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Trackers› Clinical trials› Arizona
Clinical trial register · United States · industry-sponsored

Clinical Trials in Arizona, 2026

Every industry-sponsored study on the ClinicalTrials.gov registry that lists a US site and is open, about to open, active-but-closed, or enrolling by invitation. This deliberately excludes academic and other non-industry sponsors — the full US registry across all sponsors runs to over 22,000 recruiting studies alone.

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Source: ClinicalTrials.gov. Complete coverage of the industry-sponsored slice — all 9125 matching records are in this view (non-industry sponsors are out of scope by design, not truncated). Synced 08 Oct 2026, 03:16 UTC
9125
Studies in scope
industry-sponsored, all four open statuses
4951
Recruiting now
open to new participants
2192
Lead sponsors
across recruiting studies
Top states
California 84 Florida 69 Colorado 41 Texas 40 Massachusetts 38
Narrow the registerReset
Recruitment status
Phase
Lead sponsor
Eli Lilly and Company4 AstraZeneca4 Pfizer3 Hoffmann-La Roche2 Relay Therapeutics, Inc.2
State
California84 Florida69 Colorado41 Texas40 Massachusetts38
All 47 states
Target enrolment
to

Trials with a site in Arizona

32 of 9125 studies
Download
Status
Study
Lead sponsor
Phase
Enrol
US states
Start
Recruiting
A Study to Evaluate the Effect of GDC-4198 Alone and in Combination With Giredestrant Versus Abemaciclib and Giredestrant in Participants With Locally Advanced or Metastatic Estrogen Receptor-Positive (ER+), Human Epidermal Growth Factor Receptor-Negative (HER2-) Breast Cancer
NCT07100106Breast Cancer
DrugsRGT-419B·Giredestrant·Abemaciclib
Genentech, Inc.
Phase 1/2
285
Alabama, Arizona, California, Colorado, Florida, Georgia, Illinois, Maine
2025-10-07
Recruiting
Phase 3 Study of RLY-2608 + Fulvestrant vs Capivasertib + Fulvestrant as Treatment for Locally Advanced or Metastatic PIK3CA-mutant HR+/HER2- Breast Cancer
NCT06982521PIK3CA Mutation, HER2- Negative Breast Cancer, Hormone Receptor Positive Tumor, Breast Cancer
DrugsCapivasertib·Fulvestrant
Relay Therapeutics, Inc.
Phase 3
540
Arizona, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia
2025-08-26
Recruiting
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.
NCT07062965Breast Cancer
DrugsPrifetrastat·Exemestane·Everolimus·Fulvestrant
Pfizer
Phase 3
400
Arizona, California, Colorado, Connecticut, District of Columbia, Georgia, Illinois, Maryland
2025-08-05
Active, closed
A Study of Disitamab Vedotin in Adults With HER2 Expressing Advanced Breast Cancer
NCT06966453Breast Cancer, Breast Neoplasms
DrugDisitamab Vedotin
Pfizer
Phase 1/2
74
Alabama, Arizona, California, Colorado, Connecticut, District of Columbia, Florida, Georgia
2025-06-30
Recruiting
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
NCT06790693Breast Cancer
DrugsCDK4/6i·Inavolisib·Letrozole
Hoffmann-La Roche
Phase 3
450
Arizona, California, Florida, Georgia, Illinois, Kentucky, Maryland, Michigan
2025-04-09
Recruiting
A Phase 2 Study of Zanidatamab in Patients With HER2-expressing Tumors
NCT06695845Breast Cancer, Gastric Cancer, Esophageal Cancer, Gastroesophageal Cancer
DrugZanidatamab
Jazz Pharmaceuticals
Phase 2
200
Arizona, Colorado, Florida, Illinois, Michigan, New York, Pennsylvania, Tennessee
2025-01-14
Active, closed
Study of PF-07220060 With Letrozole in Adults With HR-positive HER2-negative Breast Cancer Who Have Not Received Anticancer Treatment for Advanced/Metastatic Disease
NCT06760637Breast Cancer
DrugsAtirmociclib·Abemaciclib·Ribociclib·Palbociclib
Pfizer
Phase 3
1,035
Alabama, Arizona, Arkansas, California, Colorado, District of Columbia, Florida, Georgia
2025-01-06
Recruiting
A Study of Elacestrant Versus Standard Endocrine Therapy in Women and Men With ER+,HER2-, Early Breast Cancer With High Risk of Recurrence
NCT06492616Breast Cancer
DrugsElacestrant·Tamoxifen·Exemestane·Anastrozole
Stemline Therapeutics, Inc.
Phase 3
4,220
Alabama, Arizona, Arkansas, California, Colorado, Connecticut, District of Columbia, Florida
2024-09-27
Recruiting
A Study of PARG Inhibitor ETX-19477 in Patients With Advanced Solid Malignancies
NCT06395519Advanced or Metastatic Solid Tumors, Breast Cancer, Ovarian Cancer, Prostate Cancer
