🔎 Trials Near Me

Home › Breast Cancer › Colorado › Denver

Breast Cancer clinical trials in Denver, CO

28 studies for Breast Cancer are looking for participants at sites in and around Denver (within about 30 miles). Open a study to see who can join and how to contact the study team.

Recruiting for a study here? Feature it at the top of this page — $99 for 30 days →

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

RecruitingPhase 1/2
  • Rocky Mountain Cancer Center, Denver
Ages 12 and older · All sexes · Updated Oct 2, 2026 · NCT04585750

Phase IIIb Study of Ribociclib + ET in Early Breast Cancer

RecruitingPhase 3
  • Rocky Mountain Cancer Centers, Denver
Ages 18 to 100 · All sexes · Updated Oct 2, 2026 · NCT05827081

Collecting Blood Samples From Patients With and Without Cancer to Evaluate Tests for Early Cancer Detection

RecruitingObservational studyHealthy volunteers welcome
  • AdventHealth Porter, Denver
Ages 40 to 75 · All sexes · Updated Oct 2, 2026 · NCT05334069

A Phase 2 Neoadjuvant Study of Zanidatamab in Combination With Chemotherapy in Participants With HER2-positive Breast Cancer

RecruitingPhase 2
  • Rocky Mountain Cancer Centers, Denver
Ages 18 and older · All sexes · Updated Oct 1, 2026 · NCT07102381

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

RecruitingPhase 1
  • Sarah Cannon Research Institute (Scri) At Health One, Denver
Ages 18 and older · All sexes · Updated Sep 28, 2026 · NCT06120283

A Clinical Study of Sacituzumab Tirumotecan (Sac-TMT, MK-2870) in People With Breast Cancer (MK-2870-032)

RecruitingPhase 3
  • Intermountain Health Cancer Center Saint Joseph ( Site 0062), Denver
  • Rocky Mountain Cancer Centers (RMCC) ( Site 8006), Denver
Ages 18 and older · All sexes · Updated Sep 25, 2026 · NCT06966700

The CDK4/6 Inhibitor Dosing Knowledge (CDK) Study

RecruitingPhase 3
  • UCHealth Cherry Creek Medical Center, Denver
Ages 60 and older · All sexes · Updated Sep 25, 2026 · NCT06377852

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

RecruitingPhase 2
  • Saint Joseph Hospital - Cancer Centers of Colorado, Denver
Ages 18 and older · All sexes · Updated Sep 25, 2026 · NCT07007559

Palazestrant in Combination With Ribociclib for the First-line Treatment of ER+/HER2- Advanced Breast Cancer

RecruitingPhase 3
  • Clinical Trial Site, Denver
Ages 18 and older · All sexes · Updated Sep 23, 2026 · NCT07085767

A Study of Elacestrant Versus Standard Endocrine Therapy in Women and Men With ER+,HER2-, Early Breast Cancer With High Risk of Recurrence

RecruitingPhase 3
  • St. Joseph Hospital-Cancer Centers of Colorado, Denver
Ages 18 and older · All sexes · Updated Sep 15, 2026 · NCT06492616

Study of AMXT 1501 and DFMO in Combination With Standard Therapies in Advanced Solid Tumors

RecruitingPhase 1/2
  • Skin Cancer Institute, Englewood · 6 mi away
Ages 18 and older · All sexes · Updated Sep 4, 2026 · NCT07287917

The Vanguard Study: Testing a New Way to Screen for Cancer

RecruitingHealthy volunteers welcome
  • Kaiser Permanente-Franklin, Denver
Ages 45 to 75 · All sexes · Updated Sep 2, 2026 · NCT06995898

Evaluating the Addition of Adjuvant Chemotherapy to Ovarian Function Suppression Plus Endocrine Therapy in Premenopausal Patients With pN0-1, ER-Positive/HER2-Negative Breast Cancer and an Oncotype Recurrence Score Less Than or Equal to 25

