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Clinical Trials – home

Find clinical trials for healthy volunteers – page 9

recruiting
131
countries
24
conditions
302

544 healthy volunteer trials match your criteria

Study on Tick-Borne Encephalitis: Evaluating T-Cell Responses Using Cytokine Release Assay in Healthy and Immunosuppressed Patients with TBE Vaccines

Registered drugNo placebo
Countries:SwedenSweden
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Tick-borne encephalitis virus neudoerfl strain adsorbed on aluminium hydroxide, hydrated produced in chick embryo cells

Influenza

Recruiting

Study on the Effectiveness of High-Dose vs. Standard-Dose Quadrivalent Influenza Vaccine in Preventing Flu in Adults Aged 65-79 in Galicia, Spain

Registered drugNo placebo
Countries:SpainSpain
  • Participants:65+ years · Healthy volunteers
  • Substances:A/CAMBODIA/E0826360/2020 (H3N2)-LIKE STRAIN (A/CAMBODIA/E0826360/2020 IVR-224)

Study on the Safety and Effectiveness of Metal Panel Allergens for Patients with Allergic Contact Dermatitis

Registered drugNo placebo
Countries:GermanyGermany
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Nickel sulfate

Study on How Florquinitau (18F) Affects Brain Circuits in Early Alzheimer's Disease Stages

InvestigationalNo placebo
Countries:BelgiumBelgium
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Florquinitau (18F)

Study of Flortaucipir (18F) PET Imaging in Healthy Elderly Twins to Investigate Early Signs of Alzheimer's Disease

InvestigationalNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:65+ years · Healthy volunteers
  • Substances:Flortaucipir (18F)

Study on Antibody Responses in Healthy Individuals After Intranasal and Intramuscular Influenza Vaccination with Fluenz Tetra and Vaxigrip Tetra

Registered drugNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · Healthy volunteers
  • Substances:A/DARWIN/9/2021 (H3N2) - LIKE STRAIN (A/NORWAY/16606/2021, MEDI 355293)

Study on Pneumococcal Vaccine Response in Healthy Volunteers Using Pneumococcal Polysaccharide Conjugate Vaccine and Drug Combination

Registered drugNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · Healthy volunteers
  • Substances:Pneumococcal Polysaccharide Serotype 1 Conjugated To Crm197 Adsorbed On Aluminium Phosphate

Crohn's disease

Recruiting

Study on Fecal Microbiota Transplantation for Crohn's Disease Patients in Remission After Stopping Anti-TNF Therapy

Investigational
Countries:FranceFrance
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Placebo

Monkeypox+1

Recruiting

Study of Different Doses of MVA-BN Vaccine Booster for Adults with Mpox: Comparing Standard and Reduced Doses

Registered drugNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Modified Vaccinia Ankara – Bavarian Nordic Live Virus

Study on the Safety of PD L 506 for Patients with First-Time Colorectal Cancer and Healthy Individuals

Registered drugNo placebo
Countries:GermanyGermany
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Aminolevulinic Acid Hydrochloride

Study on Improving Social Interaction in Children with Autism Using Oxytocin Nasal Spray and Therapy

Registered drug
Countries:BelgiumBelgium
  • Participants:0–17 years · Healthy volunteers
  • Substances:Oxytocin

Rectal cancer

Recruiting

Study on the Safety and Dosage of Ferumoxtran-10 for Examining Lymph Nodes in Rectal Cancer Patients Using NanoEcho Imaging Device

InvestigationalNo placebo
Countries:SwedenSweden
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:FERUMOXTRAN-10

About healthy volunteer clinical trials

Participate in Healthy Volunteer Clinical Trials in Europe

Clinical trials are a crucial part of developing new medications and therapies. Healthy volunteer clinical trials allow researchers to study the safety and effects of new treatments in people without chronic health conditions. These trials are most often early phase clinical trials, which are the first step in testing a new therapy in humans.

What Participation Involves

Anyone interested in volunteering must meet specific criteria: being healthy, adult, free from chronic illnesses or addictions, and not currently enrolled in another clinical trial. Participants provide informed consent, which explains all procedures, potential risks, and what to expect during the trial.

During the trial, participants receive full medical monitoring and access to diagnostic tests. In some trials, participants may receive compensation for their time, although in Europe, paid clinical trials for healthy volunteers are not standard and vary depending on the regulations and policies of the research site. Often, only travel costs and minor inconveniences are reimbursed.

Benefits of Participating

  • Support the advancement of medical research and new treatments.
  • Take part in human clinical trials and gain insight into the drug development process.
  • In some trials, receive financial compensation or reimbursement for travel.
  • Access modern medical care and diagnostic procedures.
  • Make a meaningful contribution to science and future patient care.

Finding Clinical Trials

Our website provides a searchable database to find healthy volunteer clinical trials across Europe. You can explore trials that match your location and schedule using the search tool above. By registering through our platform, you can apply directly and find trials suitable for you.

Participating in healthy volunteer clinical trials is a regulated and closely monitored way to contribute to scientific progress. While are paid clinical trials safe is a common question, all reputable trials in Europe are conducted under strict ethical oversight, ensuring participants are monitored by qualified medical staff at every stage.

Make Your Contribution Today

Joining a trial as a healthy volunteer lets you support the development of safe and effective therapies for the future. Use our search tool to explore available paid clinical trials for healthy volunteers and find the right trial for you. Your participation is valuable, monitored, and can make a real difference in medical research.

Clinical Trials Concierge

Prefer not to search? Our Concierge searches the trials for you.

Tell us about your condition – we search every trial in Europe and connect you with the right site.