Phase 4 ACC Clinical Trials
55 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 55 trials
Recruiting
Phase 4
Concurrent Versus Sequential Administration of Tdap and RSV Vaccines in Pregnancy
PregnancyHealthyRSV+1 more
Canadian Immunization Research Network60 enrolled4 locationsNCT07097012
Recruiting
Phase 4
E-cigarette Cessation in Adults Who Co-use Cannabis
Tobacco Use DisorderNicotine Dependence
Medical University of South Carolina105 enrolled3 locationsNCT06688539
Recruiting
Phase 4
Clinical Trial Assessing the Immunogenicity of an Anti-pneumococcal Vaccination Strategy (PCV13+PPV23 Versus PREVENAR20) in Adult Patients Treated for a Lymphoma
Lymphoma, Non-HodgkinStreptococcus PneumoniaeVaccine
Poitiers University Hospital160 enrolled7 locationsNCT04460235
Recruiting
Phase 4
Induction of Cross-protective Antibodies for Serogroup 33 by Pneumococcal Conjugate Vaccines
VaccinePneumococcal disease
University of Alabama at Birmingham70 enrolled1 locationNCT07135453
Recruiting
Phase 4
Beta-Adrenergic Modulation of Drug Cue Reactivity
Tobacco Use DisorderNicotine DependenceCigarette Smoking
University of Oklahoma80 enrolled1 locationNCT05587361
Recruiting
Phase 4
Comparison of Two Strategies for Administering the R21-Matrix M Vaccine in a Context of Seasonal Malaria Transmission in Chad
Malaria infectionMalaria Vaccines
Epicentre70,000 enrolled1 locationNCT07038837
Recruiting
Phase 4
Smoking Cessation and Menstrual Cycle Phase
Smoking CessationSubstance Use DisordersNicotine Dependence+2 more
Centre for Addiction and Mental Health1,200 enrolled1 locationNCT05515354
Recruiting
Phase 4
Extended Dosing Intervals Trial for Oral Cholera Vaccine, Kenya
Cholera Vaccination
Albert B. Sabin Vaccine Institute1,071 enrolled1 locationNCT07487077
Recruiting
Phase 4
Combination Nicotine Replacement Therapy, Cytisine, or Varenicline for Smoking Cessation
Tobacco
Ottawa Heart Institute Research Corporation150 enrolled1 locationNCT06832085
Recruiting
Phase 4
6-month Clinical Investigation Assessing the Efficacy of an Antimicrobial Mouthrinse in Reducing Established Plaque and Improving Gum Health
GingivitisDental Plaque Accumulation
Colgate Palmolive90 enrolled1 locationNCT07414173
Recruiting
Phase 4
CReep and Maintenance flUid Sodium Chloride ADministration rEduction in cRitically Ill adultS
Critical IllnessCritical Care, Intensive CareFluid and Electrolyte Imbalance+2 more
University Hospital, Antwerp640 enrolled4 locationsNCT07189091
Recruiting
Phase 4
C-Raven, a Virtual Tobacco Cessation Intervention in Residency Clinics
Tobacco Dependence
Johns Hopkins University30 enrolled1 locationNCT07220356
Recruiting
Phase 4
Investigating Gender and Sex Differences in Immune Responses Through Vaccination of Transgender and Cisgender Persons
VaccinationTransgender PersonsMeningococcal Meningitis, Serogroup B+1 more
University Ghent250 enrolled1 locationNCT06832514
Not Yet Recruiting
Phase 4
Optimal Timing for Adolescent Meningococcal B vaccination schedule (BOOST MenB study)
Meningococcal immunityImmune Response to meningococcal vaccination
University of Adelaide284 enrolled1 locationACTRN12625001444471
Recruiting
Phase 4
Comparing Dynamic Navigation to Static Navigation in the Implant Placement
Healthy AdultsDental ImplantAccuracy
Ain Shams University20 enrolled1 locationNCT07291336
Recruiting
Phase 4
Transcranial Magnetic Stimulation for Nicotine Dependence: An Effectiveness-Implementation Trial
Tobacco Use DisorderPsychiatric DisorderNicotine Dependence
Centre for Addiction and Mental Health40 enrolled1 locationNCT06534047
Recruiting
Phase 4
Antibiotics and Vaccine Immune Responses Study
Vaccine Response Impaired
South Australian Health and Medical Research Institute348 enrolled1 locationNCT06148025
Recruiting
Phase 4
Extended Intervention for Tobacco Use (EXIT) for People Experiencing Homelessness
Tobacco DependenceTobacco Use CessationTobacco Use+2 more
University of California, San Francisco150 enrolled1 locationNCT07148232
Not Yet Recruiting
Phase 4
Immune Effects of Respiratory Syncytial Virus (RSV) Vaccination in Older Adults
Response to vaccinationDepressionStress+1 more
Tasmanian Health Service120 enrolled1 locationACTRN12625001211459
Recruiting
Phase 4
Addiction Potential of Very Low Nicotine Filtered Little Cigars
Smoking (Tobacco) Addiction
Ohio State University Comprehensive Cancer Center50 enrolled1 locationNCT06630728