CancerDrs

Breast Cancer clinical trials in Colorado

29 actively recruiting breast cancer trials at 24 sites across Colorado.

Data from ClinicalTrials.gov · last refreshed

Payments from drug makers to the doctors running these trials

For 2 of the trials on this page, the pharmaceutical company funding the trial also disclosed payments to the physicians leading it — public data from the federal CMS Open Payments database. Paying clinical-trial investigators for site work is expected and necessary for industry-funded trials; the scale and source are simply useful context when you're deciding whether to enroll. See the full breast cancer transparency page →

Phase 3 Recruiting Network

Shorter Chemo-Immunotherapy Without Anthracycline Drugs for Early-Stage Triple Negative Breast Cancer

This phase III trial compares the effects of shorter chemotherapy (chemo)-immunotherapy without anthracyclines to usual chemo-immunotherapy for the treatment of early-stage triple negative breast cancer. Paclitaxel is in a class of medicat…

Sponsor: SWOG Cancer Research Network
NCT ID: NCT05929768
Sites in Colorado:
  • Rocky Mountain Cancer Centers-Aurora — Aurora, Colorado
  • Boulder Community Foothills Hospital — Boulder, Colorado
  • Rocky Mountain Cancer Centers-Boulder — Boulder, Colorado
  • Intermountain Health Platte Valley Hospital — Brighton, Colorado
  • Rocky Mountain Cancer Centers - Centennial — Centennial, Colorado
View on ClinicalTrials.gov →
Phase 3 Recruiting Academic/Other

E-Mindfulness Approaches for Living After Breast Cancer

NRG-CC015 is a prospective, randomized phase III clinical trial to evaluate the efficacy of two distinct digital approaches for delivering a mindfulness-based intervention: a live, instructor-led version delivered over Zoom (MAPs LO), and …

Sponsor: NRG Oncology
NCT ID: NCT06748222
Sites in Colorado:
  • UCHealth University of Colorado Hospital — Aurora, Colorado
  • UCHealth Memorial Hospital Central — Colorado Springs, Colorado
  • Memorial Hospital North — Colorado Springs, Colorado
View on ClinicalTrials.gov →
Phase 3 Recruiting Industry

Sacituzumab Tirumotecan (MK-2870) Plus Pembrolizumab Versus TPC in TNBC Who Did Not Achieve pCR (MK-2870-012)

This is a randomized, open-label study comparing the efficacy and safety of adjuvant sacituzumab tirumotecan (MK-2870) in combination with pembrolizumab compared to treatment of physician's choice (TPC) in participants with triple-negative…

Sponsor: Merck Sharp & Dohme LLC
NCT ID: NCT06393374
Sites in Colorado:
  • Cancer Centers of Colorado St. Mary's Regional Hospital ( Site 0046) — Grand Junction, Colorado
View on ClinicalTrials.gov →
Phase 3 Recruiting Industry

A Phase III Study of Dato-DXd With or Without Durvalumab Compared With Investigator's Choice of Chemotherapy in Combination With Pembrolizumab in Patients With PD-L1 Positive Locally Recurrent Inoperable or Metastatic Triple-negative Breast Cancer (TROPION-Breast05)

This is a Phase III, randomised, open-label, 3-arm, multicentre, international study assessing the efficacy and safety of Dato-DXd with or without durvalumab compared with investigator's choice chemotherapy in combination with pembrolizuma…

Sponsor: AstraZeneca
NCT ID: NCT06103864
Sites in Colorado:
  • Research Site — Aurora, Colorado
  • Research Site — Denver, Colorado
View on ClinicalTrials.gov →
Phase 3 Recruiting Industry

Saruparib (AZD5305) Plus Camizestrant or Plus Endocrine Therapy, Compared With CDK4/6 Inhibitor Plus Endocrine Therapy or Plus Camizestrant in HR-Positive, HER2-Negative (IHC 0, 1+, 2+/ ISH Non-amplified), BRCA1, BRCA2, or PALB2m Advanced Breast Cancer

The primary objective of the study is to measure efficacy of saruparib (AZD5305) plus camizestrant compared with physician's choice CDK4/6i plus ET in patients with BRCA1, BRCA2, or PALB2m, HR-positive, HER2-negative (defined as IHC 0, 1+,…

