- Conditions
- Covid19
- Interventions
- Philly Vax Sweepstakes
- Behavioral
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 3,827,656 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–24
of 158
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Human Papillomavirus
- Interventions
- txt2protect, Sexual Health Control
- Behavioral
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 18 Years to 25 Years · Male only
- Enrollment
- 150 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2019
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Human Papillomavirus Vaccination
- Interventions
- Not listed
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 13 Years to 17 Years
- Enrollment
- 62 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- Conditions
- COVID-19 Vaccines, Telemedicine, Vaccine Hesitancy, Pediatric ALL
- Interventions
- COVID-19 Vaccine Uptake App, General Health App
- Behavioral · Other
- Lead sponsor
- IDeA States Pediatric Clinical Trials Network
- Network
- Eligibility
- 18 Years and older
- Enrollment
- 1,934 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2023
- U.S. locations
- 15
- States / cities
- Little Rock, Arkansas • Wilmington, Delaware • Honolulu, Hawaii + 12 more
- Conditions
- Vaccine Hesitancy, Vaccine Refusal
- Interventions
- Not listed
- Lead sponsor
- Boston Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 68 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Cervical Cancer
- Interventions
- BNI-brief Negotiated Interview
- Behavioral
- Lead sponsor
- Boston Medical Center
- Other
- Eligibility
- 11 Years to 15 Years · Female only
- Enrollment
- 200 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2014
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Covid19, Vaccines
- Interventions
- Patient MyChart Scheduling Link, Patient Educational Video, Enhanced Follow through Message
- Behavioral
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 200,000 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Westwood, Los Angeles, California
- Conditions
- Papillomavirus Vaccines
- Interventions
- Current care, Reminder-recall, Audit-and-feedback, Combined reminder-recall and audit-and-feedback
- Behavioral
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 11 Years to 12 Years
- Enrollment
- 9,242 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2023
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Vaccine Hesitancy, Climate Change
- Interventions
- Social diffusion intervention
- Behavioral
- Lead sponsor
- Johns Hopkins Bloomberg School of Public Health
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 600 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Human Papilloma Virus Vaccines, Attitude to Health
- Interventions
- Top Concern Tailored Intervention, All Concerns Tailored Intervention
- Behavioral
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 908 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- Conditions
- Adolescent Vaccination Status
- Interventions
- Email Notification
- Behavioral
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 3,783 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2014
- U.S. locations
- 1
- States / cities
- Ann Arbor, Michigan
- Conditions
- COVID-19, Vaccine Hesitancy
- Interventions
- Health Communication, Health Communication + Structural
- Behavioral
- Lead sponsor
- Marc Kiviniemi
- Other
- Eligibility
- 18 Years to 99 Years
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Hazard, Kentucky
- Conditions
- Covid19, Vaccine Refusal, Vaccine Hesitancy
- Interventions
- COVID-19 Vaccine Education at the Point of COVID-19 Testing
- Behavioral
- Lead sponsor
- Xavier University of Louisiana.
- Other
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 377 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- New Orleans, Louisiana
- Conditions
- COVID-19, Trust
- Interventions
- Community-led discussion
- Behavioral
- Lead sponsor
- Old Dominion University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 49 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Norfolk, Virginia
- Conditions
- Cigarette Smoking Behavior
- Interventions
- Culturally tailored anti-smoking messages, Non-culturally tailored interventions
- Other
- Lead sponsor
- Abramson Cancer Center at Penn Medicine
- Other
- Eligibility
- 18 Years to 30 Years
- Enrollment
- 2,214 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 2
- States / cities
- Stanford, California • Philadelphia, Pennsylvania
- Conditions
- Shingles, Vaccination Behavior, Behavior, Health
- Interventions
- Reminder
- Behavioral
- Lead sponsor
- Geisinger Clinic
- Other
- Eligibility
- 50 Years and older
- Enrollment
- 50,786 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Danville, Pennsylvania
- Conditions
- Health Behavior, Health Care Utilization
- Interventions
- Phase II Promotores de Salud, Phase I Promotores de Salud Outreach
- Behavioral
- Lead sponsor
- University of Oregon
- Other
- Eligibility
- 3 Years and older
- Enrollment
- 1,463 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Eugene, Oregon
- Conditions
- COVID-19 Vaccination
- Interventions
- CONFIDENCE
- Behavioral
- Lead sponsor
- University of Massachusetts, Worcester
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 667 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Worcester, Massachusetts
- Conditions
- Vaccine Hesitancy
- Interventions
- MOtivational interviewing Tool to Improve Vaccine AdherencE (MOTIVE)
- Other
- Lead sponsor
- Cedarville University
- Other
- Eligibility
- 0 Years to 6 Years
- Enrollment
- 4,191 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- Springfield, Ohio
- Conditions
- Pregnancy, Postpartum Period, Sleep Disturbance
- Interventions
- Sleep hygiene, Dietary information, Acetaminophen
- Behavioral · Drug
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 152 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2008
- U.S. locations
- 1
- States / cities
- San Francisco, California
- Conditions
- Coronavirus
- Interventions
- Increasing Willingness and Uptake of COVID-19 Testing and Vaccination
- Behavioral
- Lead sponsor
- Charles Drew University of Medicine and Science
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Health Behavior, Colorectal Cancer, Influenza, COVID-19, Vaccine Hesitancy, Vaccine-Preventable Diseases, Healthcare Patient Acceptance
- Interventions
- Financial incentive for colorectal cancer screening, Financial incentive for flu shot, Financial incentive for COVID-19 shot
- Behavioral
- Lead sponsor
- Tulane University
- Other
- Eligibility
- 45 Years to 75 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- New Orleans, Louisiana
- Conditions
- Stress, Psychological, Stress, Physiological, Anxiety, Pain Perception
- Interventions
- Use of Virtual Reality App
- Behavioral
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 10 Years to 20 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- Stanford, California
- Conditions
- Vaccine, Human Papilloma Virus
- Interventions
- Social Media Message about HPV and HPV vaccine, Social media message about risk of electronic cigarettes.
- Other
- Lead sponsor
- Dartmouth-Hitchcock Medical Center
- Other
- Eligibility
- Not listed
- Enrollment
- 1,043 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2019
- U.S. locations
- 1
- States / cities
- Lebanon, New Hampshire