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Stanford University clinical trial failures
Review 139 stopped clinical trials from Stanford University, 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: 6 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
- 88
- OTHER/UNKNOWN
- 44
- EFFICACY/FUTILITY
- 5
- REGULATORY
- 1
- SAFETY
- 1
Notable sponsors
- Stanford University
- 139
Related phases
- Phase II
- 51
- Phase I
- 28
- Unknown
- 25
- Phase IV
- 17
- Early Phase I
- 9
Crawlable stopped-trial records
Open ExploreShowing up to 100 representative records from this slice. Each link opens the trial detail page with source attribution and stop-reason context.
Early Phase I Breast Cancer trial by Stanford University. Stop reason: OPERATIONAL.
Awaiting more funding to build a more stable technology.
Phase II Rib Fractures trial by Stanford University. Stop reason: OPERATIONAL.
Lack of funding
Phase IV Endoscopy trial by Stanford University. Stop reason: OTHER/UNKNOWN.
We do not have access to the patient population anymore due to a move in our operational design
Phase II Ulcerative Colitis trial by Stanford University. Stop reason: OPERATIONAL.
Lack of recruitment and funding.
Phase I Head and Neck Cancer trial by Stanford University. Stop reason: OTHER/UNKNOWN.
tentatively suspended until drug manufacturing is available
Phase I Cancer trial by Stanford University. Stop reason: OPERATIONAL.
funding
Phase III Blood Loss, Surgical trial by Stanford University. Stop reason: OPERATIONAL.
Recruitment not feasible for this patient population within study timeframe
Phase III Pneumonia trial by Stanford University. Stop reason: EFFICACY/FUTILITY.
Per DSMB's review of interim analysis, the study has reached the pre-specified futility criteria
Phase II Breast Cancer trial by Stanford University. Stop reason: OPERATIONAL.
Due to changes in the treatment landscape, the study faced significant recruitment challenges. As no patients were enrolled, the sponsor requested study closure
Phase II Chronic Kidney Disease trial by Stanford University. Stop reason: OPERATIONAL.
Lack of resources
Early Phase I Gadolinium Deposition Disease trial by Stanford University. Stop reason: OPERATIONAL.
Could not recruit subjects quickly enough
Phase I Cervix Cancer trial by Stanford University. Stop reason: OPERATIONAL.
Lack of funding
Early Phase I Weight Loss trial by Stanford University. Stop reason: OPERATIONAL.
Not funded
Early Phase I Pain After TJA trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Investigator elected not to proceed with project
Phase II Myocardial Bridging trial by Stanford University. Stop reason: OPERATIONAL.
Low recruitment, insufficient funding
Phase I Influenza trial by Stanford University. Stop reason: OPERATIONAL.
Enrollment was not complete given logistical concerns that arose during the COVID-19 pandemic
Phase IV Osteoarthritis trial by Stanford University. Stop reason: OPERATIONAL.
Slow enrollment
Phase I Non-Hodgkin's Lymphoma trial by Stanford University. Stop reason: OTHER/UNKNOWN.
loss of sponsor support
Phase II Atopic Dermatitis trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Limited clinical capacity
Phase II Complex Regional Pain Syndromes trial by Stanford University. Stop reason: OPERATIONAL.
Lack of funding
Early Phase I Eosinophilic Disorder trial by Stanford University. Stop reason: OPERATIONAL.
Parent study closed to enrollment
Phase I Epilepsy trial by Stanford University. Stop reason: OTHER/UNKNOWN.
We are now considering revision of the IND to determine maximum tolerated dose
Phase II Cancer trial by Stanford University. Stop reason: OPERATIONAL.
no patients enrolled into study
Phase I PTEN Gene Mutation trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Investigator decided not to proceed with the trial.
Unknown Gastrointestinal Diseases trial by Stanford University. Stop reason: OPERATIONAL.
Change in personnel and cessation of funding
Phase I Pancreas Cancer trial by Stanford University. Stop reason: OPERATIONAL.
Business Decision
Phase II Primary Sjogren's Syndrome trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Drug unavailable
Phase III Child-Pugh Class A trial by Stanford University. Stop reason: OPERATIONAL.
Business decision - funding
Phase I Adult Nasal Type Extranodal NK/T-cell Lymphoma trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Planned Future Study
Phase II Bladder Pain Syndrome trial by Stanford University. Stop reason: OPERATIONAL.
Study temporarily suspended awaiting research personnel to resume recruitment
Phase II Pulmonary Fibrosis trial by Stanford University. Stop reason: SAFETY.
