Sponsor hub
University of California, Irvine clinical trial failures
Review 26 stopped clinical trials from University of California, Irvine, 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: 0 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
- 22
- OTHER/UNKNOWN
- 4
Notable sponsors
- University of California, Irvine
- 26
Related phases
- Phase II
- 11
- Phase I
- 6
- Phase III
- 3
- Phase IV
- 3
- Early Phase I
- 2
Crawlable stopped-trial records
Open ExploreShowing up to 26 representative records from this slice. Each link opens the trial detail page with source attribution and stop-reason context.
Phase II Hyperalgesia trial by University of California, Irvine. Stop reason: OPERATIONAL.
Study terminated early due to low enrollment. Only 8 participants enrolled out of the target 105.
Phase IV Acute Hyperkalemia trial by University of California, Irvine. Stop reason: OPERATIONAL.
Low enrollment rate
Phase III Hemorrhage trial by University of California, Irvine. Stop reason: OPERATIONAL.
Insufficient funding
Phase IV Myofascial Trigger Point Pain trial by University of California, Irvine. Stop reason: OPERATIONAL.
Main researcher (Jonathan Lee) left the institution. Once he left, recruitment did not occur.
Phase IV Aging trial by University of California, Irvine. Stop reason: OPERATIONAL.
Changed University from UCR to UCI. The new lab was not adequately equipped to handle the sleep research and it was too far from the main lab. Funding was running out.
Early Phase I COVID-19 trial by University of California, Irvine. Stop reason: OPERATIONAL.
No longer studying long COVID
Phase III Ovarian Cancer trial by University of California, Irvine. Stop reason: OPERATIONAL.
Low recruitment
Phase II Carcinoma, Transitional Cell trial by University of California, Irvine. Stop reason: OPERATIONAL.
Trial was terminated due to halt in funding.
Phase II Breast Neoplasm trial by University of California, Irvine. Stop reason: OPERATIONAL.
Halted due to study funding
Phase II Tibial Fractures trial by University of California, Irvine. Stop reason: OTHER/UNKNOWN.
Sponsor suspending temporarily.
Phase I Port-Wine Stain trial by University of California, Irvine. Stop reason: OPERATIONAL.
No participants enrolled
Phase I Port Wine Stain trial by University of California, Irvine. Stop reason: OTHER/UNKNOWN.
We have decided not to pursue the study
Phase I Renal Cell Carcinoma trial by University of California, Irvine. Stop reason: OPERATIONAL.
This study was closed due to extremely low accrual, as well as a change in care when using the study drug.
Unknown Stress Urinary Incontinence trial by University of California, Irvine. Stop reason: OTHER/UNKNOWN.
Unable to determine a suitable placebo.
Phase I Metastatic Melanoma trial by University of California, Irvine. Stop reason: OPERATIONAL.
Halted because of slow accrual and lack of study funding
Phase II Dysfunctional Labor trial by University of California, Irvine. Stop reason: OPERATIONAL.
Lack of feasibility
Phase II Gastric Carcinoma trial by University of California, Irvine. Stop reason: OPERATIONAL.
Closed due to poor accrual
Phase II Cervical Cancer trial by University of California, Irvine. Stop reason: OPERATIONAL.
This study was closed due to lack of funding.
Phase III Lower Urinary Tract Discomfort trial by University of California, Irvine. Stop reason: OPERATIONAL.
The study was terminated due to low enrollment
Phase II Head and Neck Cancer trial by University of California, Irvine. Stop reason: OTHER/UNKNOWN.
The main sponsor of this multi-center trial has submitted this protocol. A single participating site should not register this study.
Phase II Head and Neck Cancer trial by University of California, Irvine. Stop reason: OPERATIONAL.
Halted prematurely due to slow accrual
Phase II Esophageal Cancer trial by University of California, Irvine. Stop reason: OPERATIONAL.
Study was terminated by funding entity
Phase II Head and Neck Cancer trial by University of California, Irvine. Stop reason: OPERATIONAL.
slow accrual
Early Phase I Pemphigus trial by University of California, Irvine. Stop reason: OPERATIONAL.
Lack of funding
Phase I Stroke trial by University of California, Irvine. Stop reason: OPERATIONAL.
Not funded
Phase I Ischemic Stroke trial by University of California, Irvine. Stop reason: OPERATIONAL.
Study was never started