Trial Watch

Clinical trials covered by The Clinical Lighthouse, ranked by methodological rigor and ordered by most recent.

213 trials indexed
Prehospital Whole Blood Does Not Reduce 30-Day Mortality Over Components
PIVOTAL TRIAL · LAST 30 DAYS
Randomized Controlled Trial New England Journal of Medicine

Prehospital Whole Blood Does Not Reduce 30-Day Mortality Over Components

A large-scale trial found no significant difference in 30-day mortality between prehospital whole blood and component transfusions for trauma.

May 20, 2026 Read the trial →
Triplet Immunotherapy Shows Durable Response in Relapsed Hodgkin Lymphoma Randomized Controlled Trial
Blood

Triplet Immunotherapy Shows Durable Response in Relapsed Hodgkin Lymphoma

Adding ipilimumab to nivolumab and brentuximab vedotin may improve long-term disease control for patients deferring stem cell transplant.

May 02, 2026
APT-Sepsis Program Lowers Maternal Infection Mortality and Morbidity Randomized Controlled Trial
New England Journal of Medicine

APT-Sepsis Program Lowers Maternal Infection Mortality and Morbidity

A cluster-randomized trial of 431,394 women shows a 32% reduction in severe infection-related outcomes using a standardized care bundle.

May 02, 2026
Cortical Stimulation Reduces Overactive Bladder Symptoms After Stroke Randomized Controlled Trial
Neurorehabilitation and neural repair

Cortical Stimulation Reduces Overactive Bladder Symptoms After Stroke

A randomized trial shows low-frequency rTMS improves urinary function and quality of life while lowering societal costs.

May 02, 2026
Group CBT Reduces Hostile Attribution Bias in Young Adults With ASD Traits Randomized Controlled Trial
Frontiers in Psychiatry

Group CBT Reduces Hostile Attribution Bias in Young Adults With ASD Traits

A pilot study finds that targeting social cognitive distortions improves communication and quality of life through distinct pathways.

May 02, 2026
Digital Exercise and Interoceptive Training Lower Acute Depression Scores in Young Adults Randomized Controlled Trial
Journal of Affective Disorders

Digital Exercise and Interoceptive Training Lower Acute Depression Scores in Young Adults

A randomized trial found significant short-term symptom reduction, though benefits did not persist at one- or three-month follow-up.

May 02, 2026
Delayed Angiography Safe in Cardiac Arrest Without ST-Segment Elevation Randomized Controlled Trial
Journal of the American College of Cardiology

Delayed Angiography Safe in Cardiac Arrest Without ST-Segment Elevation

Five-year COACT trial data show no survival difference between immediate and delayed coronary angiography for resuscitated patients.

May 02, 2026
Evolocumab Reduces First Cardiovascular Events in High-Risk Diabetes Randomized Controlled Trial
JAMA

Evolocumab Reduces First Cardiovascular Events in High-Risk Diabetes

In patients with diabetes and no known atherosclerosis, adding evolocumab to statins lowered the 5-year risk of major events by 2.1%.

May 02, 2026
Iron Bioresorbable Scaffolds Match Metallic Stents for Late Lumen Loss at Two Years Randomized Controlled Trial
Journal of the American College of Cardiology

Iron Bioresorbable Scaffolds Match Metallic Stents for Late Lumen Loss at Two Years

A randomized trial in China finds iron-based scaffolds achieve similar vascular patency and flow to standard stents despite higher revascularization.

May 01, 2026
Oral Nicotinamide Mononucleotide Increases Platelets in Refractory Immune Thrombocytopenia Non-Randomized Controlled Trial
Nature medicine

Oral Nicotinamide Mononucleotide Increases Platelets in Refractory Immune Thrombocytopenia

A phase 1/2 trial shows oral NMN modulates the CD38-NAD+ axis to improve platelet counts while preserving humoral immunity.

