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Find clinical trials for healthy volunteers – page 41

recruiting
131
countries
24
conditions
302

544 healthy volunteer trials match your criteria

Tooth disorder

Not recruiting

Study on High-Dosage Fluoride Toothpaste for Patients with Dental Root Caries

Registered drug
Countries:DenmarkDenmark
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Fluoride

Study of GBS-NN/NN2 vaccine to prevent Group B streptococcus infection in healthy pregnant women: evaluating long-term immunity and booster dose safety during subsequent pregnancy

InvestigationalNo placebo
Countries:DenmarkDenmark
  • Participants:0–17 years · 18–64 years · Healthy volunteers
  • Substances:GBS-NN

HIV infection

Not recruiting

Study on Immune Response to Recombinant Zoster Vaccine in People Over 50 Living with HIV

Registered drugNo placebo
Countries:FranceFrance
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Recombinant Varicella Zoster Virus Glycoprotein E

Study on Immune Response to Meningococcal Vaccine in Elderly with Invasive Meningococcal Disease Using MenACWY-TT Conjugate Vaccine

Registered drugNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:65+ years · Healthy volunteers
  • Substances:N. Meningitidis Group C (Strain C11) Polysaccharide (De-O-Acetylated) Conjugated To Tetanus Toxoid

Depression

Not recruiting

Psilocybin Therapy for Hospitalized Patients with Treatment-Resistant Depression

InvestigationalNo placebo
Countries:BelgiumBelgium
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Dry Extract From Psilocybe Cubensis (15-25:1), Extraction Solvent: Methanol

Study on the Safety and Immune Response of MenABCWY Vaccine in Healthy Adolescents Aged 11-14 with Meningococcal Meningitis

Investigational
Countries:GermanyGermany
  • Participants:0–17 years · Healthy volunteers
  • Substances:MENINGOCOCCAL GROUP Y OLIGOSACCHARIDE CONJUGATED TO CORYNEBACTERIUM DIPHTHERIAE CRM197 PROTEIN

Splenectomy

Not recruiting

Study on the Safety and Immune Response of Meningococcal B Vaccine in Adults Without a Spleen

Registered drugNo placebo
Countries:AustriaAustria
  • Participants:18–64 years · Healthy volunteers
  • Substances:Outer Membrane Vesicles (Omv) From Neisseria Meningitidis Group B Strain Nz98/254 Measured As Amount Of Total Protein Containing The Pora P1.4 Adsorbed On Aluminium Hydroxide

COVID-19+1

Not recruiting

Study on the Safety of BIMERVAX and Fluad Tetra for COVID-19 and Influenza in Adults Over 65 Who Are Fully Vaccinated Against COVID-19

Registered drug
Countries:SpainSpain
  • Participants:65+ years · Healthy volunteers
  • Substances:A/DARWIN/9/2021 (H3N2) - LIKE STRAIN (A/DARWIN/6/2021, IVR-227)

Anhedonia

Not recruiting

Study on Pramipexole for Reducing Anhedonia in Patients with Major Depression

Registered drug
Countries:SwedenSweden
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Pramipexole

Obesity

Not recruiting

Study on the Effects of Liraglutide on Hunger and Digestion in Obese Patients

Registered drug
Countries:BelgiumBelgium
  • Participants:18–64 years · Healthy volunteers
  • Substances:Liraglutide

Perinatal depression

Not recruiting

Study on Using Estradiol to Prevent Postpartum Depression in Women with a History of the Condition

Registered drug
Countries:DenmarkDenmark
  • Participants:0–17 years · 18–64 years · Healthy volunteers
  • Substances:Estradiol

Cardiac failure

Not recruiting

Study on Manganese Uptake in Heart Failure Patients Using Mangafodipir Trisodium and Gadoteric Acid

Registered drugNo placebo
Countries:NorwayNorway
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Gadoteric Acid

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.