Sponsor: AstraZeneca
NCT ID: NCT06380751
Sites in Colorado:
  • Research Site — Aurora, Colorado
  • Research Site — Grand Junction, Colorado
View on ClinicalTrials.gov →
Phase 3 Recruiting Industry

Phase 3 Study of RLY-2608 + Fulvestrant vs Capivasertib + Fulvestrant as Treatment for Locally Advanced or Metastatic PIK3CA-mutant HR+/HER2- Breast Cancer

This is a global, multicenter, open-label, randomized Phase 3 study comparing the efficacy and safety of RLY-2608 (zovegalisib) + fulvestrant to capivasertib + fulvestrant for the treatment of patients with HR+/HER2- ABC with PIK3CA mutati…

Sponsor: Relay Therapeutics, Inc.
NCT ID: NCT06982521
Sites in Colorado:
  • Rocky Mountain Cancer Centers, LLP — Longmont, Colorado
View on ClinicalTrials.gov →
Phase 3 Recruiting Industry

A Study Comparing the Efficacy and Safety of Zanidatamab to Trastuzumab, Each in Combination With Physician's Choice Chemotherapy, for the Treatment of Participants With Metastatic HER2-positive Breast Cancer

The efficacy and safety of zanidatamab in combination with physician's choice of chemotherapy compared with trastuzumab in combination with physician's choice of chemotherapy will be evaluated for the treatment of participants with metasta…

Sponsor: Jazz Pharmaceuticals
NCT ID: NCT06435429
Sites in Colorado:
  • University of Colorado-Cancer Center-PPDS — Aurora, Colorado
  • Rocky Mountain Cancer Centers — Denver, Colorado
View on ClinicalTrials.gov →
Phase 2, Phase 3 Recruiting Industry

A Study of Izalontamab Brengitecan Versus Chemotherapy in Participants With Previously Untreated, Locally Advanced, Recurrent Inoperable, or Metastatic Triple-negative Breast Cancer Ineligible for Anti-PD(L)1 Drugs (IZABRIGHT-Breast01)

The purpose of this study is to assess the efficacy and safety of iza-bren, a bi-specific antibody-drug conjugate against EGFR and HER3 with a topoisomerase inhibitor payload versus treatment of physician's choice (TPC) (paclitaxel, nab-pa…

Sponsor: Bristol-Myers Squibb
NCT ID: NCT06926868
Sites in Colorado:
  • Local Institution - 0289 — Aurora, Colorado
  • Rocky Mountain Cancer Centers — Denver, Colorado
View on ClinicalTrials.gov →
Phase 3 Recruiting Industry

A Study Evaluating the Efficacy and Safety of Inavolisib Plus Fulvestrant Compared With Alpelisib Plus Fulvestrant in Participants With HR-Positive, HER2-Negative, PIK3CA Mutated, Locally Advanced or Metastatic Breast Cancer Post CDK4/6i and Endocrine Combination Therapy

This is a Phase III, multicenter, randomized, open-label, global study designed to evaluate the efficacy and safety of inavolisib plus fulvestrant compared with alpelisib plus fulvestrant in patients with hormone receptor (HR)-positive, hu…

Sponsor: Hoffmann-La Roche
NCT ID: NCT05646862
Sites in Colorado:
  • Rocky Mountain Cancer Centers — Denver, Colorado
  • Banner MD Anderson Cancer Center — Greeley, Colorado
View on ClinicalTrials.gov →
Phase 3 Recruiting Academic/Other

Intensity Modulated Radiotherapy (IMRT) vs. 3D-conformal Accelerated Partial Breast Irradiation (APBI) for Early Stage Breast Cancer After Lumpectomy

In the setting of radiotherapy as part of breast-conservation therapy for patients with early stage breast cancer, the novel planning and delivery method of intensity modulated radiotherapy is an effective and safe alternative to the commo…

Sponsor: Rocky Mountain Cancer Centers
NCT ID: NCT01185132
Sites in Colorado:
  • Rocky Mountain Cancer Centers - Aurora — Aurora, Colorado
  • Rocky Mountain Cancer Centers - Boulder — Boulder, Colorado
  • Rocky Mountain Cancer Centers - Lakewood — Lakewood, Colorado
  • Rocky Mountain Cancer Centers - Littleton — Littleton, Colorado
  • Rocky Mountain Cancer Centers - Thornton — Thornton, Colorado
View on ClinicalTrials.gov →
Phase 2 Recruiting Academic/Other