858 Therapeutics, Inc.
Phase 1/2
120
Arizona, Connecticut, Florida, Illinois, Massachusetts, Minnesota, New York, Ohio
2024-05-13
Recruiting
Study of the Bria-IMT Regimen and CPI vs Physicians' Choice in Advanced Metastatic Breast Cancer.
NCT06072612Breast Cancer, Metastatic Breast Cancer, Breast Neoplasm, Breast Cancer Metastatic
DrugsRetifanlimab·Cyclophosphamide
BriaCell Therapeutics Corporation
Phase 3
404
Arizona, California, Connecticut, Florida, Georgia, Illinois, Indiana, Kansas
2023-12-05
Active, closed
OP-1250 (Palazestrant) vs. Standard of Care for the Treatment of ER+/HER2- Advanced Breast Cancer
NCT06016738Breast Cancer, Advanced Breast Cancer, Metastatic Breast Cancer, ER Positive Breast Cancer
DrugsPalazestrant·Exemestane·Anastrozole·Letrozole
Olema Pharmaceuticals, Inc.
Phase 3
510
Arizona, California, Colorado, Connecticut, Delaware, Florida, Georgia, Illinois
2023-11-16
Active, closed
A Phase III Randomised Study to Evaluate Dato-DXd and Durvalumab for Neoadjuvant/Adjuvant Treatment of Triple-Negative or Hormone Receptor-low/HER2-negative Breast Cancer
NCT06112379Breast Cancer
DrugsDato-DXd·Epirubicin·Xeloda·Olaparib
AstraZeneca
Phase 3
1,902
Alabama, Arizona, Arkansas, California, Colorado, Connecticut, Florida, Georgia
2023-11-14
Active, closed
A Study of PARG Inhibitor IDE161 in Participants With Advanced Solid Tumors
NCT05787587Advanced or Metastatic Solid Tumors, Breast Cancer, Ovarian Cancer, Prostate Cancer
DrugsKeytruda·Pembrolizumab
IDEAYA Biosciences
Phase 1
216
Arizona, California, Colorado, Connecticut, Florida, Georgia, Illinois, Indiana
2023-04-18
Active, closed
Open-Label Umbrella Study To Evaluate Safety And Efficacy Of Elacestrant In Various Combination In Participants With Metastatic Breast Cancer
NCT05563220Breast Cancer, Metastatic Breast Cancer
DrugsAlpelisib·Capivasertib·Elacestrant·Everolimus
Stemline Therapeutics, Inc.
Phase 1/2
435
Alabama, Arizona, Arkansas, California, Colorado, District of Columbia, Florida, Illinois
2023-01-24
Recruiting
Phase 3 Study to Evaluate the Efficacy and Safety of HER2/Neu Peptide GLSI-100 (GP2 + GM-CSF) in HER2/Neu Positive Subjects
NCT05232916Breast Cancer
Greenwich LifeSciences, Inc.
Phase 3
2,250
Alabama, Arizona, California, Colorado, Connecticut, District of Columbia, Florida, Georgia
2022-12-16
Active, closed
Gedatolisib Plus Fulvestrant With or Without Palbociclib vs Standard-of-Care for the Treatment of Patients With Advanced or Metastatic HR+/HER2- Breast Cancer (VIKTORIA-1)
NCT05501886Breast Cancer
DrugsGedatolisib·Alpelisib·Palbociclib·Fulvestrant
Celcuity Inc
Phase 3
701
Alabama, Arizona, Arkansas, California, Connecticut, Florida, Georgia, Illinois
2022-12-08
Active, closed
A Study of Dato-DXd With or Without Durvalumab Versus Investigator's Choice of Therapy in Patients With Stage I-III Triple-negative Breast Cancer Without Pathological Complete Response Following Neoadjuvant Therapy (TROPION-Breast03)
NCT05629585Breast Cancer
DrugsDato-DXd·Xeloda·Durvalumab·Keytruda
AstraZeneca
Phase 3
1,174
Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida
2022-11-28
Active, closed
Phase 1b Study of OP-1250 (Palazestrant) in Combination With Ribociclib, Alpelisib, Everolimus, or Atirmociclib in ER+, HER2- Breast Cancer
NCT05508906Metastatic Breast Cancer, ER-positive Breast Cancer, HER2-negative Breast Cancer, Breast Cancer
DrugsPalazestrant·Atirmociclib·Alpelisib·Everolimus
Olema Pharmaceuticals, Inc.
Phase 1
190
Arizona, California, Colorado, Florida, Iowa, Massachusetts, Michigan, Minnesota
2022-08-31
Recruiting
A Study of Emiltatug Ledadotin (Emi-Le) in Participants With Solid Tumors
NCT05377996Triple Negative Breast Cancer, Breast Cancer, Endometrial Cancer, Ovarian Cancer
Day One Biopharmaceuticals, Inc.
Phase 1/2
360
Arizona, California, Florida, Georgia, Illinois, Massachusetts, Michigan, Minnesota
2022-08-15
Recruiting
A Study of LOXO-783 in Patients With Breast Cancer/Other Solid Tumors
NCT05307705Breast Cancer
DrugsAnastrozole, Exemestane·Imlunestrant·Abemaciclib·Letrozole
Eli Lilly and Company
Phase 1
260
Arizona, California, Florida, Georgia, Massachusetts, Minnesota, Missouri, New York
2022-05-11
Active, closed
