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The University of Texas Health Science Center, Houston clinical trial failures
Review 62 stopped clinical trials from The University of Texas Health Science Center, Houston, 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
- 41
- OTHER/UNKNOWN
- 21
Notable sponsors
- The University of Texas Health Science Center, Houston
- 62
Related phases
- Phase II
- 26
- Phase IV
- 20
- Phase I
- 8
- Unknown
- 6
- Early Phase I
- 2
Crawlable stopped-trial records
Open ExploreShowing up to 62 representative records from this slice. Each link opens the trial detail page with source attribution and stop-reason context.
Phase IV Preterm Prelabor Rupture of Membranes (PPROM) trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
PI has decided to end study due to changes in Texas law and no participants were enrolled
Phase IV Infantile Hemangioma trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
due to lack of recruitment and follow up compliance
Phase I Smoking Cessation trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Unable to recruit eligible participants and expiration of study medication.
Phase II Axial Spondyloarthritis trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
lack of recruitment
Phase IV Effect of Methadone on the Duration on Mechanical Ventilation trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
very low recruitment
Phase I Jaw Fractures trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Recruitment issues
Phase IV Trauma Injury trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
Study concluded because of drug shortage
Phase II Methamphetamine Use Disorder trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Lack of enrollment
Phase II Spine Surgery trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
PI left institution; no participants were enrolled
Unknown Mitochondrial Diseases trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
due to covid-19 we were not on track with enrollment rate
Phase I Congenital Diaphragmatic Hernia trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Competing randomized trial of an experimental therapy limited initial enrollment. The trial was completed, published, and the experimental therapy became broadly desired. Given this, the investigators felt it best to terminate this competing study.
Phase II Nonalcoholic Fatty Liver Disease (NAFLD) With History of Diabetes Melitus trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
lack of funds
Phase IV Surgical Site Infection trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
recruitment issues
Phase IV Morphine trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
COVID-19 pandemic and competing study that took precedence
Phase II Multiple Sclerosis trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Inadequate recruitment; termination of funding
Phase I Major Depressive Disorder trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Early termination related to COVID pandemic
Phase IV Vaginosis trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Difficulties in recruiting and retaining patients due to the COVID pandemic; lack of availability of study drug trimosan; lack of study personnel
Phase II Pseudoachondroplasia trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Inability to recruit target number
Phase IV HIV Infections trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Lack of ability to recruit due to COVID-19 pandemic
Phase I Alcohol Use Disorder trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
No funding
Phase II Kidney Injury trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Delays due to COVID and loss of research coordinator.
Phase II Acute Respiratory Distress Syndrome trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Enrollment difficulties after the start of the COVID-19 pandemic.
Phase IV Pain, Postoperative trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
Study was stopped early due to a conflicting study in the same patient population at the study location.
Early Phase I Bipolar Disorder Depression trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
The reason the study was withdrawn was due to lack of funds. In addition, the PI is moving to a different institution and it would not be feasible to proceed with the study under these circumstances.
Phase II Pain, Acute trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Study was terminated prior to enrollment due to lack of funding
Phase II Septic Shock trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
The study was halted early due to low patient accrual secondary to COVID-19 and significant heterogeneity in clinical manifestations of sepsis precluding enrollment.
Phase IV Preterm Labor trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Study halted due to slow recruitment
Unknown Chronic Rhinosinusitis trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
the study was terminated for patient recruitment difficulty and interim power analysis
Phase IV Post Operative Pain trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
Lack of ability to communicate with the study population
Phase II Post Partum Depression trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Recruitment not feasible
Phase II Suicidal Ideation trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
The study was stopped due to drug unavailability. The drug is unavailable because production was discontinued in the US.
Phase II Clostridium Difficile trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
No Funding
Unknown Pain Management in Pregnant Women trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Difficulties in recruitment
Phase II Treatment Resistant Depression trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
Increasing off-label practice of IV ketamine administration for treatment-resistant depression.
Phase IV Arthritic Knee Pain trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
poor enrollment
Phase II Cervical Dysplasia trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
The study is going to open in a new site
Phase II Chronic Rhinosinusitis trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Recruitment failure.
Phase I Alcohol Use Disorder trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Halted enrollment due to COVID-19
Phase IV Breast Cancer trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
Critical study personnel left the institution
Phase II Recurrent C. Difficile Infection trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
Investigators are no longer considering FMT product development for C. difficile.
Phase II Prostate Cancer trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
Withdrawn due to operational issues. The study was withdrawn early, before enrolling its first participant.
Phase IV Blood Loss Following Open Femur Fracture Surgery trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
study not started due to lack of funding
Phase IV Myofascial Pain Syndrome trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
lack of activity, Primary researcher moved to another institution
Phase IV Pain trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
No further enrolled patients, Primary researcher left the institution
Phase II Urinary Bladder Neoplasms trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
slow enrollment; resource re-allocation
Phase II Prostatic Neoplasms trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Slow accrual; resource re-allocation
Phase II Prostate Cancer trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
slow enrollment; resource re-allocation
Unknown Necrotizing Fasciitis trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
Difficulty in enrolling eligible patients
Phase II Cocaine Abuse trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
PI left institution, end of funding, clinic relocation, recruitment issues
Phase I Pancreatic Adenocarcinoma trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
PI transferred to another institution and did not take this study with him.
Phase II Carcinoma, Renal Cell trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
Loss of laboratory performing molecular analysis
Phase I Parkinson's Disease trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
study will be started under a new modified protocol
Phase IV Gestational Diabetes Mellitus, Class A2 trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Research was competing with other projects in the department, and no patients were recruited.
Phase II Preterm Preeclampsia trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
difficulties acquiring the drug and funding for the drug
Phase II Prostate Cancer trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
Dendreon was sold and new company decided not to fund study.
Phase II Prostate Cancer trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
Dendreon was sold and new company decided not to fund study.
Phase IV Gastroparesis trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
PI left institution
Phase IV Helicobacter Pylori Infection trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
Study was not funded and PI has left the institution
Unknown Obstructive Sleep Apnea trial by The University of Texas Health Science Center, Houston. Stop reason: OPERATIONAL.
The study medication was no longer available in the market
Unknown Hyperphenylalaninemia trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
No stop-reason text available in the compact dataset.
Phase IV Travelers' Diarrhea trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
No study population in Mexico (H1N1). Study withdrawn from IRB consideration.
Early Phase I Prostate Cancer trial by The University of Texas Health Science Center, Houston. Stop reason: OTHER/UNKNOWN.
No stop-reason text available in the compact dataset.