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Find clinical trials for healthy volunteers – page 8

recruiting
131
countries
24
conditions
302

544 healthy volunteer trials match your criteria

Study on the Effects of Methylphenidate on Brain Function in Adults with ADHD, with or without Mood Disorders, Compared to Placebo

Registered drug
Countries:FranceFrance
  • Participants:18–64 years · Healthy volunteers
  • Substances:Methylphenidate Hydrochloride
Countries:AustriaAustria
  • Participants:0–17 years · Healthy volunteers
  • Substances:Raxtozinameran
Countries:SwedenSweden
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Ciprofloxacin

Study on [18F]MNI-659 to Track Huntington's Disease Progression in Symptomatic and Pre-symptomatic Patients

InvestigationalNo placebo
Countries:FranceFrance
  • Participants:18–64 years · Healthy volunteers
  • Substances:2-[2-[3-[4-(2-(18F)FLUORANYLETHOXY)PHENYL]-7-METHYL-4-OXOQUINAZOLIN-2-YL]ETHYL]-4-PROPAN-2-YLOXYISOINDOLE-1,3-DIONE

Study on Acupuncture and Metformin for Improving Insulin Sensitivity in Women with Polycystic Ovary Syndrome

Registered drugNo placebo
Countries:SwedenSweden
  • Participants:18–64 years · Healthy volunteers
  • Substances:Metformin Hydrochloride

Study of [18F]-DPA-714 PET imaging to assess neuroinflammation in multiple sclerosis patients compared to healthy controls

InvestigationalNo placebo
Countries:FranceFrance
  • Participants:18–64 years · Healthy volunteers
  • Substances:N,N-Diethyl-2-(2-(4-(2[(18)F]-Fluoroethoxy)Phenyl)5,7Dimethylpyrazolo[1,5A]Pyrimidin-3-Yl)Acetamide

Rabies+1

Recruiting

Study on Pain and Usability of Rabies Vaccine Injection Techniques in Children Aged 4-14 Using Inactivated Rabies Virus (Strain Flury LEP)

Registered drugNo placebo
Countries:BelgiumBelgium
  • Participants:0–17 years · Healthy volunteers
  • Substances:Rabies virus (inactivated) strain Flury LEP

Study on HPV Vaccine and Screening to Reduce HPV Infection and Cervical Cancer in Swedish Women Aged 23-25

Registered drugNo placebo
Countries:SwedenSweden
  • Participants:18–64 years · Healthy volunteers
  • Substances:Human Papillomavirus Type 11 L1 Protein - Adsorbed - In The Form Of Virus-Like Particles Produced In Yeast Cells (Saccharomyces Cerevisiae Canade 3C-5 (Strain 1895)) By Rdna

Rabies+1

Recruiting

Study of Single-Dose Rabies Vaccine (Inactivated Flury LEP Strain) Immunity After Five Years: Testing Booster Response in Previously Vaccinated Adults

Registered drugNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · Healthy volunteers
  • Substances:Rabies virus (inactivated) strain Flury LEP

Acromegaly

Recruiting

Study on the Effects of Pegvisomant and Somatropin on Liver Fat Metabolism in Patients with Acromegaly and Healthy Individuals

Registered drugNo placebo
Countries:AustriaAustria
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Pegvisomant

Laryngitis

Recruiting

Study on the Effectiveness of Prednisolone for Treating Acute Laryngitis in Vocal Professionals

Registered drug
Countries:FinlandFinland
  • Participants:18–64 years · Healthy volunteers
  • Substances:Prednisolone

Study on the Safety and Immune Response of rBCG-N-RSV Vaccine Compared to BCG Vaccine in Adults Over 60 with Respiratory Syncytial Virus (RSV) Concerns

Registered drugNo placebo
Countries:GreeceGreece
  • Participants:18–64 years · 65+ years · Healthy volunteers

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.