Study of NGM831 as Monotherapy and in Combination With Pembrolizumab or Pembrolizumab and NGM438 in Advanced or Metastatic Solid Tumors
NCT05215574Pancreatic Cancer, Breast Cancer, Gastric Cancer, Non-small Cell Lung Cancer
DrugsKeytruda·Pembrolizumab
NGM Biopharmaceuticals, Inc
Phase 1
130
Arizona, California, Florida, Michigan, New York, Oklahoma, Texas
2022-03-31
Recruiting
First-in-Human Study of Mutant-selective PI3Kα Inhibitor, RLY-2608, as a Single Agent in Patients With Advanced Solid Tumors and in Combination With Endocrine Therapy +/- a CDK4/6 or CDK4 Inhibitor in Patients With Advanced Solid Tumors or Advanced Breast Cancer
NCT05216432PIK3CA Mutation, Solid Tumor, Adult, HER2-negative Breast Cancer, Breast Cancer
DrugsRLY-2608·Atirmociclib·Ribociclib·Palbociclib
Relay Therapeutics, Inc.
Phase 1
930
Arizona, California, Colorado, Connecticut, Florida, Illinois, Indiana, Massachusetts
2021-12-08
Active, closed
Breast Cancer Index (BCI) Registry
NCT04875351Breast Cancer
Biotheranostics, Inc.
Observational
3,465
Alabama, Arizona, California, Colorado, Florida, Illinois, Maryland, New York
2021-04-14
Active, closed
DNA-guided Second Line Adjuvant Therapy for High Residual Risk, Estrogen Receptor Positive, HER-2 Negative Breast Cancer (DARE)
NCT04567420Breast Cancer
DrugsPalbociclib·Fulvestrant
Criterium, Inc.
Phase 2
70
Arizona, California, Colorado, Connecticut, Georgia, Louisiana, Nebraska, New Mexico
2021-02-09
Active, closed
A Study of LY3484356 in Participants With Advanced or Metastatic Breast Cancer or Endometrial Cancer
NCT04188548Breast Cancer, Advanced Breast Cancer, Metastatic Breast Cancer, Endometrial Cancer
DrugsImlunestrant·Alpelisib·Everolimus·Abemaciclib
Eli Lilly and Company
Phase 1
379
Arizona, Arkansas, California, Florida, Georgia, Indiana, Maryland, Massachusetts
2019-12-10
Active, closed
Study of Pembrolizumab (MK-3475) Versus Placebo in Combination With Neoadjuvant Chemotherapy & Adjuvant Endocrine Therapy in the Treatment of Early-Stage Estrogen Receptor-Positive, Human Epidermal Growth Factor Receptor 2-Negative (ER+/HER2-) Breast Cancer (MK-3475-756/KEYNOTE-756)
NCT03725059Breast Cancer
DrugsEpirubicin·Adriamycin·Cytoxan·Taxol
Merck Sharp & Dohme LLC
Phase 3
1,240
Alabama, Arizona, California, Colorado, Florida, Georgia, Illinois, Indiana
2018-12-27
Active, closed
Endocrine Therapy With or Without Abemaciclib (LY2835219) Following Surgery in Participants With Breast Cancer
NCT03155997Breast Cancer
DrugAbemaciclib
Eli Lilly and Company
Phase 3
5,637
Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Florida
2017-07-12
Recruiting
MammaPrint, BluePrint, and Full-genome Data Linked With Clinical Data to Evaluate New Gene EXpression Profiles
NCT03053193Breast Cancer
Agendia
Observational
30,000
Alabama, Alaska, Arizona, California, Colorado, Connecticut, Delaware, Florida
2017-04-28
Active, closed
Basket Study of Entrectinib (RXDX-101) for the Treatment of Patients With Solid Tumors Harboring NTRK 1/2/3 (Trk A/B/C), ROS1, or ALK Gene Rearrangements (Fusions)
NCT02568267Breast Cancer, Cholangiocarcinoma, Colorectal Cancer, Head and Neck Neoplasms
DrugEntrectinib
Hoffmann-La Roche
Phase 2
534
Arizona, California, Colorado, Connecticut, District of Columbia, Florida, Georgia, Illinois
2015-11-19
Active, closed
A Study of Nonsteroidal Aromatase Inhibitors Plus Abemaciclib (LY2835219) in Postmenopausal Women With Breast Cancer
NCT02246621Breast Cancer
DrugsAnastrozole·Abemaciclib·Letrozole
Eli Lilly and Company
Phase 3
493
Arizona, Arkansas, California, Florida, Georgia, Minnesota, Nebraska, Nevada
2014-11-06
Active, closed
Olaparib as Adjuvant Treatment in Patients With Germline BRCA Mutated High Risk HER2 Negative Primary Breast Cancer
NCT02032823Breast Cancer
DrugOlaparib
AstraZeneca
Phase 3
1,837
Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware
2014-04-22
Active, closed
Comparison of Fulvestrant (FASLODEX™) 250 mg and 500 mg in Postmenopausal Women With Oestrogen Receptor Positive Advanced Breast Cancer Progressing or Relapsing After Previous Endocrine Therapy.
NCT00099437Breast Cancer
DrugFulvestrant
AstraZeneca
Phase 3
736
Arizona, California, Connecticut, Florida, Illinois, Maryland, Michigan, Missouri
2005-02-13
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Cite this view

