CancerDrs

Breast Cancer clinical trials in Missouri

51 actively recruiting breast cancer trials at 26 sites across Missouri.

Data from ClinicalTrials.gov · last refreshed

Phase 3 Recruiting Academic/Other

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

This Phase III Trial will determine whether adjuvant chemotherapy (ACT) added to ovarian function suppression (OFS) plus endocrine therapy (ET) is superior to OFS plus ET in improving invasive breast cancer-free survival (IBCFS) among prem…

Sponsor: NRG Oncology
NCT ID: NCT05879926
Sites in Missouri:
  • Mercy Oncology and Hematology - Clayton-Clarkson — Ballwin, Missouri
  • Central Care Cancer Center - Bolivar — Bolivar, Missouri
  • Cox Cancer Center Branson — Branson, Missouri
  • Mercy Cancer Center - Cape Girardeau — Cape Girardeau, Missouri
  • Saint Francis Medical Center — Cape Girardeau, Missouri
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 Missouri:
  • Mercy Oncology and Hematology - Clayton-Clarkson — Ballwin, Missouri
  • Central Care Cancer Center - Bolivar — Bolivar, Missouri
  • Cox Cancer Center Branson — Branson, Missouri
  • Mercy Cancer Center - Cape Girardeau — Cape Girardeau, Missouri
  • Saint Francis Medical Center — Cape Girardeau, Missouri
Phase 3 Recruiting NIH

Adding an Immunotherapy Drug, MEDI4736 (Durvalumab), to the Usual Chemotherapy Treatment (Paclitaxel, Cyclophosphamide, and Doxorubicin) for Stage II-III Breast Cancer

This phase III trial compares the addition of an immunotherapy drug (durvalumab) to usual chemotherapy versus usual chemotherapy alone in treating patients with MammaPrint High 2 Risk (MP2) stage II-III hormone receptor positive, HER2 nega…

Sponsor: National Cancer Institute (NCI)
NCT ID: NCT06058377
Sites in Missouri:
  • Mercy Oncology and Hematology - Clayton-Clarkson — Ballwin, Missouri
  • Saint Francis Medical Center — Cape Girardeau, Missouri
  • Siteman Cancer Center at Saint Peters Hospital — City of Saint Peters, Missouri
  • MU Health - University Hospital/Ellis Fischel Cancer Center — Columbia, Missouri
  • Siteman Cancer Center at West County Hospital — Creve Coeur, Missouri
Phase 3 Recruiting NIH

Testing Whether Hormone Therapy With Ribociclib is as Effective as Chemotherapy Followed by Hormone Therapy With Ribociclib for the Treatment of High Anatomic Stage Breast Cancer With Low Recurrence Risk, The RxFINE-Low Trial

This phase III trial compares standard of care hormone therapy plus ribociclib to chemotherapy followed by hormone therapy plus ribociclib for the treatment of patients with high anatomic stage breast cancer with low risk of the cancer ret…

Sponsor: National Cancer Institute (NCI)
NCT ID: NCT07391774
Sites in Missouri:
  • Mercy Oncology and Hematology - Clayton-Clarkson — Ballwin, Missouri
  • Saint Francis Medical Center — Cape Girardeau, Missouri
  • Parkland Health Center - Farmington — Farmington, Missouri
  • University of Kansas Cancer Center - Briarcliff — Kansas City, Missouri
  • University of Kansas Cancer Center - North — Kansas City, Missouri
Phase 3 Recruiting Industry

Study of Sacituzumab Govitecan-hziy and Pembrolizumab Versus Treatment of Physician's Choice in Patients With Triple Negative Breast Cancer Who Have Residual Invasive Disease After Surgery and Neoadjuvant Therapy (ASCENT-05/AFT-65 OptimICE-RD/GBG 119/NSABP B-63)

The goal of this study is to find out if the experimental product, sacituzumab govitecan-hziy (SG) in combination with pembrolizumab given after surgery, is effective and safe compared to the treatment of physician's choice (TPC) which inc…

Sponsor: Gilead Sciences
NCT ID: NCT05633654
Sites in Missouri:
  • Washington University School of Medicine — St Louis, Missouri
  • Baptist Clinical Research Institute — St Louis, Missouri
  • Mercy Hospital — St Louis, Missouri
Phase 3 Recruiting Industry

A Study of Camizestrant in ER+/HER2- Early Breast Cancer After at Least 2 Years of Standard Adjuvant Endocrine Therapy

This is a Phase III open-label study to assess if camizestrant improves outcomes compared to standard endocrine therapy in patients with ER+/HER2 - early breast cancer with intermediate or high risk for disease recurrence who completed def…

Sponsor: AstraZeneca
NCT ID: NCT05774951
Sites in Missouri:
  • Research Site — Independence, Missouri
Phase 3 Recruiting Industry

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.