May 01, 2026
Group Cognitive Therapy Reduces Negative Symptoms in Early Psychosis Randomized Controlled Trial
Psychotherapy and psychosomatics

Group Cognitive Therapy Reduces Negative Symptoms in Early Psychosis

A pilot trial shows rumination-focused therapy added to standard care significantly improves negative symptoms and repetitive thinking.

May 01, 2026
Biomarkers Predict Kidney Response to Belimumab in Lupus Nephritis Randomized Controlled Trial
Kidney International

Biomarkers Predict Kidney Response to Belimumab in Lupus Nephritis

A Phase 3 post hoc analysis identifies baseline IgA, anti-C1q, and early proteinuria changes as key indicators of treatment success.

May 01, 2026
Distributed HABIT-ILE Dosing Matches Massed Therapy for Bilateral Cerebral Palsy Randomized Controlled Trial
Neurorehabilitation and neural repair

Distributed HABIT-ILE Dosing Matches Massed Therapy for Bilateral Cerebral Palsy

Spreading 90 hours of intensive bimanual and lower extremity therapy over 15 weeks yields functional gains equivalent to 3-week programs.

May 01, 2026
Mim8 Prophylaxis Reduces Bleeding in Hemophilia A with or without Inhibitors Randomized Controlled Trial
New England journal of medicine

Mim8 Prophylaxis Reduces Bleeding in Hemophilia A with or without Inhibitors

Phase 3 data show weekly or monthly subcutaneous Mim8 significantly lowers bleeding rates compared to on-demand and prior factor therapy.

May 01, 2026
Intranasal Ketamine Reduces Existential Distress in Advanced Cancer Patients Randomized Controlled Trial
Journal of Pain and Symptom Management

Intranasal Ketamine Reduces Existential Distress in Advanced Cancer Patients

Secondary analysis shows three doses of intranasal ketamine improve death-related anxiety and existential well-being in palliative care.

May 01, 2026
Behavioral Activation Reduces Pain During Smoking Cessation in Depressed Adults Randomized Controlled Trial
Journal of Affective Disorders

Behavioral Activation Reduces Pain During Smoking Cessation in Depressed Adults

A secondary analysis finds that behavioral activation therapy significantly lowers bodily pain scores compared to standard cessation care.

May 01, 2026
Intravascular Imaging Reduces Major Cardiac Events in Complex PCI Randomized Controlled Trial
Journal of the American College of Cardiology

Intravascular Imaging Reduces Major Cardiac Events in Complex PCI

A randomized trial shows imaging guidance lowers the five-year risk of cardiac death and myocardial infarction in complex coronary lesions.

May 01, 2026
Middle Meningeal Artery Embolization Reduces Subdural Hematoma Recurrence Randomized Controlled Trial
JAMA

Middle Meningeal Artery Embolization Reduces Subdural Hematoma Recurrence

Adjunctive embolization after surgery lowered symptomatic recurrence from 28% to 4.3% in a randomized trial of 186 patients.

May 01, 2026
Digital and Primary Care Intervention Reduces Adolescent Depressive Symptoms in Slums Randomized Controlled Trial
JAMA psychiatry

Digital and Primary Care Intervention Reduces Adolescent Depressive Symptoms in Slums

A randomized trial in India shows a multimedia campaign and digital tools improve mental health literacy and lower PHQ-9 scores.

April 30, 2026
IVUS Guidance Reduces Target Vessel Failure in Complex Bifurcation PCI Randomized Controlled Trial
Journal of the American College of Cardiology

IVUS Guidance Reduces Target Vessel Failure in Complex Bifurcation PCI

A randomized trial shows IVUS-guided optimization more than halves the 1-year risk of failure in complex double kissing crush procedures.

April 30, 2026
Oral PCS499 Improves Skin Activity and Ulcer Healing in Necrobiosis Lipoidica Non-Randomized Controlled Trial
JAMA dermatology

Oral PCS499 Improves Skin Activity and Ulcer Healing in Necrobiosis Lipoidica

A phase 2 trial of a deuterated pentoxifylline analog shows 50% of patients achieved clear or almost clear status with no serious safety concerns.

