Core: healthy volunteers
Studies for healthy volunteers recruiting now
These studies say in their official record that they accept healthy volunteers. Many are Phase 1 studies that test how a new medicine is absorbed and tolerated; others recruit healthy people as a comparison group alongside patients.
5,002 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
23 studies with pay posted
Exact amounts posted by the research company for each study. The button opens that study’s own page.
Pays up to
$43,000
Clinical Research Study of an Investigational Medication in Healthy Volunteers living with Overweight or Obesity
ICON · San Antonio, TX
Participation in this study includes 1 screening visit, 1 stay of 1 night, 4 stays of 2 nights, 1 stay of 4 nights, 12 follow-up outpatient visits, and 13 phone calls.
Ages 18–64 · Male/Female · Smoker / Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$32,150
Clinical Trial for Healthy Adults with Overweight or Obesity (N-38160)
Altasciences · Cypress, CA
Two schedule options (up to $17,750 or up to $32,150), with multi-night stays and outpatient visits.
Ages 18+ · Male/Female
View study & apply (opens in a new tab)Opens Altasciences’s page for this exact study
Pays up to
$30,000
Clinical Research Study of an Investigational Medication in Healthy Volunteers
ICON · Salt Lake City, UT
Participation in this study includes 1 screening visit, up to 2 stays of 5 nights (6 days) each, 1 stay of 1 night (2 days), 5 stays of 3 nights (4 days) each, and 2 follow-up visits.
Ages 18–68 · Male/Female · Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$26,600
Healthy Volunteers Needed for a Clinical Trial (N-40600)
Altasciences · Cypress, CA
Ages 18–55 · Male/Female
View study & apply (opens in a new tab)Opens Altasciences’s page for this exact study
Pays up to
$24,115
Clinical Research Study of an Investigational Medication in Healthy Participants
ICON · San Antonio, TX
Participation in this study includes 1 screening visit, 1 stay of 32 nights, and 1 follow-up visit.
Ages 18–55 · Male/Female · Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$23,300
Clinical Research Study of an Investigational Medication in Healthy Volunteers
ICON · San Antonio, TX
Participation in this study includes 1 screening visit, 2 stays of 4 nights, 1 stay of 2 nights, and 24 follow-up outpatient visits.
Ages 18–65 · Male/Female · Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$23,000
Clinical Research Study of an Investigational Medication in Healthy Volunteers living with Overweight or Obesity
ICON · San Antonio, TX
Participation in this study includes 1 screening visit, 1 stay of 6 nights, 3 stays of 5 nights, and 5 outpatient visits.
Ages 18–55 · Male/Female · Smoker / Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$16,050
Healthy but Overweight Volunteers Needed (N-39610)
Altasciences · Cypress, CA
Ages 18–55 · Male/Female
View study & apply (opens in a new tab)Opens Altasciences’s page for this exact study
Pays up to
$14,490
Clinical Research Study of an Investigational Medication in Healthy Participants
ICON · San Antonio, TX
Participation in this study includes 1 screening visit, 1 stay of 20 nights, and 1 follow-up visit.
Ages 18–55 · Male/Female · Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$12,000
Clinical Research Study of an Investigational Medication in Participants with Obesity or Overweight but Otherwise Healthy
ICON · Salt Lake City, UT
Volunteers must be available for 1 stay of 6 nights (7 days) and 6 follow-up visits.
Ages 18–65 · Male/Female · Smoker / Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$11,750
Healthy Men and Women of Nonchildbearing Potential, Ages 21–60
Medpace · Cincinnati, OH
12 outpatient visits (including screening) plus 2 separate 8-night stays at the Phase 1 unit.
Ages 21–60 · Male/Female
View study & apply (opens in a new tab)Opens Medpace’s page for this exact study
Pays up to
$11,600
Overweight Healthy Adults, Ages 18–65
Medpace · Cincinnati, OH
13 outpatient visits (including screening) plus one 5-night stay and one 4-night stay at the Phase 1 unit.
