Review of Associated Factors and a Narrative Review of Treatment.Cancer medicine · 2024Pooled it
- Pooled it
- 5th ESO-ESMO international consensus guidelines for advanced breast cancer (ABC 5).Annals of oncology : official journal of the European Society for Medical Oncology · 2020Guideline
- An Integrative Review of Nonpharmacological Interventions to Improve Sleep among Adults with Advanced Serious Illness.Journal of palliative medicine · 2018Pooled it
- Efficacy of Melatonin in Alleviating Radiotherapy-Induced Fatigue, Anxiety, and Depression in Breast Cancer Patients: A Systematic Review and Meta-Analysis.Integrative cancer therapiesPooled it
- Melatonin supplementation for quality of life in older patients with advanced cancer: a randomized controlled trial.BMC geriatrics · 2025Trial
- The effect of oral melatonin on the quality of life, sleep and blood pressure of hemodialysis patients: a randomized clinical trial.BMC nephrology · 2025Trial
- Effects of Ultrasound-Guided Stellate Ganglion Block on Postoperative Quality of Recovery in Patients Undergoing Breast Cancer Surgery: A Randomized Controlled Clinical Trial.Journal of healthcare engineering · 2022Trial
- Trial
- A Randomized, Controlled, Parallel-Group, Trial on the Effects of Melatonin on Fatigue Associated with Breast Cancer and Its Adjuvant Treatments.Integrative cancer therapiesTrial
- Efficacy of Melatonin in Alleviating Radiotherapy-Induced Fatigue, Anxiety, and Depression in Breast Cancer Patients: A Randomized, Triple-Blind, Placebo-Controlled Trial.Integrative cancer therapiesTrial
- Therapeutic Potential of Melatonin in Gastrointestinal Cancers: Molecular Mechanisms, Preclinical Evidence and Clinical Implications.Journal of pineal research · 2026Review
- Melatonin for the Management of Cancer-Related Fatigue in Breast Cancer: An Integrative Review.Journal of the advanced practitioner in oncology · 2026Review
- Guidelines for the Diagnosis and Treatment of Advanced Breast Cancer in China (2024 Edition).Cancer innovation · 2025Article
- Natural Compound Melatonin Suppresses Breast Cancer Development by Regulating Circadian Rhythm.Nutrients · 2025Article
- Effect of Melatonin on Oxaliplatin Induced Neuropathy in Patients Receiving Folfox Chemotherapy Regimens for Stage II-IV Colorectal Cancer: A Randomized, Placebo Controlled, Double Blind Trial.Health science reports · 2025Article
- Adjuvant melatonin therapy during exercise prescription in breast cancer survivors on physical and anthropometric parameters, quality of life, and hormonal response. A randomized controlled trial.Frontiers in sports and active living · 2025Article
- Circadian Rhythm Disruption in Cancer Survivors: From Oncogenesis to Quality of Life.Cancer medicine · 2024Review
- Guidelines for diagnosis and treatment of advanced breast cancer in China (2022 edition).Journal of the National Cancer Center · 2024Article
14 more citing papers are in PubMed but not listed here.
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
10 authors at 6 institutions in 4 countries.
Funding
Abstract
backgroundFatigue and sleep problems are prevalent in cancer patients and can be associated with disruption of circadian rhythmicity. In this prospective phase II trial, we sought to assess the effect of melatonin on circadian biomarkers, sleep, and quality of life in breast cancer patients.
methodsThirty-two patients with metastatic breast cancer, receiving hormonal or trastuzumab therapy, took 5 mg of melatonin at bedtime for 2 months. Before starting and after 2 months on melatonin therapy, sleep and circadian rhythmicity were assessed by actigraphy, diurnal patterns of serum cortisol, and the expression of the core clock genes PER2 and BMAL1 in peripheral blood mononuclear cells. The European Organisation for Research and Treatment of Cancer (EORTC) QLQ-C30 questionnaire was completed for subjective parameters.
resultsBedtime melatonin was associated with a significant improvement in a marker of objective sleep quality, sleep fragmentation and quantity, subjective sleep, fatigue severity, global quality of life, and social and cognitive functioning scales. Morning clock gene expression was increased following bedtime melatonin intake. Melatonin did not affect actigraphy measure of circadian rhythmicity, or the diurnal cortisol pattern.
conclusionThese results invite further investigation of melatonin as a potentially useful therapeutic agent for improving sleep and quality of life in cancer patients.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.