FDA did not accept sponsor's animal toxicology data to support proposed dosing.
Phase IV Rib Fractures trial by Stanford University. Stop reason: OPERATIONAL.
Lack of personnel and lack of funding for the study drug
Phase IV Influenza trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Were not able to enroll participants
Phase IV Influenza trial by Stanford University. Stop reason: OPERATIONAL.
Not feasible to enroll participants
Phase II Uveitis trial by Stanford University. Stop reason: OPERATIONAL.
Never started due to sponsor decision
Phase II Endometrial Cancer trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Efficacy
Phase II Bladder Adenocarcinoma trial by Stanford University. Stop reason: OPERATIONAL.
Difficulty with enrollment
Phase I Lupus Erythematosus, Systemic trial by Stanford University. Stop reason: OPERATIONAL.
Difficulty with recruiting participants
Phase II Covid19 trial by Stanford University. Stop reason: OPERATIONAL.
Enrollment into the camostat subprotocol was halted prematurely as a result of loss of equipoise due to external findings including those related to monoclonal antibodies.
Phase I Proliferative Vitreoretinopathy trial by Stanford University. Stop reason: OPERATIONAL.
Lack of funding
Phase I Crohn Disease trial by Stanford University. Stop reason: OPERATIONAL.
Funding
Unknown Glaucoma trial by Stanford University. Stop reason: OPERATIONAL.
Funding not secured
Phase IV Heart Failure trial by Stanford University. Stop reason: OPERATIONAL.
Due to administrative and logistical barriers this trial has been withdrawn.
Phase II Cardiac Sarcoidosis trial by Stanford University. Stop reason: OPERATIONAL.
Loss of funding
Phase IV Pregnancy trial by Stanford University. Stop reason: OPERATIONAL.
Difficulty in recruitment
Phase III Pain trial by Stanford University. Stop reason: EFFICACY/FUTILITY.
Trial met futility stopping point
Phase II Diabetic Macular Edema trial by Stanford University. Stop reason: OPERATIONAL.
Study did not proceed due to funding issues.
Unknown Single Ventricle trial by Stanford University. Stop reason: EFFICACY/FUTILITY.
Interim futility analysis
Phase I COVID-19 trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Discontinuation of drug candidates
Phase I Covid19 trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Discontinuation of drug candidates
Unknown Prostatic Neoplasms trial by Stanford University. Stop reason: OTHER/UNKNOWN.
No stop-reason text available in the compact dataset.
Unknown Vaginosis, Bacterial trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Disease prevalence lower than expected in population.
Phase IV Influenza trial by Stanford University. Stop reason: OPERATIONAL.
Due to low enrollment
Early Phase I Depression trial by Stanford University. Stop reason: OPERATIONAL.
Principal Investigator left lab before study start
Early Phase I Greater Trochanter Pain Syndrome, Gluteus Medius Tendinopathy, Gluteus Minimus Tendinopathy trial by Stanford University. Stop reason: OPERATIONAL.
Funding not secured
Phase I Prostate Cancer trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Study did not start
Phase II Merkel Cell Carcinoma trial by Stanford University. Stop reason: OPERATIONAL.
Business decision
Phase II HIV/AIDS trial by Stanford University. Stop reason: OTHER/UNKNOWN.
No stop-reason text available in the compact dataset.
Phase IV Rib Fracture Multiple trial by Stanford University. Stop reason: OPERATIONAL.
Inability to recruit during the Covid pandemic
Phase II Aortic Aneurysm, Abdominal trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Resources not secured
Phase I Acute Respiratory Distress Syndrome trial by Stanford University. Stop reason: OPERATIONAL.
Funding not secured
Phase II Chronic Rhinosinusitis (Diagnosis) trial by Stanford University. Stop reason: OPERATIONAL.
COVID-19 pandemic, unable to recruit and conduct study procedures per state, local, and university policies.
Phase II Functional Popliteal Artery Entrapment Syndrome trial by Stanford University. Stop reason: OPERATIONAL.
Funding withdrawn
Phase II Gastroesophageal Reflux trial by Stanford University. Stop reason: EFFICACY/FUTILITY.
The study was terminated due to insufficient evidence for Fexofenadine efficacy to treat GERD symptoms after the interim analysis.
Phase I Fragile X Syndrome (FXS) trial by Stanford University. Stop reason: OPERATIONAL.
