Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 27, 2026, 4:55 AM EDT

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Showing 1–24 of 31 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Breast Cancer Metastatic
Interventions
Amcenestrant, Fulvestrant, Anastrozole, Letrozole, Exemestane, Tamoxifen
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
367 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
14
States / cities
Birmingham, Alabama • Bakersfield, California • Santa Monica, California + 11 more
Conditions
Breast Cancer
Interventions
TOL2506, Tamoxifen, Letrozole tablets, Anastrozole Tablets, Exemestane Tablets
Drug
Lead sponsor
Tolmar Inc.
Industry
Eligibility
18 Years to 51 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
17
States / cities
Greenbrae, California • Fort Lauderdale, Florida • Lexington, Kentucky + 14 more
Conditions
Ovarian Cancer, Genitourinary (GU) Tumors
Interventions
Epacadostat, tamoxifen
Drug
Lead sponsor
Incyte Corporation
Industry
Eligibility
18 Years and older · Female only
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
17
States / cities
La Jolla, California • Los Angeles, California • San Francisco, California + 14 more
Conditions
Breast Cancer, ER-positive Breast Cancer, HER2-negative Breast Cancer, Metastatic Breast Cancer
Interventions
AI+CDK4/6i, SERD+CDK4/6i, mTOR inhibitor + AI, mTOR inhibitor + SERD, mTOR inhibitor + Selective estrogen receptor modulator, PI3K inhibitor + SERD, PI3K inhibitor + AI, Chemotherapy, Oral SERD, PARPi, AKT inhibitor, Step 3 Arm 2
Drug · Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Miami, Florida
Conditions
Estrogen Receptor Positive Breast Cancer
Interventions
TAK-228, Tamoxifen
Drug
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
3
States / cities
Houston, Texas • Sugar Land, Texas
Conditions
Breast Cancer
Interventions
Everolimus, Exemestane, Tamoxifen, Fulvestrant, Anastrozole, Letrozole, Toremifine
Drug
Lead sponsor
SCRI Development Innovations, LLC
Other
Eligibility
18 Years and older · Female only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
8
States / cities
Fort Myers, Florida • Hollywood, Florida • Pensacola, Florida + 5 more
Conditions
Breast Neoplasms
Interventions
Atezolizumab (MPDL3280A), an engineered anti-programmed death-ligand 1 (PD-L1) antibody, Bevacizumab, Entinostat, Exemestane, Fulvestrant, Ipatasertib, Tamoxifen, Abemaciclib
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older · Female only
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
14
States / cities
Birmingham, Alabama • San Francisco, California • Stanford, California + 11 more
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Treatment of Unfavorable Bleeding Patterns in Contraceptive Implant Users

NCT02903121
Conditions
Bleeding, Implants, Breakthrough Bleeding
Interventions
Tamoxifen, Placebo, Tamoxifen (open label)
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
15 Years to 45 Years · Female only
Enrollment
109 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Breast Cancer
Interventions
TOL2506, Tamoxifen, Letrozole Tablets, Anastrozole Tablets, Exemestane Tablets
Drug
Lead sponsor
Tolmar Inc.
Industry
Eligibility
18 Years to 49 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
17
States / cities
Greenbrae, California • Parker, Colorado • Chicago, Illinois + 14 more
Conditions
Early Breast Cancer
Interventions
Cyclophosphamide, Doxorubicin, Docetaxel, Paclitaxel, Pertuzumab IV, FDC of Pertuzumab and Trastuzumab SC, Trastuzumab IV, Trastuzumab SC, Surgery, Post-operative Radiotherapy, Hormone Therapy
Drug · Procedure · Radiation
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
4
States / cities
Rockville, Maryland • Farmington, New Mexico • Charlotte, North Carolina + 1 more
Conditions
Breast Cancer, Early Breast Cancer
Interventions
Camizestrant, Tamoxifen, Anastrozole, Letrozole, Exemestane, Abemaciclib
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
5,511 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2037
U.S. locations
111
States / cities
Dothan, Alabama • Phoenix, Arizona • Tucson, Arizona + 98 more
Conditions
Metastatic Breast Cancer, HER2-negative Breast Cancer, ER+ Breast Cancer, Advanced Breast Cancer, Metastatic Breast Cancer With Bone Involvement, Bone Metastases in Subjects With Advanced Breast Cancer, ER-Positive HER2-Negative Breast Cancer, Estrogen Receptor-positive Breast Cancer, Hormone-sensitive Metastatic Breast Cancer, Hormone-Sensitive Breast Cancer
Interventions
RYZ101, Standard of Care Endocrine Therapy
Drug
Lead sponsor
RayzeBio, Inc.
Industry
Eligibility
Not listed
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2033
U.S. locations
25
States / cities
Phoenix, Arizona • Irvine, California • San Diego, California + 21 more
Conditions
Chronic Hepatitis C
Interventions
tamoxifen
Drug
Lead sponsor
Bader, Ted, M.D.
Individual
Eligibility
18 Years to 75 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Breast Cancer, HER2-positive
Interventions
Zanidatamab, Letrozole, Tamoxifen
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Houston, Texas
Conditions
Breast Neoplasms
Interventions
Exemestane, Celecoxib + Exemestane
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Female only
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2008
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Healthy
Interventions
PD-0332991 alone, Tamoxifen 60 mg, Tamoxifen 20 mg, PD-0332991 combination
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Early Breast Cancer
Interventions
Giredestrant, Physician's Choice of Endocrine Therapy, LHRH Agonist
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
4,170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2033
U.S. locations
72
States / cities
Daphne, Alabama • Bakersfield, California • Fullerton, California + 66 more
Conditions
Breast Neoplasms, Neoplasms, Hormone-Dependent
Interventions
Atamestane, toremifene, letrozole
Drug
Lead sponsor
Intarcia Therapeutics
Industry
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
6
States / cities
Greenbrae, California • Saint Joseph, Michigan • Kansas City, Missouri + 3 more
Conditions
Breast Neoplasms
Interventions
Imlunestrant, Goserelin, Tamoxifen 20 mg
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older · Female only
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
34
States / cities
Birmingham, Alabama • Chandler, Arizona • Phoenix, Arizona + 27 more
Conditions
Breast Cancer, Early Breast Cancer
Interventions
Camizestrant, Tamoxifen, Anastrozole, Letrozole, Exemestane
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
4,300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2036
U.S. locations
126
States / cities
Birmingham, Alabama • Dothan, Alabama • Anchorage, Alaska + 110 more
Conditions
Pharmacokinetics
Interventions
Tamoxifen, Tamoxifen and Desvenlafaxine Succinate Sustained Release
Drug
Lead sponsor
Pfizer
Industry
Eligibility
45 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
2
States / cities
Miami, Florida
Conditions
Breast Cancer
Interventions
Ribociclib, Adjuvant endocrine therapy, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
33
States / cities
Tucson, Arizona • Fayetteville, Arkansas • Bakersfield, California + 28 more
Conditions
Breast Cancer
Interventions
Trastuzumab emtansine, Treatment of physician's choice
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
602 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
59
States / cities
Tucson, Arizona • Hot Springs, Arkansas • Hayward, California + 52 more
Conditions
Locally Advanced or Metastatic Breast Cancer
Interventions
Phesgo, Giredestrant, Docetaxel, Paclitaxel, LHRH Agonist, Optional Endocrine Therapy of Investigator's Choice
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
922 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
13
States / cities
Tucson, Arizona • Los Angeles, California • Jacksonville, Florida + 10 more