RecruitingPhase 3
  • UCHealth - Cherry Creek, Denver
  • Saint Joseph Hospital - Cancer Centers of Colorado, Denver
Ages 18 to 60 · Women · Updated Sep 2, 2026 · NCT05879926

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

RecruitingPhase 1
  • Sarah Cannon Research Institute at HealthONE, Denver
Ages 18 and older · All sexes · Updated Aug 28, 2026 · NCT07029399

Safety, PK and Efficacy of QXL138AM in Patients With Solid Tumors and Multiple Myeloma

RecruitingPhase 1
  • Sarah Cannon Research Institute - Denver DDU, Denver
Ages 18 and older · All sexes · Updated Aug 27, 2026 · NCT06582017

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

RecruitingPhase 1
  • Sarah Cannon Research Institute (SCRI) at HealthONE-Denver, Denver
Ages 18 and older · All sexes · Updated Aug 26, 2026 · NCT07383506

Phase 3 Study to Evaluate the Efficacy and Safety of HER2/Neu Peptide GLSI-100 (GP2 + GM-CSF) in HER2/Neu Positive Subjects

RecruitingPhase 3
  • Rocky Mountain Cancer Centers, Denver
Ages 18 to 100 · All sexes · Updated Aug 6, 2026 · NCT05232916

A Study to Learn About the Study Medicine Called PF-07248144 in Combination With Fulvestrant in People With HR-positive, HER2-negative Advanced or Metastatic Breast Cancer Who Progressed After a Prior Line of Treatment.

RecruitingPhase 3
  • Rocky Mountain Cancer Centers LLP, Denver
  • Rocky Mountain Cancer Centers LLP, Englewood · 6 mi away
Ages 18 and older · All sexes · Updated May 6, 2026 · NCT07062965

Dose Escalation and Dose Expansion Study of MDX2001 in Patients With Advanced Solid Tumors

RecruitingPhase 1/2
  • Sarah Cannon Research Institute, Denver
Ages 18 and older · All sexes · Updated May 6, 2026 · NCT06239194

De-Escalation of Breast Radiation Trial for Hormone Sensitive, HER-2 Negative, Oncotype Recurrence Score Less Than or Equal to 18 Breast Cancer (DEBRA)

RecruitingPhase 3
  • UCHealth - Cherry Creek, Denver
  • Rose Medical Center, Denver
Ages 50 to 70 · All sexes · Updated Apr 23, 2026 · NCT04852887

Assessing Benefits and Harms of Cannabis/Cannabinoid Use Among Cancer Patients Treated in Community Oncology Clinics

RecruitingObservational study
  • Kaiser Permanente-Franklin, Denver
  • Colorado Blood Cancer Institute, Denver
  • Rocky Mountain Cancer Centers-Midtown, Denver
  • and 1 more
Ages 18 and older · All sexes · Updated Mar 17, 2026 · NCT06418204

The Immune System's Response to Young Women's Breast Cancer

RecruitingObservational study
  • Denver Health Hospital Authority, Denver
  • UCHealth Cherry Creek Medcial Center, Denver
Ages 18 and older · Women · Updated Jan 29, 2026 · NCT01503190

SYNERGY-AI: Artificial Intelligence Based Precision Oncology Clinical Trial Matching and Registry

RecruitingObservational study
  • Massive Bio SYNERGY-AI site, Denver
All ages · All sexes · Updated Oct 28, 2025 · NCT03452774

MammaPrint, BluePrint, and Full-genome Data Linked With Clinical Data to Evaluate New Gene EXpression Profiles

RecruitingObservational study
  • Comprehensive Breast Care of Denver, Denver
Ages 18 and older · All sexes · Updated Aug 20, 2025 · NCT03053193

About Breast Cancer

Breast cancer is a cancer that starts in the breast tissue, when cells change and grow out of control. These extra cells can form a mass called a tumor.

More about Breast Cancer on MedlinePlus

Breast Cancer trials in other cities

Other studies in Denver

From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.