Clinical Trials Browser

NCT06184750 2026-03-19

Finding the Best Tamoxifen Dose for Breast Cancer Risk Reduction in Premenopausal Women, RENAISSANCE Trial

Phase 2 Recruiting

200 enrolled

Breast

Breast Carcinoma In Situ, Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating

NCT05941520 2026-03-18

Acolbifene Versus Low Dose Tamoxifen for the Prevention of Breast Cancer in Premenopausal Women at High Risk for Development of Breast Cancer

Phase 2 Recruiting

80 enrolled

Breast

Breast Carcinoma In Situ, Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating

NCT02954874 2026-03-17

Testing MK-3475 (Pembrolizumab) as Adjuvant Therapy for Triple Receptor-Negative Breast Cancer

Phase 3 Active not recruiting

1,155 enrolled

Breast

Breast Carcinoma In Situ, Breast Neoplasms, Triple Negative Breast Neoplasms

NCT03317405 2025-08-28

Phase I Trial of Endoxifen Gel Versus Placebo in Women Undergoing Breast Surgery

Phase 1 Active not recruiting

32 enrolled 12 charts

Breast

Breast Carcinoma In Situ, Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating

NCT02598557 2023-08-22

Alternative Dosing of Exemestane Before Surgery in Treating Postmenopausal Patients With Stage 0-II Estrogen Positive Breast Cancer

Phase 2 Completed

180 enrolled 46 charts

Breast

Breast Carcinoma In Situ, Breast Neoplasms

NCT03323658 2023-01-10

Bexarotene in Preventing Breast Cancer in Patients at High Risk for Breast Cancer

Phase 1 Completed

24 enrolled 12 charts

Breast

Breast Carcinoma In Situ, Carcinoma, Intraductal, Noninfiltrating

NCT01849250 2021-12-28

Study of Docosahexaenoic Acid (DHA) in Triple Negative Breast Cancer Survivors

Phase 2 Completed

65 enrolled 11 charts

Breast

Breast Carcinoma In Situ, Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating, Paget's Disease, Mammary

NCT00637481 2016-12-29

A Phase I Prevention Study of Atorvastatin in Women at Increased Risk for Breast Cancer

Phase 1 Completed

66 enrolled

Breast

Breast Carcinoma In Situ, Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating

NCT01077453 2014-10-20

Letrozole in Preventing Breast Cancer in Healthy Postmenopausal Women at High Risk for Breast Cancer

Phase 1 Completed

112 enrolled

Breast

Breast Carcinoma In Situ

NCT00126464 2013-11-06

Fulvestrant or Tamoxifen in Treating Postmenopausal Women Who Are Undergoing Surgery for Ductal Carcinoma in Situ of the Breast

Phase NA Unknown

100 enrolled

Breast

Breast Carcinoma In Situ, Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating

NCT00003771 2013-09-20

Hormone Replacement Therapy and the Risk of Breast Cancer Recurrence in Women With Previous Early Stage Breast Cancer

Phase 3 Completed

1,300 enrolled

Breast

Breast Carcinoma In Situ, Breast Neoplasms

NCT00094133 2013-09-20

Hypnosis in Treating Hot Flashes in Breast Cancer Survivors

Phase NA Unknown

60 enrolled

Breast

Breast Carcinoma In Situ, Breast Neoplasms, Hot Flashes, Inflammatory Breast Neoplasms

NCT00336089 2013-09-17

Exercise Program or Health Education Program in Reducing Fatigue and Pain in Breast Cancer Survivors

Phase NA Unknown

54 enrolled

Breast

Breast Carcinoma In Situ, Breast Neoplasms, Fatigue, Pain, Inflammatory Breast Neoplasms

NCT00602628 2013-06-26

Radiation Therapy Planning Techniques in Reducing Damage to Normal Tissue in Women Undergoing Breast-Conserving Surgery for Ductal Carcinoma of the Breast

Phase NA Completed

60 enrolled

Breast

Breast Carcinoma In Situ, Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating, Carcinoma, Ductal, Breast

NCT00245024 2013-05-03

Sulindac in Preventing Breast Cancer in Women at High Risk for Breast Cancer

Phase 1 Completed

30 enrolled

Breast

Breast Carcinoma In Situ, Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating

NCT00077168 2009-02-09

Adjuvant Radiation Therapy Compared With Observation After Surgery in Treating Women With Estrogen Receptor Positive or Progesterone Receptor Positive Ductal Carcinoma In Situ of the Breast Who Are Receiving Tamoxifen or Anastrozole

Phase 2 Unknown

2,000 enrolled

Breast

Breast Carcinoma In Situ, Breast Neoplasms, Carcinoma, Intraductal, Noninfiltrating