Status:

ACTIVE_NOT_RECRUITING

Low Dose TamOxifen and LifestylE Changes for bReast cANcer prevenTion

Lead Sponsor:

European Institute of Oncology

Collaborating Sponsors:

Ente Ospedaliero Ospedali Galliera

Istituto Oncologico Veneto IRCCS

Conditions:

BRCA Mutation

PALB2 Gene Mutation

Eligibility:

FEMALE

18-70 years

Phase:

PHASE2

Brief Summary

Circulating levels of Sex Hormone Binding Globulin (SHBG) are significantly associated with a decreased risk of breast cancer. The main aim of this clinical trial is to verify whether Low Dose Tamoxi...

Detailed Description

Italian, multicenter, phase II, biomarker trial. A total of 200 women aged 18-70 years will be randomly assigned (1:1:1:1) to one of the four intervention arms Arm 1: Low dose Tamoxifen (LDT) i.e. 10 ...

Eligibility Criteria

Inclusion

  • Women between 18 and 70 years old;
  • Healthy participants carriers of a germline pathogenic/likely pathogenetic variant in at least one of the following genes BRCA1, BRCA2, PALB2, ATM, CHEK2, CDH1, RAD51C or RAD51D, or
  • \> 5% breast cancer risk at 10 years, using the Tyrer Cuzick or the Breast Cancer Surveillance Consortium Risk models, or
  • with previous diagnosis of intraepithelial neoplasia (surgery for ADH, LCIS, ER positive DCIS) within the last 3 years;
  • Ability to understand and the willingness to sign a written informed consent document;
  • Eastern Cooperative Oncology Group (ECOG) Performance Status ≤1;
  • 5a. For high-risk strata: A negative mammogram or any radiological image based on age and center protocol screening within 6 months before baseline visit;
  • 5b. For IEN Strata: A negative mammogram within 12 months before baseline visit;
  • 6\. A negative transvaginal ultrasound within 6 months before baseline visit.

Exclusion

  • Diagnosis of ER-negative (\<10%) DCIS, or history of invasive breast cancer;
  • Previous treatment with SERMs or any other hormonal treatment for breast neoplasms;
  • BMI \< 18.5 Kg/m2 and/or Malnutrition Universal Screening Tool (MUST) score ≥2 and/or any current or past eating disorders;
  • Any diagnosis of invasive neoplasia, except non-melanoma skin cancer, in the previous 5 years;
  • Any tamoxifen contraindications (abnormal liver function, previous ischemic heart disease, endometrial disorder, previous deep venous thrombosis, history of pulmonary embolus, current or suspected glaucoma, retinopathy and cataract);
  • Current use of warfarin or other anticoagulant drugs
  • Bilateral mastectomy;
  • Pregnancy or desire to become pregnant in the subsequent 9 months after treatment cessation;
  • Diabetes or any other clinical condition that at the investigator's discretion contraindicates the proposed intervention.
  • No hormonal contraception is allowed during study intervention. Non-hormonal methods will be advised for women of childbearing potential (WOCBP)

Key Trial Info

Start Date :

June 21 2024

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

January 1 2026

Estimated Enrollment :

200 Patients enrolled

Trial Details

Trial ID

NCT06033092

Start Date

June 21 2024

End Date

January 1 2026

Last Update

August 28 2025

Active Locations (4)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 1 (4 locations)

1

E.O. Galliera

Genoa, Italy

2

Istituto Europeo di Oncologia

Milan, Italy, 20141

3

Istituto Nazionale Tumori G. Pascale

Napoli, Italy

4

Istituto Oncologico Veneto

Padua, Italy