April 30, 2026
2C-B Shows Empathogenic and Psychedelic Effects with Low Cardiovascular Strain Randomized Controlled Trial
Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology

2C-B Shows Empathogenic and Psychedelic Effects with Low Cardiovascular Strain

A crossover trial compares 30 mg of 2C-B to MDMA and psilocybin, finding similar emotional empathy and a shorter five-hour duration.

April 30, 2026
Interdisciplinary Whole Health Teams Improve Chronic Pain Function Over Standard Care Randomized Controlled Trial
JAMA

Interdisciplinary Whole Health Teams Improve Chronic Pain Function Over Standard Care

A randomized trial of 764 veterans shows that value-aligned team care reduces pain interference more than group therapy or usual care.

April 30, 2026
Semaglutide Improves Reward-Based Motivation in Patients With Major Depressive Disorder Randomized Controlled Trial
JAMA psychiatry

Semaglutide Improves Reward-Based Motivation in Patients With Major Depressive Disorder

A randomized trial shows oral semaglutide reduces the perceived cost of physical effort in patients with depression and elevated BMI.

April 30, 2026
Cesium-131 Collagen Tiles Improve Local Control in Recurrent Meningioma Non-Randomized Controlled Trial
Journal of neurosurgery

Cesium-131 Collagen Tiles Improve Local Control in Recurrent Meningioma

A phase 2 trial shows resection plus brachytherapy achieves 48% local control at five years for aggressive, recurrent meningiomas.

April 29, 2026
Targeted sFlt-1 Apheresis Safely Extends Pregnancy in Very Preterm Preeclampsia Non-Randomized Controlled Trial
Nature Medicine

Targeted sFlt-1 Apheresis Safely Extends Pregnancy in Very Preterm Preeclampsia

A pilot trial shows selective removal of sFlt-1 reduces maternal blood pressure and delays delivery by a median of 10 days.

April 29, 2026
Oral Factor D Inhibitor Fails to Improve Myasthenia Gravis Symptoms Randomized Controlled Trial
JAMA Neurology

Oral Factor D Inhibitor Fails to Improve Myasthenia Gravis Symptoms

A phase 2 trial of vemircopan was terminated after the oral complement inhibitor showed no significant benefit over placebo.

April 29, 2026
Pulsed Field Ablation Reduces Recurrence in Persistent Atrial Fibrillation Randomized Controlled Trial
New England Journal of Medicine

Pulsed Field Ablation Reduces Recurrence in Persistent Atrial Fibrillation

First-line pulsed field ablation showed a 56% success rate at 12 months compared to 30% for antiarrhythmic drugs in a randomized trial.

April 28, 2026
Alternating Venetoclax Triplets Extend Survival in Older AML Patients Non-Randomized Controlled Trial
American Journal of Hematology

Alternating Venetoclax Triplets Extend Survival in Older AML Patients

A phase 2 trial shows a 45% five-year survival rate and high rates of deep molecular remission using an alternating low-intensity regimen.

April 28, 2026
Mailed FIT-DNA Increases Colorectal Cancer Screening Rates in Community Health Centers Randomized Controlled Trial
JAMA Internal Medicine

Mailed FIT-DNA Increases Colorectal Cancer Screening Rates in Community Health Centers

A pragmatic trial shows mailed FIT-DNA outreach achieves higher screening uptake than standard FIT, though follow-up colonoscopy rates remain low.

April 28, 2026
Videolaryngoscopy Increases First-Attempt Success for Double-Lumen Tube Intubation Randomized Controlled Trial
British Journal of Anaesthesia

Videolaryngoscopy Increases First-Attempt Success for Double-Lumen Tube Intubation

A multicenter trial of 916 patients shows digital visualization improves glottic view and reduces esophageal intubation rates.

April 28, 2026