NCT02538484

Brief Summary

Assess the impact of dietary omega 3 free fatty acids and/or letrozole on obese, postmenopausal breast cancer patients.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
24

participants targeted

Target at P25-P50 for early_phase_1 breast-cancer

Timeline
Completed

Started Apr 2016

Typical duration for early_phase_1 breast-cancer

Geographic Reach
1 country

2 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

August 11, 2015

Completed
22 days until next milestone

First Posted

Study publicly available on registry

September 2, 2015

Completed
7 months until next milestone

Study Start

First participant enrolled

April 1, 2016

Completed
3.9 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 11, 2020

Completed
15 days until next milestone

Study Completion

Last participant's last visit for all outcomes

March 26, 2020

Completed
Last Updated

July 17, 2023

Status Verified

July 1, 2023

Enrollment Period

3.9 years

First QC Date

August 11, 2015

Last Update Submit

July 13, 2023

Conditions

Outcome Measures

Primary Outcomes (2)

  • Change in levels of aromatase target gene.

    30 Days

  • Change in serum levels of PGE2 (prostaglandin E2).

    30 Days

Study Arms (3)

Letrozole

ACTIVE COMPARATOR

Letrozole 2.5 mg by mouth daily for 30 days.

Drug: Letrozole

Fish Oil

ACTIVE COMPARATOR

Fish oil 2700 mg by mouth daily for 30 days.

Dietary Supplement: Fish Oil

Letrozole and Fish Oil

ACTIVE COMPARATOR

Letrozole 2.5 mg and Fish oil 2700 mg by mouth daily for 30 days.

Drug: LetrozoleDietary Supplement: Fish Oil

Interventions

Aromatase inhibitor

Also known as: Femara
LetrozoleLetrozole and Fish Oil
Fish OilDIETARY_SUPPLEMENT

Omega-3 free fatty acid

Also known as: Omega-3
Fish OilLetrozole and Fish Oil

Eligibility Criteria

Age18 Years+
Sexfemale
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • At least 18 years of age.
  • Postmenopausal as confirmed in medical history
  • Ability to understand the purposes and risks of the study and has signed a written informed consent form approved by the investigator's IRB (Institutional Review Board)/Ethics Committee.
  • Estrogen receptor positive breast cancer. Body mass index of 30 or greater.
  • Consented for tissue collection on CTRC (Cancer Therapy and Research Center) repository 07-32

You may not qualify if:

  • Cachexia
  • Active systemic illness (infection including viral illnesses such as Hepatitis and HIV)
  • Chronic use of NSAIDs (nonsteroidal anti-inflammatory drugs) aspirin or omega-3 free fatty acid supplementation within the last 60 days (defined as greater than or equal to 7 consecutive days)
  • Any NSAIDs aspirin or omega-3 free fatty acid supplementation within the last 14 days
  • History of medical noncompliance
  • Scheduled date of surgical resection that would limit the amount of time taking the intervention to less than 21 days

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (2)

Houston Methodist Cancer Center at Texas Medical Center

Houston, Texas, 77030, United States

Location

Mays Cancer Center, UT Health San Antonio

San Antonio, Texas, 78229, United States

Location

MeSH Terms

Conditions

Breast Neoplasms

Interventions

LetrozoleFish OilsDocosahexaenoic Acids

Condition Hierarchy (Ancestors)

Neoplasms by SiteNeoplasmsBreast DiseasesSkin DiseasesSkin and Connective Tissue Diseases

Intervention Hierarchy (Ancestors)

NitrilesOrganic ChemicalsTriazolesAzolesHeterocyclic Compounds, 1-RingHeterocyclic CompoundsOilsLipidsFatty Acids, Omega-3Dietary Fats, UnsaturatedDietary FatsFatsFatty Acids, UnsaturatedFatty Acids

Study Officials

  • Andrew Brenner, MD, PhD

    Principal Investigator

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
early phase 1
Allocation
RANDOMIZED
Masking
NONE
Purpose
BASIC SCIENCE
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

August 11, 2015

First Posted

September 2, 2015

Study Start

April 1, 2016

Primary Completion

March 11, 2020

Study Completion

March 26, 2020

Last Updated

July 17, 2023

Record last verified: 2023-07

Locations