Ages 18–65 · Male/Female
View study & apply (opens in a new tab)Opens Medpace’s page for this exact study
Pays up to
$10,500
Clinical Research Study of an Investigational Medication in Overweight but Otherwise Healthy Participants
ICON · Lenexa, KS
Participation in this study includes 1 screening visit, 1 stay of 6 nights and 6 outpatient visits.
Ages 18–55 · Male/Female · Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$10,000
Clinical Research Study of an Investigational Medication in Healthy Participants
ICON · Salt Lake City, UT
Participation in this study includes 1 screening visit, 1 stay of 17 nights (18 days) and 2 follow-up visits.
Ages 18–50 · Male/Female · Smoker / Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$9,550
Clinical Research Study of an Investigational Medication in Healthy Participants
ICON · Lenexa, KS
Participation in this study includes 1 screening visit, 1 stay of 8 nights and 3 outpatient visits.
Ages 18–55 · Male/Female · Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$9,500
Clinical Research Study of an Investigational Medication in Healthy Volunteers
ICON · Salt Lake City, UT
Participation in this study includes 1 screening visit, 1 stay of 13 nights (14 days), and 1 follow up visit.
Ages 18–55 · Male/Female · Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$8,950
Clinical Research Study for Healthy Males (N-40700)
Altasciences · Cypress, CA
Ages 18–59 · Male
View study & apply (opens in a new tab)Opens Altasciences’s page for this exact study
Pays up to
$8,000
Clinical Research Study of an Investigational Medication in Healthy Lactating Females
ICON · Salt Lake City, UT
Participation in this study includes 1 screening visit, 1 stay of 1 night (2 days), 1 stay of 2 nights (3 days), daily at home visits for 12 days, and 1 follow-up visit.
Ages 18–50 · Female · Smoker / Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$7,750
Clinical Research Study of an Investigational Medication in Overweight but Otherwise Healthy Volunteers
ICON · Lenexa, KS
Participation in this study includes 1 screening visit, 1 stay of 13 nights and 1 follow-up visit.
Ages 18–55 · Male/Female · Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$5,800
Clinical Research Study of an Investigational Medication in Healthy Participants
ICON · Lenexa, KS
Participation in this study includes 1 screening visit, 1 stay of 5 nights and 2 outpatient visits.
Ages 18–65 · Male/Female · Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$5,250
Breastfeeding Study: Investigational Birth Control Patch (Study #262088)
QPS Missouri · Springfield, MO
One overnight stay and multiple outpatient return visits. For healthy women currently breastfeeding, at least 6 weeks postpartum.
Female
View study & apply (opens in a new tab)Opens QPS Missouri’s page for this exact study
Pays up to
$2,850
Clinical Research Study of an Investigational Medication in Healthy Participants
ICON · San Antonio, TX
Participation in this study includes 1 screening visit, 1 check-in and same-day discharge, 2 follow-up visits, and 4 phone calls.
Ages 18–64 · Male/Female · Non Smoker
View study & apply (opens in a new tab)Opens ICON’s page for this exact study
Pays up to
$1,500
Healthy Volunteer Study
CenExel · Salt Lake City, UT
Ages 18–45 · Male/Female
View study & apply (opens in a new tab)Opens CenExel’s page for this exact study
More recruiting studies (pay not posted)
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
A Study to Learn How Different Amounts of the Study Medicine Called PF-08103402 Are Tolerated and Act in the Body in Healthy Adults or Adults With Mild To-moderate Asthma
Pfizer
- Location
- New Haven, CT
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
A Study of LY4355756 in Healthy Participants
Eli Lilly and Company
- Location
- Dallas, TX
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
A Study to Learn How ASP3082 is Processed in Healthy Men
Astellas Pharma Global Development, Inc.
