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Find clinical trials for healthy volunteers – page 35

recruiting
132
countries
24
conditions
301

535 healthy volunteer trials match your criteria

Anxiety

Not recruiting

Title: Evaluation of nasal remimazolam and lidocaine for sedation and anxiety in adults: Testing comfort and effectiveness of nasal spray delivery

Registered drugNo placebo
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · Healthy volunteers
  • Substances:Remimazolam

Parkinson's disease

Not recruiting

Study on the Expression of the 5-HT4 Receptor in Patients with Mild to Moderate Parkinson's Disease Using [C11]-SB207145

InvestigationalNo placebo
Countries:FranceFrance
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:(1-(111C)METHYLPIPERIDIN-4-YL)METHYL 5-AMINO-6-CHLORO-1,4-BENZODIOXINE-8-CARBOXYLATE

Obesity

Not recruiting

Study on Dapiglutide for Weight Loss in Adults with Obesity

Investigational
Countries:DenmarkDenmark
  • Participants:18–64 years · Healthy volunteers
  • Substances:DAPIGLUTIDE

Menopausal symptoms

Not recruiting

Study on the Effects of Estetrol Monohydrate on Hair Growth in Postmenopausal Women with Hair Loss

Investigational
Countries:GermanyGermany
  • Participants:18–64 years · 65+ years · Healthy volunteers

Anxiety

Not recruiting

Study on the Effects of Yohimbine and Hydrocortisone on Stress and Moral Decisions in Military Personnel

Registered drug
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · Healthy volunteers
  • Substances:Hydrocortisone

Influenza

Not recruiting

Study Comparing High-Dose vs. Standard-Dose Influenza Vaccine for Preventing Flu in Older Adults

Registered drugNo placebo
Countries:DenmarkDenmark
  • Participants:65+ years · Healthy volunteers
  • Substances:Elasomeran

Poisoning

Not recruiting

Study on Detecting Sodium Oxybate in Intoxication Cases Using Sodium Oxybate, Sodium Chloride, and Paracetamol in Healthy Volunteers

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

Drug use disorder

Not recruiting

Study on the Effects of Naloxegol and Codeine on Opioid-Induced Constipation in Healthy Volunteers

Registered drug
Countries:BelgiumBelgium
  • Participants:18–64 years · Healthy volunteers
  • Substances:Bisacodyl
Countries:The NetherlandsThe Netherlands
  • Participants:18–64 years · Healthy volunteers
  • Substances:Rivaroxaban

COVID-19

Not recruiting

Study on the Safety and Immune Response of BIMERVAX as a COVID-19 Booster in Adolescents Aged 12 to 17 Years

Registered drugNo placebo
Countries:SpainSpain
  • Participants:0–17 years · Healthy volunteers
  • Substances:SARS-COV-2 VIRUS, VARIANTS B.1.351-B.1.1.7, SPIKE PROTEIN, RECEPTOR BINDING DOMAIN FUSION HETERODIMER

HIV infection

Not recruiting

Study on Lenacapavir for HIV Prevention in Individuals at Risk of HIV Infection

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

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.