Priya Life Science (2026). Clinical trial register: industry-sponsored studies with a US investigative site, filtered. Derived from ClinicalTrials.gov. Retrieved 8 October 2026. https://priyalifescience.com/clinical-trials-usa/state/arizona

Query this register directly
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About this register

This register is built from ClinicalTrials.gov, the trial registry run by the U.S. National Library of Medicine. It includes every industry-sponsored study on the registry that lists at least one investigative site in the US and is recruiting, not yet recruiting, active but no longer recruiting, or enrolling by invitation: 9,125 studies in total at the last sync on 08 Oct 2026, 03:16 UTC. Academic and other non-industry sponsors are out of scope by design. The full list can be downloaded as CSV or queried as JSON through the register API.

This page shows the 32 of those studies with a site in Arizona that also match the filters currently applied.

How many clinical trials are recruiting in Arizona?

13 of the 32 studies on this page are recruiting new participants as of the 08 Oct 2026, 03:16 UTC sync. A further 0 have not yet opened recruitment, 19 are active but closed to new participants, and 0 are enrolling by invitation only. Eligibility for any study is decided by its study team.

Summary by phase

Studies by phase (Arizona), 32 studies
PhaseStudiesRecruitingShare
Phase 316650%
Phase 16218.8%
Phase 1/25315.6%
Phase 2319.4%
Observational216.3%

Most active sponsors

Lead sponsors with the most studies (Arizona)
Lead sponsorStudiesRecruiting
AstraZeneca40
Eli Lilly and Company41
Pfizer31
Hoffmann-La Roche21
Olema Pharmaceuticals, Inc.20
Relay Therapeutics, Inc.22
Stemline Therapeutics, Inc.21
858 Therapeutics, Inc.11
Agendia11
Biotheranostics, Inc.10
Listing here is informational and not medical advice; eligibility is determined by each study team. Compare pay for the teams running these studies in the US Pharma Salary Guide, see who's behind them in the US Company Directory, or track approvals on the FDA Approvals Tracker. For Irish, UK and EU sites, see the Ireland, UK and EU registers.