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New treatment option for Breast Cancer
Official title Impact of Intermittent Fasting on Biomarkers of Inflammation and Health-Related Quality of Life: A Feasibility Trial for Women With HR+/HER2- Early Breast Cancer
ClinicalTrials.gov ID: NCT06106477
What this study is testing
- What it's testing
- This single-arm study is designed to test the hypothesis that a six-month intermittent fasting (IF) intervention is feasible for patients to adhere to and improves health-related quality of life while subjects are on adjuvant endocrine therapy (AET).
A plain-language read of the study's public ClinicalTrials.gov listing. The study team confirms the details.
Who can take part
Ages 18 and older
You may be able to join if
- Breast cancer patients ≥ 18 years old who are willing to consent to an approximately 14-hour nighttime fasting period and an approximately 10-hour...
- Histologically and/or cytologically confirmed diagnosis of estrogen receptor (ER) positive (ER+) and human epidermal growth factor receptor (HER) 2...
- Progesterone receptor positive or negative patients are allowed.
- Hormone receptor positivity is defined as ER positivity in at least 1% cells by immunohistochemistry (IHC). HER 2-negative breast cancer is defined...
- Body mass index (BMI) ≥ 25.
You likely can't join if
- Subject who works late night shifts.
- Subject that was or currently on a fasting diet (e.g., Keto diets), intervention, or an agent (e.g., Ozempic) for the explicit purpose of inducing...
- Subject with a history of an eating disorder (e.g., anorexia nervosa, bulimia nervosa).
- Presence of diabetes.
- Presence of chronic dizziness or vertigo.
- Presence of endocrine disorders prone to fluctuations in blood sugar (e.g., multiple neuroendocrine disorders, adrenal disorders, chronic...
See the full eligibility criteria
Who can join
- Breast cancer patients ≥ 18 years old who are willing to consent to an approximately 14-hour nighttime fasting period and an approximately 10-hour daytime eating period.
- Histologically and/or cytologically confirmed diagnosis of estrogen receptor (ER) positive (ER+) and human epidermal growth factor receptor (HER) 2 negative (HER2-) localized breast cancer (stages I-III).
- Progesterone receptor positive or negative patients are allowed.
- Hormone receptor positivity is defined as ER positivity in at least 1% cells by immunohistochemistry (IHC). HER 2-negative breast cancer is defined as a negative in situ hybridization test or an IHC status of 0, 1+ or...
- Body mass index (BMI) ≥ 25.
- Eastern Cooperative Oncology Group (ECOG) Performance Status 0-2.
- Subject must be willing to start the intermittent fasting (IF) intervention within three months of starting adjuvant endocrine therapy (AET), or at the discretion of the treating providers, and within 30 days of study...
- people who received neoadjuvant or adjuvant chemotherapy must have recovered completely from chemotherapy-related side effects such as nausea/emesis as determined by the treating providers.
- people who received neoadjuvant endocrine therapy are eligible only after completion of their definitive surgery (i.e., when ready to start adjuvant endocrine therapy) and treating provider ensures complete closure and...
- people who had adjuvant systemic chemotherapy within two to four weeks prior to starting the IF intervention are eligible if they have recovered from acute effects of prior therapy to near baseline as determined by the...
- people on a targeted therapy, such as cyclin-dependent kinase (CDK) 4/6 inhibitor, or selective estrogen receptor degrader (SERD), or other clinical trial participants in the adjuvant setting are eligible at the...
- Subject co-administered with any prescriptions that may cause dizziness, hypoglycemia, or hypotension need to be evaluated and deemed eligible by the treating physician.
- Adequate hepatic, renal function and adequate bone marrow reserve as determined by the treating physician:
- aspartate aminotransferase (AST), alanine aminotransferase (ALT) ≤ 2.5 × institutional upper limit.
- Total bilirubin ≤ 1.5 × upper limit of normal (ULN), except for people with Gilbert's syndrome who may be included if their total bilirubin is ≤ 3.0 × ULN and direct bilirubin ≤ 1.5 × ULN.
- alkaline phosphatase (ALP) ≤ 2.5 × institutional upper limit with exception that ALP of \< 5 × ULN is acceptable in patients with elevated with ALP due to bone metastases (in the absence of liver metastases).
- Serum creatinine \<1.5 × ULN.
- Absolute neutrophil count (ANC) ≥1000/µL.
- people with lymphopenia are eligible at the discretion of the treating provider. i. Hemoglobin (Hb) ≥ 8g/dL. ii. Platelet count ≥ 100,000/µL.
- Premenopausal woman:
- Premenopausal is defined as someone who has had menses at any time in the last 12 months. For premenopausal women who are eligible for this trial, the treating physician may choose to monitor ovarian function with...
- people must agree not to conceive throughout the study and must use accepted methods of contraception.
- Women of childbearing potential must have a negative pregnancy test within seven days of registration and or seven to 10 days prior to starting study treatment.
- people who have an atypical sleep-wake schedule or different eating schedules are eligible at the discretion of the study investigators and dietitians as long as they agree to nightly fasting.
- Ability to understand a written informed consent document, and the willingness to sign it.
What rules you out
- Subject who works late night shifts.
- Subject that was or currently on a fasting diet (e.g., Keto diets), intervention, or an agent (e.g., Ozempic) for the explicit purpose of inducing weight loss in the past one year.
- Subject with a history of an eating disorder (e.g., anorexia nervosa, bulimia nervosa).
- Presence of diabetes.
- Presence of chronic dizziness or vertigo.
- Presence of endocrine disorders prone to fluctuations in blood sugar (e.g., multiple neuroendocrine disorders, adrenal disorders, chronic hypoglycemia).
- Poorly controlled neurological disorders as determined by the treating physician (e.g., epilepsy, Parkinson's disease, myasthenia gravis, syncope, pre-syncopal episodes).
- Poorly controlled co-existing cardiac disease as determined by the treating physician, such as chronic hypotension, symptomatic congestive heart failure (New York Heart Association III-IV), unstable angina, arrythmia...
- History of heavy alcohol use as determined by the treating physician.
- History of liver disease (cirrhosis, active hepatitis) or chronic renal disease.
- Untreated or active infections such as hepatitis, human immunodeficiency virus (HIV), chronic unhealed infections.
- Clinically significant illness or systemic disease as determined by the treating physician.
- Recent hospitalization for a major illness, as determined by the treating physicians, within one month of enrollment.
- Subject who is pregnant or breastfeeding. people who become pregnant while on the study will be excluded.
The study team makes the final eligibility decision.
Where it's taking place
- Milwaukee, Wisconsin, United States
Questions & answers
Do participants get paid in this trial?
This listing doesn't specify compensation. Many trials still reimburse travel or offer a stipend, so it's worth asking the study team when you connect.
Is it free to join, and do I need insurance?
Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part - confirm specifics with the study team.
How long does this study last?
The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.
Who can join this trial?
This study is enrolling all sexes, 18 years and older. The study team makes the final eligibility decision.
Where is this trial taking place?
Study sites include Milwaukee, Wisconsin, United States. Enter your location above to see the nearest site and check your eligibility.
Explore other conditions
BridgeMD is an information and trial-matching tool - not medical advice, and not the study sponsor. Details come from ClinicalTrials.gov; the study team decides eligibility.