Actively Recruiting

Phase 1
Phase 2
Age: 18Years - 100Years
All Genders
NCT06726148

Study of ECI830 Single Agent or in Combination in Patients With Advanced HR+/HER2- Breast Cancer and Other Advanced Solid Tumors

Led by Novartis Pharmaceuticals · Updated on 2026-04-27

280

Participants Needed

33

Research Sites

181 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Phase I: Characterize safety and tolerability of ECI830 as a single agent and in combination with ribociclib and fulvestrant. Identify dose range for optimization/recommended dose for future studies. Phase II: Assess the anti-tumor activity of ECI830 in combination with ribociclib and fulvestrant in patients with hormone receptor-positive/human epidermal growth factor receptor 2-negative (HR+/HER2-) advanced breast cancer.

CONDITIONS

Official Title

Study of ECI830 Single Agent or in Combination in Patients With Advanced HR+/HER2- Breast Cancer and Other Advanced Solid Tumors

Who Can Participate

Age: 18Years - 100Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Age 18 years or older
  • Diagnosis of advanced hormone receptor-positive, HER2-negative breast cancer or advanced solid tumors with CCNE1 amplification
  • For Phase I: Breast cancer patients with disease progression after hormone therapy plus CDK4/6 inhibitor and at least one additional systemic therapy
  • For Phase I dose expansion: No more than 3 prior lines of therapy for advanced disease
  • For Phase II: Breast cancer patients with progression on aromatase inhibitor or tamoxifen plus CDK4/6 inhibitor with no more than 2 lines of endocrine therapy
  • Measurable disease by RECIST v1.1 or at least one lytic bone lesion suitable for repeated assessment if no measurable disease
Not Eligible

You will not qualify if you...

  • Prior treatment with a CDK2 inhibitor
  • Inadequate bone marrow or organ function based on lab values
  • Clinically significant uncontrolled heart disease or cardiac repolarization abnormalities
  • Symptomatic central nervous system metastases or those requiring recent local therapy or increased corticosteroids
  • For combination treatment: Symptomatic visceral disease or disease making endocrine therapy unsuitable
  • Previous intolerance to prescribed ribociclib dose requiring dose reduction or permanent discontinuation
  • Concurrent hormone replacement therapy in breast cancer patients
  • Women of childbearing potential unwilling to use effective contraception, pregnant or nursing
  • Other criteria as defined in the study protocol

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

1
2
3
+1

Trial Site Locations

Total: 33 locations

1

University of California LA

Los Angeles, California, United States, 90095

Actively Recruiting

2

Florida Cancer Specialists

Fort Myers, Florida, United States, 33901

Actively Recruiting

3

Dana Farber Cancer Institute

Boston, Massachusetts, United States, 02115

Actively Recruiting

4

WA Uni School Of Med

St Louis, Missouri, United States, 63110

Actively Recruiting

5

Memorial Sloan Kettering

New York, New York, United States, 10017

Actively Recruiting

6

SCRI Oncology Partners

Nashville, Tennessee, United States, 37203

Actively Recruiting

7

MD Anderson Cancer Center Uni of Te

Houston, Texas, United States, 77030

Actively Recruiting

8

Fred Hutch Cancer Research

Seattle, Washington, United States, 98109

Actively Recruiting

9

Novartis Investigative Site

Clayton, Victoria, Australia, 3168

Actively Recruiting

10

Novartis Investigative Site

Melbourne, Victoria, Australia, 3004

Actively Recruiting

11

Novartis Investigative Site

Toronto, Ontario, Canada, M5G 2M9

Actively Recruiting

12

Novartis Investigative Site

Montreal, Quebec, Canada, H4A 3J1

Actively Recruiting

13

Novartis Investigative Site

Nanjing, Jiangsu, China, 210029

Actively Recruiting

14

Novartis Investigative Site

Xian, Shanxi, China, 710061

Actively Recruiting

15

Novartis Investigative Site

Brno, Czechia, 656 53

Actively Recruiting

16

Novartis Investigative Site

Copenhagen, Denmark, DK-2100

Actively Recruiting

17

Novartis Investigative Site

Odense C, Denmark, 5000

Actively Recruiting

18

Novartis Investigative Site

Bordeaux, France, 33076

Actively Recruiting

19

Novartis Investigative Site

Saint-Herblain, France, 44805

Actively Recruiting

20

Novartis Investigative Site

Freiburg im Breisgau, Baden-Wurttemberg, Germany, 79106

Actively Recruiting

21

Novartis Investigative Site

Heidelberg, Germany, 69120

Actively Recruiting

22

Novartis Investigative Site

Ulm, Germany, 89081

Actively Recruiting

23

Novartis Investigative Site

Haifa, Israel, 3109601

Actively Recruiting

24

Novartis Investigative Site

Tel Aviv, Israel, 6423906

Actively Recruiting

25

Novartis Investigative Site

Modena, MO, Italy, 41124

Actively Recruiting

26

Novartis Investigative Site

Milan, Italy, 20141

Actively Recruiting

27

Novartis Investigative Site

Chuo Ku, Tokyo, Japan, 1040045

Actively Recruiting

28

Novartis Investigative Site

Singapore, Singapore, 119074

Actively Recruiting

29

Novartis Investigative Site

Seoul, South Korea, 03080

Actively Recruiting

30

Novartis Investigative Site

Barcelona, Spain, 08035

Actively Recruiting

31

Novartis Investigative Site

Barcelona, Spain, 08036

Actively Recruiting

32

Novartis Investigative Site

Tainan, Taiwan, 704

Actively Recruiting

33

Novartis Investigative Site

London, Oxford, United Kingdom, OX3 7LE

Actively Recruiting

Loading map...

Research Team

N

Novartis Pharmaceuticals

CONTACT

N

Novartis Pharmaceuticals

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

RANDOMIZED

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

6

Not the Right Trial for You?

Explore thousands of other clinical trials that might be a better match.
Sign up to get personalized trial recommendations delivered to your inbox.

Already have an account? Log in here