I-SPY TRIAL: Neoadjuvant and Personalized Adaptive Novel Agents to Treat Breast Cancer

The purpose of this study is to further advance the ability to practice personalized medicine by learning which new drug agents are most effective with which types of breast cancer tumors and by learning more about which early indicators o…

Sponsor: QuantumLeap Healthcare Collaborative
NCT ID: NCT01042379
Sites in Colorado:
  • University of Colorado Cancer Center — Aurora, Colorado
View on ClinicalTrials.gov →
Phase 2 Recruiting Industry

A Study of Alisertib in Combination With Endocrine Therapy in Patients With HR-positive, HER2-negative Recurrent or Metastatic Breast Cancer

PUMA-ALI-1201 is a randomized, dose optimization, multicenter, Phase 2 study of alisertib administered in combination with endocrine therapy in participants with pathology-confirmed HR-positive/HER2-negative metastatic breast cancer (MBC) …

Sponsor: Puma Biotechnology, Inc.
NCT ID: NCT06369285
Sites in Colorado:
  • University of Colorado School of Medicine — Aurora, Colorado
View on ClinicalTrials.gov →
Phase 2 Recruiting Industry

A Study of Imlunestrant (LY3484356) in Premenopausal Women With Estrogen Receptor-Positive (ER+) Human Epidermal Growth Factor Receptor 2 Negative (HER2-) Early Breast Cancer

This study will include two groups of patients: Cohort 1 and Cohort 2. Cohort 1: will help researchers learn how a medicine called imlunestrant (LY3484356) affects a specific type of breast cancer. Some patients will take both imlunestrant…

Sponsor: Eli Lilly and Company
NCT ID: NCT07287098
Sites in Colorado:
  • Banner MD Anderson Cancer Center at North Colorado Medical Center — Greeley, Colorado
  • Banner MD Anderson Cancer Center at McKee Medical Center — Loveland, Colorado
View on ClinicalTrials.gov →
Phase 1, Phase 2 Recruiting Industry

The Evaluation of PC14586 in Patients With Advanced Solid Tumors Harboring a TP53 Y220C Mutation (PYNNACLE)

The Phase 2 monotherapy portion of this study is currently enrolling and will evaluate the efficacy and safety of PC14586 (INN rezatapopt) in participants with locally advanced or metastatic solid tumors harboring a TP53 Y220C mutation. Th…

Sponsor: PMV Pharmaceuticals, Inc
NCT ID: NCT04585750
Sites in Colorado:
  • Rocky Mountain Cancer Center — Denver, Colorado
View on ClinicalTrials.gov →
Phase 2 Recruiting NIH

Testing the Addition of an Individualized Vaccine to Durvalumab and Tremelimumab and Chemotherapy in Patients With Metastatic Triple Negative Breast Cancer

This phase II trial studies how well nab-paclitaxel, durvalumab, and tremelimumab with or without personalized synthetic long peptide vaccine (neoantigen vaccine) works in treating patients with triple negative breast cancer that has sprea…

Sponsor: National Cancer Institute (NCI)
NCT ID: NCT03606967
Sites in Colorado:
  • UCHealth University of Colorado Hospital — Aurora, Colorado
View on ClinicalTrials.gov →
Phase 2 Recruiting Industry

ASPEN-09-03: A Study of Evorpacept in Combination With Trastuzumab and Chemotherapy in Metastatic HER2-Positive Breast Cancer

The Substudy Protocol ASPEN-09-03 is a Phase 2, single-arm, multicenter study evaluating the efficacy, safety, and tolerability of evorpacept in combination with trastuzumab and chemotherapy in participants with HER2-positive metastatic br…

Sponsor: ALX Oncology Inc.
NCT ID: NCT07007559
Sites in Colorado:
  • Saint Joseph Hospital - Cancer Centers of Colorado — Denver, Colorado
  • Lutheran Hospital - Cancer Centers of Colorado — Golden, Colorado
  • Saint Mary's Regional Hospital - Cancer Centers of Colorado — Grand Junction, Colorado
View on ClinicalTrials.gov →
Phase 1, Phase 2 Recruiting Industry

First-in-Human Study of ATX-295, an Oral Inhibitor of KIF18A, as Monotherapy and in Combination With Anticancer Therapy in Patients With Advanced or Metastatic Solid Tumors, Including Ovarian Cancer