The purpose of this study is to learn about the safety and effects of the study medicine PF-07248144 when given along with fulvestrant for the possible treatment of HR-positive, HER2-negative advanced or metastatic breast cancer. HR-positi…

Sponsor: Pfizer
NCT ID: NCT07062965
Sites in Missouri:
  • Siteman Cancer Center - St Peters — City of Saint Peters, Missouri
  • Siteman Cancer Center - North County — Florissant, Missouri
  • Saint Luke's Hospital of Kansas City — Kansas City, Missouri
  • Siteman Cancer Center — St Louis, Missouri
Phase 3 Recruiting Industry

ROSETTA Breast-01: The Effects and Safety of Pumitamig in Patients With Triple-Negative Breast Cancer

This is a Phase III trial where participants will be randomized to two treatment groups, which means participants will be assigned by equal chance to a treatment group. This trial will be double-blinded, which means neither the participant…

Sponsor: BioNTech SE
NCT ID: NCT07173751
Sites in Missouri:
  • Saint Luke's Hospital of Kansas City — Kansas City, Missouri
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 Missouri:
  • Research Site — St Louis, Missouri
Phase 3 Recruiting Industry

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

Researchers are looking for new ways to treat types of breast cancer that are both: * High-risk, which means the cancer may have a higher chance of getting worse or coming back after treatment * Early-stage, which means the cancer is in th…

Sponsor: Merck Sharp & Dohme LLC
NCT ID: NCT06966700
Sites in Missouri:
  • Saint Luke's Cancer Institute ( Site 0059) — Kansas City, Missouri
  • Washington University Siteman Cancer Center ( Site 0031) — St Louis, Missouri
Phase 3 Recruiting Industry

A Study Evaluating the Efficacy and Safety of Inavolisib Plus CDK4/6 Inhibitor and Letrozole vs Placebo + CDK4/6i and Letrozole in Participants With Endocrine-Sensitive PIK3CA-Mutated, Hormone Receptor-Positive, HER2-Negative Advanced Breast Cancer

This study will evaluate the efficacy and safety of the combination of inavolisib plus a cyclin-dependent kinase 4 and 6 inhibitor (CDK4/6i) and letrozole versus placebo plus a CDK4/6i and letrozole in the first-line setting in participant…

Sponsor: Hoffmann-La Roche
NCT ID: NCT06790693
Sites in Missouri:
  • HCA Midwest Health — Kansas City, Missouri
Phase 3 Recruiting Industry

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

This phase 3 clinical trial compares the efficacy and safety of palazestrant with ribociclib to letrozole and ribociclib in women and men who have not received prior systemic anti-cancer treatment for advanced breast cancer.

Sponsor: Olema Pharmaceuticals, Inc.
NCT ID: NCT07085767
Sites in Missouri:
  • Clinical Trial Site — Kansas City, Missouri
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 Missouri:
  • Research Site — Saint Joseph, Missouri
  • Research Site — Springfield, Missouri
  • Research Site — St Louis, Missouri
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 Missouri:
  • Washington University School of Medicine- Siteman Cancer Center — St Louis, Missouri
Phase 3 Recruiting Industry

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

This is a prospective, randomized, double-blinded, placebo-controlled, multi-center, Phase 3 study of GLSI-100 immunotherapy in HLA-A\*02 positive and HER2/neu positive subjects who are at high risk for disease recurrence and have complete…

Sponsor: Greenwich LifeSciences, Inc.
NCT ID: NCT05232916
Sites in Missouri:
  • Siteman Cancer Center - Washington University Medical Campus — St Louis, Missouri
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 Missouri:
  • Saint Luke's Cancer Institute — Kansas City, Missouri
Phase 3 Recruiting Industry