Difficulty with patient recruitment due to COVID-19 pandemic
Phase III Major Depressive Disorder trial by Stanford University. Stop reason: OPERATIONAL.
Researcher leading the study moved institutions study not feasible
Early Phase I Cerebral Edema trial by Stanford University. Stop reason: OTHER/UNKNOWN.
lack of eligible study participants
Unknown Hypertension trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Primary investigator moved to different university
Phase II Urologic Neoplasms trial by Stanford University. Stop reason: OTHER/UNKNOWN.
No stop-reason text available in the compact dataset.
Phase II Depression trial by Stanford University. Stop reason: OPERATIONAL.
no participants enrolled
Phase III Leukemia, Myeloid trial by Stanford University. Stop reason: OPERATIONAL.
Poor accrual
Unknown Legally Induced Abortion Without Mention of Complication trial by Stanford University. Stop reason: OPERATIONAL.
Funding changes.
Phase IV Hyperactive Delirium trial by Stanford University. Stop reason: OPERATIONAL.
We did not recruit the research assistant and terminated the study
Phase I Neuromyelitis Optica trial by Stanford University. Stop reason: OTHER/UNKNOWN.
No stop-reason text available in the compact dataset.
Unknown Inflammation trial by Stanford University. Stop reason: OTHER/UNKNOWN.
The cytokines in the samples were undetectable.
Phase I Adult Acute Megakaryoblastic Leukemia (M7) trial by Stanford University. Stop reason: OPERATIONAL.
Accrual factor
Phase I Adult Hodgkin Lymphoma trial by Stanford University. Stop reason: OPERATIONAL.
Accrual factor
Phase II Leukemia trial by Stanford University. Stop reason: OPERATIONAL.
no accrual
Phase II Adult Acute Megakaryoblastic Leukemia (M7) trial by Stanford University. Stop reason: OTHER/UNKNOWN.
No stop-reason text available in the compact dataset.
Phase III Pain trial by Stanford University. Stop reason: OPERATIONAL.
Lack of funding.
Phase IV Thyroid Eye Disease trial by Stanford University. Stop reason: OPERATIONAL.
Funding source unavailable
Phase II Lymphoma, B-cell trial by Stanford University. Stop reason: OPERATIONAL.
Low accrual
Phase II Acute Myeloid Leukemia With Gene Mutations trial by Stanford University. Stop reason: OPERATIONAL.
Logistical and administrative issues
Unknown Lung Cancer trial by Stanford University. Stop reason: OPERATIONAL.
Business decision
Phase II Squamous Cell Carcinoma of the Skin trial by Stanford University. Stop reason: OPERATIONAL.
Low accrual
Phase II Angiosarcomas trial by Stanford University. Stop reason: OPERATIONAL.
Poor accrual
Phase II Lichen Planus trial by Stanford University. Stop reason: OPERATIONAL.
Slow recruitment
Unknown Colorectal Cancer trial by Stanford University. Stop reason: OPERATIONAL.
low accrual rate; the only participant withdrew after signing consent
Phase II Lymphoma, Non-Hodgkin trial by Stanford University. Stop reason: OPERATIONAL.
Accrual Factor
Phase II Leukemia trial by Stanford University. Stop reason: EFFICACY/FUTILITY.
Lack of efficacy - Inability to meet the primary response endpoint
Phase II Prostatic Neoplasms trial by Stanford University. Stop reason: OPERATIONAL.
Low accrual
Phase II Bone Cancer trial by Stanford University. Stop reason: OTHER/UNKNOWN.
Study did not reach primary objective; study did not accrue enough patients.
Phase I Cutaneous Lymphoma trial by Stanford University. Stop reason: OPERATIONAL.
Business decision by funding source
Unknown Laryngomalacia trial by Stanford University. Stop reason: OTHER/UNKNOWN.
No stop-reason text available in the compact dataset.
Phase IV Depression trial by Stanford University. Stop reason: OPERATIONAL.
Unable to recruit subjects
Phase I Neoplasms trial by Stanford University. Stop reason: OPERATIONAL.
Logistical
Unknown Depression trial by Stanford University. Stop reason: OPERATIONAL.
Funding ended
Early Phase I Breast Cancer trial by Stanford University. Stop reason: OTHER/UNKNOWN.
No stop-reason text available in the compact dataset.
Phase IV Influenza trial by Stanford University. Stop reason: OTHER/UNKNOWN.
LAIV was no longer recommended by ACIP
Unknown Pain trial by Stanford University. Stop reason: OTHER/UNKNOWN.
No stop-reason text available in the compact dataset.