The goal of this study is to identify a safe and tolerated dose of the orally administered KIF18A inhibitor ATX-295. In addition, this study will evaluate the pharmacokinetics, pharmacodynamics and preliminary antitumor activity of ATX-295…

Sponsor: Accent Therapeutics
NCT ID: NCT06799065
Sites in Colorado:
  • University of Colorado Denver — Aurora, Colorado
View on ClinicalTrials.gov →
Phase 1, Phase 2 Recruiting Industry

Phase 1a and Phase 2 Study for Safety, Preliminary Efficacy, PK and PD of ST-067

This is a multiphase, multicenter study, which includes a Phase 1a open-label, dose escalation monotherapy study of ST-067 given as an SC injection with or without obinutuzumab \[Gazyva®\] pre-treatment, by IV infusion, and in combination …

Sponsor: Simcha IL-18, Inc.
NCT ID: NCT04787042
Sites in Colorado:
  • Sarah Cannon Research Institute at HealthONE — Denver, Colorado
View on ClinicalTrials.gov →
Phase 1 Recruiting Industry

A Study With NKT5097 for Adults With Advanced/Metastatic Solid Tumors

The goal of this open-label dose escalation and expansion study is to evaluate the safety and tolerability of NKT5097 in adults with advanced/metastatic tumors (emphasis on breast cancer and solid tumors with CCNE1 amplification). Main que…

Sponsor: NiKang Therapeutics, Inc.
NCT ID: NCT07029399
Sites in Colorado:
  • Sarah Cannon Research Institute at HealthONE — Denver, Colorado
View on ClinicalTrials.gov →
Phase 1 Recruiting Industry

A Study of Mutant Selective-Inhibitor (CGT6297), in Patients With Advanced Solid Tumors

This is a Phase 1, two-part, open-label, nonrandomized, dose-escalation and signal-seeking study of CGT6297, evaluating the safety, tolerability, PK, pharmacodynamic (what the drug does to the body), and antitumor activity of CGT6297 in ad…

Sponsor: Cogent Biosciences, Inc.
NCT ID: NCT07383506
Sites in Colorado:
  • Sarah Cannon Research Institute (SCRI) at HealthONE-Denver — Denver, Colorado
View on ClinicalTrials.gov →
Phase 1 Recruiting Industry

BGB-43395 Alone or as Part of Combination Therapies in Participants With Breast Cancer and Other Advanced Solid Tumors

This is a dose escalation and dose expansion study to compare how well BGB-43395, a selective cyclin-dependent kinase 4 (CDK4) inhibitor, works as monotherapy or in combination with fulvestrant, letrozole, or elacestrant in participants wi…

Sponsor: BeOne Medicines
NCT ID: NCT06120283
Sites in Colorado:
  • Sarah Cannon Research Institute (Scri) At Health One — Denver, Colorado
View on ClinicalTrials.gov →
Phase 1 Recruiting Industry

A Study of SHY-ONC6, a Novel Proteasome Inhibitor, in Adults With Advanced or Metastatic Solid Tumors

This is a Phase 1, first-in-human (FIH), open-label, multicenter study designed to evaluate the safety, tolerability, PK, and preliminary anti-tumor activity of SHY-ONC6 in participants with advanced or metastatic solid tumors who have pro…

Sponsor: SHY Therapeutics
NCT ID: NCT07705334
Sites in Colorado:
  • SCRI at HCA HealthONE — Denver, Colorado
View on ClinicalTrials.gov →
Phase 1 Recruiting Academic/Other

Cirtuvivint/Olaparib in Breast Cancer Susceptibility Gene/Homologous Recombination Deficiency Platinum Resistant Ovarian Cancer

The purpose of this study is to learn about the safety and tolerability of Cirtuvivint in combination with Olaparib in platinum resistant ovarian cancer. The study also aims to determine the recommended dose of the combination therapy. If …

Sponsor: University of Colorado, Denver
NCT ID: NCT06856499
Sites in Colorado:
  • CU Medicine Clinics — Aurora, Colorado
  • Universtiy of Colorado Hospital — Aurora, Colorado
View on ClinicalTrials.gov →

Showing 25 of 29 trials with sites in Colorado. See all breast cancer trials →

Medical disclaimer: This page aggregates public ClinicalTrials.gov data. It is not medical advice. Always confirm eligibility and enrollment details with the trial site or your oncologist.

Source: ClinicalTrials.gov API v2 · Last checked: 2026-10-01