A Study of Sacituzumab Tirumotecan (MK-2870) as a Single Agent and in Combination With Pembrolizumab (MK-3475) Versus Treatment of Physician's Choice in Participants With HR+/HER2- Unresectable Locally Advanced or Metastatic Breast Cancer (MK-2870-010)

The purpose of this study is to compare sacituzumab tirumotecan as a single agent, and in combination with pembrolizumab, versus Treatment of Physician's Choice (TPC) in participants with hormone receptor positive/human epidermal growth fa…

Sponsor: Merck Sharp & Dohme LLC
NCT ID: NCT06312176
Sites in Missouri:
  • Saint Luke's Cancer Institute ( Site 0027) — Kansas City, Missouri
  • Washington University School of Medicine ( Site 0076) — St Louis, Missouri
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 Missouri:
  • Saint Luke's Cancer Institute — Kansas City, Missouri
Phase 3 Recruiting Industry

Evaluation of Lasofoxifene Combined With Abemaciclib Compared With Fulvestrant Combined With Abemaciclib in Locally Advanced or Metastatic ER+/HER2- Breast Cancer With an ESR1 Mutation

The goal of this clinical trial is to assess the efficacy, safety and tolerability of the combination of lasofoxifene and abemaciclib compared to fulvestrant and abemaciclib for the treatment of pre- and postmenopausal women and men who ha…

Sponsor: LeonaBio
NCT ID: NCT05696626
Sites in Missouri:
  • Saint Luke's Cancer Institute — Kansas City, Missouri
  • Washington University School of Medicine — St Louis, Missouri
Phase 3 Recruiting Industry

Phase 3 Study of Gedatolisib as First-Line Treatment for Patients With HR-Positive, HER2-Negative Advanced Breast Cancer (VIKTORIA-2)

This is a Phase 3, open-label, randomized, clinical trial evaluating the efficacy and safety of gedatolisib and palbociclib plus endocrine therapy for the treatment of patients with locally advanced or metastatic HR+/HER2- advanced breast …

Sponsor: Celcuity Inc
NCT ID: NCT06757634
Sites in Missouri:
  • Saint Luke's Cancer Institute — Kansas City, Missouri
  • Washington University School of Medicine in Saint Louis — St Louis, Missouri
Phase 3 Recruiting Industry

A Study to Evaluate the Efficacy and Safety of Nanosomal Docetaxel Lipid Suspension in Triple Negative Breast Cancer Patients

The Nanosomal Docetaxel Lipid Suspension (NDLS) consists of uniformly sized micro particles of docetaxel suspended in a lipid based formulation. The advantage of such a Lipid Based formulation of Docetaxel is an improvement of the safety p…

Sponsor: Jina Pharmaceuticals Inc.
NCT ID: NCT03671044
Sites in Missouri:
  • Cox Medical Center — Springfield, Missouri
Phase 2 Recruiting NIH

Targeted Therapy Directed by Genetic Testing in Treating Patients With Locally Advanced or Advanced Solid Tumors, The ComboMATCH Screening Trial

This ComboMATCH patient screening trial is the gateway to a coordinated set of clinical trials to study cancer treatment directed by genetic testing. Patients with solid tumors that have spread to nearby tissue or lymph nodes (locally adva…

Sponsor: National Cancer Institute (NCI)
NCT ID: NCT05564377
Sites in Missouri:
  • Saint Francis Medical Center — Cape Girardeau, Missouri
  • Saint Luke's Hospital — Chesterfield, Missouri
  • Siteman Cancer Center at Saint Peters Hospital — City of Saint Peters, Missouri
  • Siteman Cancer Center at West County Hospital — Creve Coeur, Missouri
  • Parkland Health Center - Farmington — Farmington, Missouri
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 Missouri:
  • Washington University School of Medicine — St Louis, Missouri
Phase 2 Recruiting Industry

A Study to Assess the Efficacy and Safety of FORE8394 in Participants With Cancer Harboring BRAF Alterations

The objective of this Master Protocol is to evaluate the efficacy and safety of plixorafenib in participants with BRAF altered (BRAF V600E or BRAF fusions) locally advanced or metastatic solid tumors, or recurrent or progressive primary ce…

Sponsor: Fore Biotherapeutics
NCT ID: NCT05503797
Sites in Missouri:
  • Mosaic Life Care at Saint Joseph - Medical Center — Saint Joseph, Missouri

Showing 25 of 51 trials with sites in Missouri. 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: 2026-10-12