Phase 4 pH Clinical Trials
308 recruitingPhase 4
What is a Phase 4 trial?
Phase 4 trials, also called post-marketing studies, are conducted after a treatment has been approved and is available to the public. They monitor long-term effectiveness and safety in a broader population.
Showing 1–20 of 308 trials
Recruiting
Phase 4
Identification of Necessary Information for Treatment Induction in Newly Diagnosed Acute Lymphoblastic Leukemia/Lymphoma
Acute Lymphoblastic LeukemiaMixed Phenotype Acute LeukemiaLymphoblastic Lymphoma
St. Jude Children's Research Hospital850 enrolled3 locationsNCT06289673
Recruiting
Phase 4
Antibiotics as Adjuncts to Periodontal Therapy:Pharmacokinetic Considerations and Dosing Strategies
AntibioticsPeriodontal DiseasesPharmacokinetics
University of Geneva, Switzerland45 enrolled1 locationNCT04669717
Recruiting
Phase 4
A Study to Evaluate the Effect of KarXT on Urological Safety
Schizophrenia
Bristol-Myers Squibb60 enrolled14 locationsNCT07221877
Recruiting
Phase 4
A Study to Evaluate Avacopan in Participants With ANCA-associated Vasculitis
Antineutrophil Cytoplasmic Antibody-associated Vasculitis
Amgen300 enrolled76 locationsNCT06072482
Recruiting
Phase 4
Comparison of Cloxacillin and Benzylpenicillin in Penicillin Susceptible S. Aureus Bacteraemia
Staphylococcus Aureus Bloodstream Infections (BSI; Bacteremia)Staphylococcus Aureus BacteraemiaStaphylococcal Bacteraemia+1 more
Region Skane420 enrolled1 locationNCT06726395
Recruiting
Phase 4
Mechanochemical Ablation Versus Ultrasound-Guided Foam Sclerotherapy of the Great Saphenous Vein
Varicose Veins of Lower LimbVaricose Veins of Leg With Long Saphenous Vein Distribution
Antonio Eduardo Zerati50 enrolled1 locationNCT07561320
Recruiting
Phase 4
Biomarkers to Enhance Early Schizophrenia Treatment
Schizophenia Disorder
Northwell Health180 enrolled2 locationsNCT06969755
Recruiting
Phase 4
Optimizing the Ocular Surface With Systane COMPLETE Pre- and Post-operatively in Patients With Dry Eye Planning for Cataract Surgery: An Extension Study of Optimizing the Ocular Surface With Systane COMPLETE in Patients With Dry Eye Planning for Cataract Surgery
Ophthalmology
National Taiwan University Hospital140 enrolled1 locationNCT06886373
Recruiting
Phase 4
Optimizing the Ocular Surface With Systane COMPLETE in Patients With Dry Eye Planning for Cataract Surgery
Ophthalmology
National Taiwan University Hospital150 enrolled1 locationNCT06763731
Recruiting
Phase 4
Effect of Magnesium Sulfate Bolus on Intraoperative Neuromonitoring
Magnesium SulfateIntraoperative Neurophysiological Monitoring
Loma Linda University50 enrolled1 locationNCT04938765
Recruiting
Phase 4
An Extension Test of Whether to Use Oral Anti-anxiety Drugs (Alprazolam) When Patients Choose Second Eye Cataract Surgery After Unblinding, and Analyze Their Anxiety, Satisfaction and Pain Satisfaction
OphthalmologyCataract Surgery AnesthesiaOral Anxiolytic+1 more
National Taiwan University Hospital250 enrolled1 locationNCT06874452
Recruiting
Phase 4
Effects of DaxibotulinumtoxinA for Blepharospasm and Hemifacial Spasm
Benign Essential BlepharospasmHemifacial Spasm
Montefiore Medical Center40 enrolled1 locationNCT06195241
Recruiting
Phase 4
A Study of Pirtobrutinib (LY3527727) in Participants With Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma
Chronic Lymphocytic LeukemiaLymphoma, Small Lymphocytic
Eli Lilly and Company150 enrolled53 locationsNCT07218341
Recruiting
Phase 4
Acalabrutinib Monotherapy vs Investigator's Choice of Treatment in Patients With CL Leukaemia and Heart Failure
Heart FailureChronic Lymphocytic Leukaemia
AstraZeneca60 enrolled23 locationsNCT06651970
Recruiting
Phase 4
Safety and Immunogenicity of the Live Attenuated Tetravalent Butantan-Dengue Vaccine in Autoimmune Rheumatic Diseases
Psoriatic Arthritis (PsA)Rheumatoid Arthritis (RA)Systemic Lupus Erythematosus (SLE)+9 more
University of Sao Paulo General Hospital477 enrolled2 locationsNCT07087912
Recruiting
Phase 4
A Study to Evaluate the Effectiveness of Valbenazine in Adult Participants With Tardive Dyskinesia (TD) Who Remain Symptomatic While Receiving or After Stopping a Vesicular Monoamine Transporter 2 (VMAT2) Inhibitor
SchizophreniaMajor Depressive DisorderBipolar Disorder+2 more
Neurocrine Biosciences50 enrolled19 locationsNCT07105111
Recruiting
Phase 4
A Study Evaluating the Effectiveness and Safety of Risdiplam Administered in Pediatric Patients With Spinal Muscular Atrophy Who Experienced a Plateau or Decline in Function After Gene Therapy
Muscular Atrophy, Spinal
Hoffmann-La Roche28 enrolled19 locationsNCT05861999
Recruiting
Phase 4
"Extended" (Alternate Day) Antipsychotic Dosing
Drug TherapySchizophrenia and Related DisordersAntipsychotic Agents+1 more
Centre for Addiction and Mental Health120 enrolled1 locationNCT04478838
Recruiting
Phase 4
Vascular Trial Associated Registry Pilot
Peripheral Arterial Disease
Corewell Health West350 enrolled2 locationsNCT07076082
Recruiting
Phase 4
Mineralocorticoid Receptor, Coronary Microvascular Function, and Cardiac Efficiency in Hypertension
HypertensionLeft Ventricular Hypertrophy
Brigham and Women's Hospital75 enrolled1 locationNCT05593055