Opportunities for Healthy Volunteers

Contribute to medical research by participating in studies designed for healthy participants in your selected area.

Find Healthy Volunteer Studies by Location

Discover research opportunities worldwide for healthy participants

🌍 Search Trials by Country

Matched clinical trials

  • Study on the Safety and Immune Response of a High-Dose Influenza Vaccine in Adults Aged 60 and Over, Comparing Trivalent Influenza Vaccine with a Drug Combination

    Not recruiting

    3 1 1 1
    Belgium Bulgaria Estonia Finland Spain
  • Study of eye drops containing tropicamide and phenylephrine hydrochloride for pupil dilation in healthy volunteers

    Not recruiting

    1 1 1 1
    Greece
  • Study on the Effectiveness and Safety of a Respiratory Syncytial Virus (RSV) Vaccine in Infants and Toddlers

    Not recruiting

    3 1
    Investigated Diseases:
    Investigated Drugs:
    Finland Germany Spain
  • Study on the Effectiveness and Safety of Mifepristone 50 mg Weekly for Contraception in Women

    Not recruiting

    3 1 1
    Investigated Drugs:
    The Netherlands
  • Study on the Safety and Immune Response of PHH-1V81 Booster for Adults Vaccinated Against COVID-19

    Not recruiting

    4 1 1 1
    Investigated Diseases:
    Spain
  • Study on Pain from Propofol Injection Compared to Placebo in Healthy Adults

    Not recruiting

    2 1 1
    Investigated Drugs:
    Norway
  • Study on Memantine and Aripiprazole for Reducing Negative Symptoms in Patients with First Episode Psychosis

    Not recruiting

    1 1 1
    Investigated Diseases:
    Denmark
  • Study Comparing Intramuscular and Intranasal Naloxone for Reversing Opioid Overdose in Healthy Volunteers

    Not recruiting

    2 1 1 1
    The Netherlands
  • Study on the Safety and Immune Response of a 21-Valent Pneumococcal Vaccine in Healthy Infants, Toddlers, Children, and Adolescents

    Not recruiting

    3 1 1
    Estonia Poland
  • Study of citalopram effectiveness in reducing chest pain for adults with achalasia

    Not recruiting

    3 1 1
    Investigated Diseases:
    Investigated Drugs:
    The Netherlands
  • Study on Immune Responses to COVID-19 Vaccines: Raxtozinameran, Bretovameran, and Drug Combination for COVID-19 Patients

    Not recruiting

    3 1 1 1
    Investigated Diseases:
    Finland
  • Study on the Effects of Leniolisib in Patients with Activated Phosphoinositide 3-Kinase Delta Syndrome

    Not recruiting

    1 1 1
    Investigated Diseases:
    Investigated Drugs:
    Germany