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Showing 1–24 of 132 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Saline Solution for Placebo IM Injection Clear all
Completed Phase 2 Interventional Results available

Botulinum Toxin A to Treat Arm Tremor

NCT02207946
View directory record Official record
Conditions
Essential Tremor of the Upper Limbs
Interventions
IncobotulinumtoxinA, Placebo
Drug
Lead sponsor
Merz Pharmaceuticals GmbH
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 17, 2021 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics, Safety, and Tolerability of Intramuscular 5-MeO-DMT in Healthy Volunteers

NCT05698095
View directory record Official record
Conditions
Pharmacokinetics, Safety, Tolerability
Interventions
5-methoxy-N,N-dimethyltryptamine succinate salt, Placebo
Drug
Lead sponsor
Usona Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 29, 2023 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Evaluate Efficacy, Safety, and Immunogenicity of mRNA-1273 Vaccine in Adults Aged 18 Years and Older to Prevent COVID-19

NCT04470427
View directory record Official record
Conditions
SARS-CoV-2
Interventions
mRNA-1273, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years and older
Enrollment
30,415 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
100
States / cities
Birmingham, Alabama • Chandler, Arizona • Glendale, Arizona + 79 more
Source: ClinicalTrials.gov public record
Updated Mar 20, 2024 · Synced Sep 24, 2026, 1:59 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

A Clinical Study of Intismeran Autogene (V940) Treatment and Pembrolizumab in People With Bladder Cancer (V940-005/INTerpath-005)

NCT06305767
View directory record Official record
Conditions
Bladder Cancer
Interventions
Pembrolizumab, Intismeran autogene, Placebo, Enfortumab Vedotin, Surgery (RC plus PLND)
Biological · Other · Procedure
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
10
States / cities
Los Angeles, California • Orlando, Florida • Chicago, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Safety of the Respiratory Syncytial Virus Vaccine MEDI7510 in Older Adults

NCT02115815
View directory record Official record
Conditions
Respiratory Syncytial Virus (RSV)
Interventions
Placebo, RSV sF 20 mcg, MEDI7510 (20 mcg RSV sF), RSV sF 50 mcg, MEDI7510 (50 mcg RSV sF), RSV sF 80 mcg, MEDI7510 (80 mcg RSV sF)
Biological
Lead sponsor
MedImmune LLC
Industry
Eligibility
60 Years to 99 Years
Enrollment
246 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
3
States / cities
Miami, Florida • Orlando, Florida • Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 20, 2016 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 2 Interventional Results available

Prospective Randomized Controlled Trial for Pain Relief After Office Ureteral Stent Removal

NCT04112160
View directory record Official record
Conditions
Pain, Urinary Stone, Urinary Calculi
Interventions
Ketorolac, normal saline
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 79 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 9, 2024 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 3 Interventional Results available

IncobotulinumtoxinA (Xeomin) Versus Placebo in the Treatment of Glabellar Frown Lines

NCT00770211
View directory record Official record
Conditions
Moderate to Severe Glabellar Frown Lines
Interventions
IncobotulinumtoxinA (Xeomin) (20 Units), Placebo
Drug
Lead sponsor
Merz Pharmaceuticals GmbH
Industry
Eligibility
18 Years and older
Enrollment
271 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
8
States / cities
Englewood, Colorado • Aventura, Florida • Coral Gables, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2011 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

CDC-9 Inactivated Rotavirus Vaccine (IRV) Intramuscular (IM) Phase 1 Clinical Trial in Healthy Adults

NCT06485258
View directory record Official record
Conditions
Rotavirus Infections
Interventions
3.75 µg Dose of CDC-9 Inactivated Rotavirus Vaccine (IRV), 7.5 µg Dose of CDC-9 Inactivated Rotavirus Vaccine (IRV), Placebo
Biological · Other
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years to 45 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 25, 2026 · Synced Sep 24, 2026, 1:59 AM EDT
Active, not recruiting Phase 3 Interventional

Study to Compare the Efficacy and Safety of NT 201 (Botulinum Toxin) With Placebo for the Treatment of Lower Limb Spasticity Caused by Stroke or Traumatic Brain Injury

NCT03992404
View directory record Official record
Conditions
Lower Limb or Combined Lower Limb and Upper Limb Spasticity Due to Stroke or Traumatic Brain Injury
Interventions
NT 201, Placebo
Drug
Lead sponsor
Merz Pharmaceuticals GmbH
Industry
Eligibility
18 Years to 85 Years
Enrollment
603 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
15
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Downey, California + 11 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 2 Interventional

Safety and Efficacy Study of Ad2/Hypoxia Inducible Factor (HIF)-1α/VP16 Gene Transfer in Patients With Intermittent Claudication

NCT00117650
View directory record Official record
Conditions
Intermittent Claudication, Peripheral Vascular Disease, Atherosclerosis
Interventions
Ad2/HIF-1α/VP16, Saline (Placebo Control)
Biological · Other
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
40 Years to 80 Years
Enrollment
289 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
35
States / cities
Birmingham, Alabama • Palo Alto, California • Sacramento, California + 28 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2015 · Synced Sep 24, 2026, 1:59 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Regulation of Cortisol Metabolism and Fat Patterning

NCT00694733
View directory record Official record
Conditions
Obesity, Menopausal Syndrome
Interventions
Placebo injection, Depo Lupron/Aromatase inhibitor, Depo Lupron/placebo, placebo, Estrogen cream
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 62 Years
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2024
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Dec 15, 2022 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Study of mRNA-1345 Vaccine Targeting Respiratory Syncytial Virus in Pregnant Women and in Infants Born to Vaccinated Mothers

