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Breast Cancer Clinical Trials in Riverside, CA
A listing of 7 Breast Cancer clinical trials in Riverside, CA actively recruiting volunteers for paid trials and research studies in various therapeutic areas.
1 - 7 of 7
The city of Riverside, California, currently has 7 active clinical trials seeking participants for Breast Cancer research studies.
Featured Trial
Healthy Participants Needed (Colonoscopy + Cancer Screening)
Recruiting
Earn $325 - $475 in electronic payment card compensation for your time and effort by participating in a clinical study to develop a blood test that may one day help screen for colon cancer. Take a quick quiz to see if you qualify.
Conditions:
Healthy
Healthy Volunteers
Healthy Subjects
Healthy Volunteer
Healthy Participants
Featured Trial
COVID Vaccine Age 50-64 Study (Up to $710 Total Compensation)
Recruiting
Multiple COVID-19 investigational vaccine studies are now enrolling participants (Age 50-64), with appointments available. Participants who qualify may receive up to $710 in total compensation.
If eligible, participants may be matched to one of the current COVID-19 vaccine studies. Should you express interest, the study team will contact you directly to provide further details and answer any questions about study procedures, time commitment, potential risks/benefits, and compensation.
If eligible, participants may be matched to one of the current COVID-19 vaccine studies. Should you express interest, the study team will contact you directly to provide further details and answer any questions about study procedures, time commitment, potential risks/benefits, and compensation.
Conditions:
COVID Vaccine (Age 50-64)
COVID
COVID-19
COVID19
COVID 19
Featured Trial
Vaccine (18+) Clinical Study
Recruiting
We are seeking healthy individuals aged 18 and above who are interested in participating in a vaccine clinical trial.
Conditions:
Vaccine (18+)
Healthy
Healthy Individuals
Healthy Volunteers
Healthy Subjects
Featured Trial
Vaccine (65+) Clinical Study
Recruiting
We are seeking healthy participants aged 65 and above who are interested in participating in a vaccine clinical trial.
Conditions:
Vaccine (65+)
Healthy
Older Adults
Seniors
Healthy Volunteers
Featured Trial
Adult Vaccine Clinical Trial
Recruiting
Looking to boost your immunity?
You may be interested in participating in an Adult Vaccine Clinical Trial.
The Adult Vaccine Research Studies are looking for adults to evaluate the effectiveness of a potential vaccine.
You may be interested in participating in an Adult Vaccine Clinical Trial.
The Adult Vaccine Research Studies are looking for adults to evaluate the effectiveness of a potential vaccine.
Conditions:
Healthy
Healthy Volunteers
Healthy Subjects
Healthy Volunteer
Healthy Participants
Featured Trial
Healthy Clinical Study
Recruiting
A clinical study for healthy individuals.
Conditions:
Healthy
Mobile Health for Adherence in Breast Cancer Patients
Recruiting
This clinical trial compares the use of the connected customized treatment platform (CONCURxP), consisting of using a medication monitoring device called WiseBag along with text message reminders for missed or extra medication events, to enhanced usual care (EUC), where patients only use the WiseBag, to monitor medication adherence in patients with metastatic breast cancer who are taking a CKD4/6 inhibitor. To ensure CDK4/6 inhibitors achieve their full clinical benefit, patients need to take th... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/12/2025
Locations: Kaiser Permanente-Riverside, Riverside, California
Conditions: Anatomic Stage IV Breast Cancer AJCC v8, Breast Carcinoma, HER2-Negative Breast Carcinoma, Hormone Receptor-Positive Breast Carcinoma
De-Escalation of Breast Radiation Trial for Hormone Sensitive, HER-2 Negative, Oncotype Recurrence Score Less Than or Equal to 18 Breast Cancer (DEBRA)
Recruiting
This Phase III Trial evaluates whether breast conservation surgery and endocrine therapy results in a non-inferior rate of invasive or non-invasive ipsilateral breast tumor recurrence (IBTR) compared to breast conservation with breast radiation and endocrine therapy.
