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Find clinical trials for healthy volunteers – page 18

recruiting
132
countries
24
conditions
301

535 healthy volunteer trials match your criteria

Contraception

Not recruiting

Study on the Effectiveness and Safety of Levonorgestrel Vaginal Delivery System vs. Desogestrel Tablets for Preventing Pregnancy in Women

Registered drugNo placebo
Countries:CzechiaCzechia
  • Participants:18–64 years · Healthy volunteers
  • Substances:Desogestrel

Study on the Safety and Immune Response of RSVPreF3 OA Vaccine with PCV20 in Adults Aged 60 and Older with RSV Disease

Registered drugNo placebo
Countries:BelgiumBelgium
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Pneumococcal Polysaccharide Serotype 1 Conjugated To Crm197 Adsorbed On Aluminium Phosphate

Study on the Impact of LF111 and Drospirenone on Bone Health in Adolescent and Adult Women Using Oral Contraceptives

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

Escherichia infection

Not recruiting

Study on the Safety and Immune Response of JNJ-78901563 and High-dose Influenza Vaccine in Preventing E. coli Infections in Adults Aged 65 and Older

Registered drug
Countries:BelgiumBelgium
  • Participants:65+ years · Healthy volunteers
  • Substances:Ecoo15
Countries:FinlandFinland
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Respiratory Syncytial Virus, Glycoprotein F, Recombinant, Stabilised In The Pre-Fusion Conformation, Adjuvanted With As01E

Study on the Immune Response and Safety of RSVPreF3 OA Vaccine in Adults Aged 60+ with Respiratory Syncytial Virus Infections

Registered drugNo placebo
Countries:BelgiumBelgium
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:Respiratory Syncytial Virus, Glycoprotein F, Recombinant, Stabilised In The Pre-Fusion Conformation, Adjuvanted With As01E

Lyme disease

Not recruiting

Study on the Effectiveness and Safety of the VLA15 Vaccine for Preventing Lyme Disease in Healthy Individuals Aged 5 and Older

Registered drug
Countries:FinlandFinland
  • Participants:0–17 years · 18–64 years · 65+ years · Healthy volunteers
  • Substances:Sodium Chloride Solution 0.9%

Influenza

Not recruiting

Study on the Effectiveness of an MF59-Adjuvanted Influenza Vaccine Compared to a Non-Adjuvanted Vaccine in Adults Aged 65 and Older

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

Study on the Effectiveness and Safety of Brensocatib for Patients with Chronic Rhinosinusitis Without Nasal Polyps

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

COVID-19

Not recruiting

Safety and Immunogenicity of SARS-COV-2 VIRUS, VARIANT LP.8.1, SPIKE PROTEIN, RECEPTOR BINDING DOMAIN FUSION HOMODIMER Vaccine in Adults with COVID-19

Registered drugNo placebo
Countries:SpainSpain
  • Participants:18–64 years · 65+ years · Healthy volunteers
  • Substances:SARS-COV-2 VIRUS, VARIANT LP.8.1, SPIKE PROTEIN, RECEPTOR BINDING DOMAIN FUSION HOMODIMER

Embolism

Not recruiting

A study to compare how asundexian is absorbed in healthy adults using different formulations and the effect of food for the prevention of blood clots.

InvestigationalNo placebo
Countries:GermanyGermany
  • Participants:18–64 years · Healthy volunteers
  • Substances:Asundexian

Oral Tramadol Hydrochloride Study in Healthy Volunteers to Improve Detection in Anti‑Doping Tests

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

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.