NCT06143046
View directory record Official record
Conditions
Respiratory Syncytial Virus
Interventions
mRNA-1345, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
0 Years to 40 Years
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
22
States / cities
Dothan, Alabama • Phoenix, Arizona • Tucson, Arizona + 19 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate Safety, Reactogenicity, and Immunogenicity of mRNA-1283 and mRNA-1273 Vaccines in Healthy Adults Between 18 Years and 55 Years of Age to Prevent COVID-19

NCT04813796
View directory record Official record
Conditions
SARS-CoV-2
Interventions
mRNA-1283, mRNA-1273, Placebo
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
5
States / cities
Chandler, Arizona • San Diego, California • Melbourne, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2023 · Synced Sep 24, 2026, 1:59 AM EDT
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Does a Rescue Course of Betamethasone in Pregnant Women With PPROM Decrease Neonatal Morbidity?

NCT02939742
View directory record Official record
Conditions
PPROM, Respiratory Distress Syndrome in Premature Infants
Interventions
Betamethasone, Placebo
Drug
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2023
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

VRC 705: A Zika Virus DNA Vaccine in Healthy Adults and Adolescents

NCT03110770
View directory record Official record
Conditions
Zika Virus, Zika Virus Infection, Virus Diseases, Flavivirus Infections, Flaviviral Diseases, Flaviviridae Infections, RNA Virus Infections
Interventions
VRC-ZKADNA090-00-VP, VRC-PBSPLA043-00-VP
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
15 Years to 35 Years
Enrollment
2,428 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
3
States / cities
Miami, Florida • Edinburg, Texas • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 30, 2024 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 3 Interventional Results available

Phase III Study of AZD7442 for Treatment of COVID-19 in Outpatient Adults

NCT04723394
View directory record Official record
Conditions
COVID-19
Interventions
AZD7442, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
910 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
24
States / cities
Jasper, Alabama • Tucson, Arizona • Long Beach, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 4, 2023 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 3 Interventional Results available

Phase III Double-blind, Placebo-controlled Study of AZD7442 for Post- Exposure Prophylaxis of COVID-19 in Adults

NCT04625972
View directory record Official record
Conditions
COVID-19
Interventions
AZD7442, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 120 Years
Enrollment
1,131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
50
States / cities
Guntersville, Alabama • Tempe, Arizona • Little Rock, Arkansas + 42 more
Source: ClinicalTrials.gov public record
Updated Nov 20, 2023 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Intramuscular Ketorolac Versus Oral Ibuprofen for Pain Relief in First Trimester Suction Curettage

NCT01595282
View directory record Official record
Conditions
Pain
Interventions
Ketorolac, Ibuprofen
Drug
Lead sponsor
Planned Parenthood League of Massachusetts
Other
Eligibility
18 Years and older · Female only
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 1, 2014 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Safety and Efficacy Study of Herpes Simplex Virus Type 2 (HSV-2) Therapeutic DNA Vaccine

NCT02837575
View directory record Official record
Conditions
Herpes Genitalis
Interventions
VCL-HB01, Phosphate-buffered saline
Biological · Other
Lead sponsor
Vical
Industry
Eligibility
18 Years to 50 Years
Enrollment
261 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
15
States / cities
Birmingham, Alabama • San Diego, California • Hollywood, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2019 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 4 Interventional

Rapid Antidepressant Improvement Secondary to Excitatory Brain Responses

NCT04276259
View directory record Official record
Conditions
Major Depressive Disorder, Depression
Interventions
Buprenorphine, Naltrexone, Oral Placebo, IM Placebo, Theta burst stimulation (TBS) of the ventromedial prefrontal cortex.
Drug · Device
Lead sponsor
Marta Peciña, MD PhD
Other
Eligibility
18 Years to 55 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 2 Interventional Results available

The Safety of Administering a Second Dose of a COVID-19 mRNA Vaccine in Individuals Who Experienced a Systemic Allergic Reaction to an Initial Dose

NCT04977479
View directory record Official record
Conditions
Systemic Allergic Reaction
Interventions
Pfizer-BioNTech COVID-19 Vaccine (Comirnaty), Placebo, Pfizer-BioNTech COVID-19 Vaccine, Bivalent
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
16 Years to 69 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 15, 2023 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effects of Intramuscular Oxytocin on Sensory Function in Healthy Volunteers With Ultraviolet Burn Injury to the Skin

NCT03935399
View directory record Official record
Conditions
Chronic Pain
Interventions
Oxytocin, Saline
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 60 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 4, 2021 · Synced Sep 24, 2026, 1:59 AM EDT
Active, not recruiting Phase 3 Interventional

A Clinical Study of Intismeran Autogene (V940) Plus Pembrolizumab in People With High-Risk Melanoma (V940-001)

NCT05933577
View directory record Official record
Conditions
Melanoma
Interventions
Intismeran autogene, Pembrolizumab, Placebo
Biological · Other
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
1,089 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
34
States / cities
Springdale, Arkansas • Los Angeles, California • San Francisco, California + 27 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Sep 24, 2026, 1:59 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Describe the Safety, Reactogenicity, and Immunogenicity of Herpes Zoster IN001 mRNA Vaccine (IN001) in Healthy Participants

NCT06375512
View directory record Official record
Conditions
Herpes Zoster
Interventions
HZ Vaccine (IN001), Placebo, Shingrix
Biological
Lead sponsor
Shenzhen Shenxin Biotechnology Co., Ltd
Industry
Eligibility
50 Years to 69 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Hollywood, Florida
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Sep 24, 2026, 1:59 AM EDT