Gender:
ALL
Ages:
Between 50 years and 70 years
Trial Updated:
08/01/2025
Locations: Kaiser Permanente-Riverside, Riverside, California
Conditions: Stage I Breast Cancer
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
Recruiting
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 premenopausal, early- stage breast cancer (EBC) patients with estrogen receptor (ER)-positive, HER2-negative tumors and 21-gene recurrence score (RS) between 16-25 (for pN0 patients) and 0-25 (for pN1 patients).
Gender:
FEMALE
Ages:
Between 18 years and 60 years
Trial Updated:
08/01/2025
Locations: Kaiser Permanente-Riverside, Riverside, California
Conditions: Breast Cancer
Study of the Bria-IMT Regimen and CPI vs Physicians' Choice in Advanced Metastatic Breast Cancer.
Recruiting
This is a multicenter randomized, open label study to evaluate overall survival with the Bria-IMT regimen in combination with Checkpoint Inhibitor \[Retifanlimab\], versus Treatment of Patients'/Physicians' Choice (TPC) in advanced metastatic or locally recurrent breast cancer (aMBC) patients with no approved alternative therapies available.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/30/2025
Locations: Los Angeles cancer Network_Riverside, Riverside, California
Conditions: Breast Cancer, Metastatic Breast Cancer, Breast Neoplasm, Breast Cancer Metastatic, End Stage Cancer
Additional Support Program Via Text Messaging and Telephone-Based Counseling for Breast Cancer Patients Receiving Hormonal Therapy
Recruiting
This phase III trial compares an additional support program (text message reminders and/or telephone-based counseling) with usual care in making sure breast cancer patients take their endocrine therapy medication as prescribed (medication adherence). Medication adherence is how well patients take the medication as prescribed by their doctors, and good medical adherence is when patients take medications correctly. Poor medication adherence has been shown to be a serious barrier to effective treat... Read More
Gender:
FEMALE
Ages:
18 years and above
Trial Updated:
06/24/2025
Locations: Kaiser Permanente-Riverside, Riverside, California
Conditions: Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, HER2 Negative Breast Carcinoma, Hormone Receptor Positive Breast Carcinoma, Invasive Breast Carcinoma, Prognostic Stage I Breast Cancer AJCC v8, Prognostic Stage II Breast Cancer AJCC v8, Prognostic Stage III Breast Cancer AJCC v8
Metformin for the Treatment of Insulin Resistance in Women With Stage I-III Breast Cancer Completing Chemotherapy
Recruiting
This phase III trial evaluates how often women develop insulin resistance and type-2 diabetes and compares metformin with usual care to usual care alone in treating insulin resistance in women with stage I-III breast cancer after chemotherapy. Insulin resistance occurs when cells stop responding to insulin and is a risk factor for developing diabetes and heart disease. Higher levels of insulin have been shown to be associated with aggressive breast cancer. Metformin hydrochloride decreases the a... Read More
Gender:
FEMALE
Ages:
18 years and above
Trial Updated:
06/18/2025
Locations: University of California-Riverside, Riverside, California
Conditions: Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Invasive Breast Carcinoma
S1703 Serum Tumor Marker Directed Disease Monitoring in Patients With Hormone Receptor Positive Her2 Negative Metastatic Breast Cancer
Recruiting
This randomized research trial studies how well serum tumor marker directed disease monitoring works in monitoring patients with hormone receptor positive Her2 negative breast cancer that has spread to other places in the body. Using markers to prompt when scans should be ordered may be as good as the usual approach to monitoring disease.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
04/03/2025
Locations: Kaiser Permanente-Riverside, Riverside, California
Conditions: Anatomic Stage IV Breast Cancer AJCC v8, Estrogen Receptor Positive, HER2/Neu Negative, Progesterone Receptor Positive, Prognostic Stage IV Breast Cancer AJCC v8, Elevated CA15-3 or CEA or CA27-29
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