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University of Arizona clinical trial failures
Review 29 stopped clinical trials from University of Arizona, including disease areas, phases, and classified stop reasons.
This page groups real ClinicalTrials.gov-derived stopped trial records. The strongest added signal is the stop-reason classification: 1 of these records are likely biological failure signals, while the rest may reflect operational, strategic, regulatory, funding, enrollment, or unclear stop reasons.
Dominant stop reasons
- OPERATIONAL
- 14
- OTHER/UNKNOWN
- 14
- EFFICACY/FUTILITY
- 1
Notable sponsors
- University of Arizona
- 29
Related phases
- Phase II
- 16
- Phase I
- 5
- Early Phase I
- 4
- Phase III
- 2
- Unknown
- 2
Crawlable stopped-trial records
Open ExploreShowing up to 29 representative records from this slice. Each link opens the trial detail page with source attribution and stop-reason context.
Phase III Asthma trial by University of Arizona. Stop reason: EFFICACY/FUTILITY.
The AZ-SWED trial was stopped by the National Heart, Lung, and Blood Institute (NHLBI) due to futility
Phase II HNSCC trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
Standard of care therapy for Stage III-IVA HNSCC updated in June to include neoadjuvant + adjuvant immunotherapy.
Phase I Alzheimer Dementia trial by University of Arizona. Stop reason: OPERATIONAL.
Study interrupted by COVID-19 pandemic and could not be restarted at current location. Study investigators determined that relocating and continuing the study under its original scope was not feasible given preliminary results from IM injections.
Phase II Hyperinsulinism trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
Study was never opened at University of Arizona.
Phase II Coronary Artery Bypass Surgery trial by University of Arizona. Stop reason: OPERATIONAL.
Funding ended
Phase II Chronic Heart Failure trial by University of Arizona. Stop reason: OPERATIONAL.
Study Suspended. Slow enrollment.
Phase I Coccidioidomycosis trial by University of Arizona. Stop reason: OPERATIONAL.
Recruitment challenges and lack of funding caused an early end to this study
Early Phase I Nitrous Oxide trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
The study team didn't have the nitrous oxide to conduct the study.
Phase II CDKN2A-p16 Positive trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
Novartis has chosen to withdraw support for this trial
Phase II Head and Neck Carcinoma trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
Study terminated by pharmaceutical company
Phase II Breast Cancer trial by University of Arizona. Stop reason: OPERATIONAL.
Per Principal Investigator, it is not feasible to move forward with this trial.
Phase II Breast Cancer trial by University of Arizona. Stop reason: OPERATIONAL.
The PI determined that study specimens being obtained did not yield sufficient data to analyze the prespecified outcome measures and decided to terminate the study prior to meeting enrollment goals.
Phase II Coronavirus trial by University of Arizona. Stop reason: OPERATIONAL.
After 15 months of active enrollment and a lack of qualifying hospitalized COVID-19 patients, the Sponsor-Investigator, Marilyn Csete Glassberg, MD, decided to terminate recruitment before meeting the stated enrollment objectives.
Unknown Acute Pain trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
concern of side effects
Early Phase I Immune Cell Composition trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
Team decided not to initiate study.
Phase II Acute Respiratory Failure With Hypoxia trial by University of Arizona. Stop reason: OPERATIONAL.
Unable to enroll patients
Early Phase I Salivary Gland Dysfunction trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
UACC-PHX is no longer able to support the study and Novartis is unable to provide drug beyond December 2019.
Phase III Colorectal Cancer trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
Concluded - Terminated by PI
Phase II Basal Cell Carcinomas trial by University of Arizona. Stop reason: OPERATIONAL.
Low enrollment
Phase II Head and Neck Cancer trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
IRB suspension, did not resume
Early Phase I Failed Moderate Sedation During Procedure trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
Initial results did not show benefit.
Phase II Malignant Melanoma trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
Pharmaceutical company pulled support for the trial.
Phase II Estrogen Receptor-positive Breast Cancer trial by University of Arizona. Stop reason: OPERATIONAL.
Slow accrual
Unknown Acute Respiratory Failure trial by University of Arizona. Stop reason: OPERATIONAL.
No participants enrolled, study will not be conducted.
Phase II Diffuse Large B Cell Lymphoma trial by University of Arizona. Stop reason: OPERATIONAL.
Pharmaceutical company supplying the drug withdraw financial support. PI has decided to close study prior to enrollment of any patients.
Phase II Leukemia trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
Pentostatin/alemtuzumab regimen had greater risk of graft failure.
Phase I Rheumatoid Arthritis trial by University of Arizona. Stop reason: OPERATIONAL.
insufficient enrollment
Phase I Metastatic Melanoma trial by University of Arizona. Stop reason: OPERATIONAL.
lack of accrual
Phase I Atrial Fibrillation trial by University of Arizona. Stop reason: OTHER/UNKNOWN.
No stop-reason text available in the compact dataset.