- Location
- Madison, WI
- Eligibility basics
- Ages 18–65 · Men only
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
A Study to Investigate the Relative Bioavailability and Safety of Different Oral Formulations of Elecoglipron in Healthy Participants
AstraZeneca
- Location
- Glendale, CA + 1 other US site
- Eligibility basics
- Ages 18–55
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
A Phase I Study to Investigate the Pharmacokinetics and Safety of Capivasertib in Participants With Moderate Hepatic Impairment
AstraZeneca
- Location
- Rialto, CA + 1 other US site
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
A Study of Eloralintide (LY3841136) in Participants With Obesity or Overweight
Eli Lilly and Company
- Location
- San Antonio, TX
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
Phase 1 Study on the Safety, Tolerability, and Pharmacokinetics of JST-018 in Healthy Adults
Just-Evotec Biologics
- Location
- Las Vegas, NV
- Eligibility basics
- Ages 18–55
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
Safety and PK of Ceftibuten-ledaborbactam Etzadroxil Fixed-dose Combination
Basilea Pharmaceutica
- Location
- Lenexa, KS
- Eligibility basics
- Ages 18–55
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
A Study of LY4302814 in Healthy Participants
Eli Lilly and Company
- Location
- Daytona Beach, FL
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
A Study to Learn How the Body Processes the Study Medicine PF-07328948 in People With Reduced Kidney Function
Pfizer
- Location
- Lake Forest, CA + 3 other US sites
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
Radiprodil in Participants With Hepatic Impairment
GRIN Therapeutics, Inc.
- Location
- DeSoto, TX + 1 other US site
- Eligibility basics
- Ages 18–75
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
A Single and Multiple Ascending Dose Study of HM17321 in Healthy and Obese Participants
Hanmi Pharmaceutical Company Limited
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
Nalmefene Implant in Healthy Subjects
ReacX Pharmaceuticals, Inc.
- Location
- Morrisville, NC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
Phase 1 Study of SBS-147 in Healthy Adults
Sparian Biosciences, Inc
- Location
- Cypress, CA
- Eligibility basics
- Ages 18–55
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
Role of Metal Ion Transporter ZIP8 in Alcohol-Related Behaviors
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 21–60
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
Developing Biomarkers of Dietary Intake: Dose Dependent Measurement of Sugar Intake
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- Location
- Phoenix, AZ
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
Study of Intravenous ZMA001 in Healthy Subjects
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
Feasibility and Acceptability of Point of Care Rapid Syphilis Testing Among Patients Seeking Family Planning Services in Hawai'i
Queen's Medical Center
- Location
- Honolulu, HI
- Eligibility basics
- Ages 14+ · Women only
- RecruitingHealthy volunteersEarly Phase 1Overnight stay mentioned
Investigating the Mu:Kappa Opioid Receptor Imbalance in Alcohol Use Disorder
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 21–70
- RecruitingHealthy volunteersEarly Phase 1Overnight stay mentioned
Interaction of CYP2B6 Genotype and Efavirenz With Methadone and Tizanidine PK
Indiana University
- Location
- Indianapolis, IN
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
IAP-086-1: A Phase 1 Single Ascending Dose First-Time in Human Study
University of North Carolina, Chapel Hill
- Location
- Chapel Hill, NC + 1 other US site
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteers
Bringing Medicines for HIV Prevention to a Family Planning Clinic
Women and Infants Hospital of Rhode Island
- Location
- Providence, RI
- Eligibility basics
- Ages 16+
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
LH-001 vs Placebo in Healthy Participants
Chien-Liang Lin
- Location
- Columbus, OH
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
Intralesional 5-Fluorouracil (5FU), Topical Calcipotriene Treatment for SCC
Melissa Pugliano-Mauro
- Location
- Pittsburgh, PA
- Eligibility basics
- Ages 18+
Who these studies look for
“Healthy” is decided at screening, not by you. Sites usually check vital signs, blood and urine tests, an ECG, your medications and sometimes your BMI or smoking status. A study can still turn you away for reasons that have nothing to do with being unwell, such as timing or a full roster.
Matching a page like this one never means you qualify. Each research team decides eligibility at screening.
Questions
Do healthy volunteer studies pay?
Many do, because volunteers give up time and follow strict schedules, but amounts are set by each study and are usually only confirmed by the research site. When a record states an amount we show the exact wording; otherwise we say compensation is not disclosed.
What happens at a screening visit?
Expect consent paperwork first, then a health questionnaire, vital signs, blood and urine samples and often an ECG. You can ask questions and withdraw at any time, before or after you sign.