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Showing 1–24 of 143 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: CI-581-a Clear all
Completed Phase 4 Interventional Results available

Alternative Sedation During Bronchoscopy

NCT01158820
View directory record Official record
Conditions
Sedation
Interventions
Dexmedetomidine load, Ketamine load, Midazolam load, Fentanyl load, Dexmedetomidine maintenance, Ketamine maintenance, Midazolam demand, Fentanyl demand, Benadryl demand
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 90 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 25, 2019 · Synced Sep 2, 2026, 5:23 AM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

Facilitating Rapid Naltrexone Initiation

NCT03345173
View directory record Official record
Conditions
Opioid Dependence
Interventions
CI-581-a, CI-581-b
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 70 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 1, 2024 · Synced Sep 2, 2026, 5:23 AM EDT
Completed Early Phase 1 Interventional

Study of Oral Ketamine Versus Placebo for Treating Depression in Patients Undergoing Treatment for Cancer

NCT02836288
View directory record Official record
Conditions
Cancer, Depression
Interventions
Ketamine, Placebo
Drug · Other
Lead sponsor
Scott A. Irwin, MD, PhD
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 5, 2018 · Synced Sep 2, 2026, 5:23 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Subdissociative Dose Ketamine for Treatment of Acute Pain in Subjects With Chronic Pain

NCT02920528
View directory record Official record
Conditions
Chronic Pain
Interventions
Ketamine, Placebo
Drug
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Apr 14, 2021 · Synced Sep 2, 2026, 5:23 AM EDT
Active, not recruiting Phase 2 Interventional

Ketamine for Methamphetamine Use Disorder

NCT06496750
View directory record Official record
Conditions
Substance Use Disorders, Substance Use, Methamphetamine Abuse
Interventions
Ketamine Hydrochloride, Midazolam Hydrochloride
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
5
States / cities
San Leandro, California • Albuquerque, New Mexico • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 2, 2026, 5:23 AM EDT
Withdrawn Phase 2 Interventional Accepts healthy volunteers

Efficacy of Ketamine Mouthwash in the Management of Oral and Pharyngeal Toxicity Associated With Head and Neck Chemoradiotherapy: A Phase 2, Simon 2-stage Trial

NCT05331131
View directory record Official record
Conditions
Cancer of Head and Neck, Mucositis Oral, Pharyngeal Mucositis
Interventions
Ketamine Topical
Drug
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Lake Success, New York
Source: ClinicalTrials.gov public record
Updated Jan 23, 2024 · Synced Sep 2, 2026, 5:23 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

The Effect of Outpatient Ketamine Infusion on Chronic Neuropathic Pain and PTSD

NCT06414356
View directory record Official record
Conditions
Neuropathic Pain, PTSD
Interventions
Ketamine, Magnesium sulfate, Ketamine + Magnesium sulfate
Drug
Lead sponsor
Margaux M. Salas, PhD
Federal
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Feb 24, 2025 · Synced Sep 2, 2026, 5:23 AM EDT
Completed Early Phase 1 Interventional Results available

Ketamine Infusion for Social Anxiety Disorder

NCT02083926
View directory record Official record
Conditions
Social Anxiety Disorder
Interventions
Ketamine, Saline
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 17, 2021 · Synced Sep 2, 2026, 5:23 AM EDT
Completed Phase 1 Interventional

Modified Ketogenic Diet and Ketamine for Anorexia Nervosa

NCT04714541
View directory record Official record
Conditions
Anorexia Nervosa
Interventions
Ketamine Hcl 50Mg/Ml Inj
Drug
Lead sponsor
Homeostasis Therapeutics, LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
South Windsor, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 3, 2022 · Synced Sep 2, 2026, 5:23 AM EDT
Terminated Phase 3 Interventional

Perioperative Analgesia on Postoperative Opioid Usage and Pain Control in H&N Cancer Surgery

NCT04176419
View directory record Official record
Conditions
Postoperative Pain Control, Opioid Consumption
Interventions
Ketamine, Placebo Ketamine, Lidocaine, Placebo Lidocaine, Acetaminophen, Placebo Acetaminophen, Gabapentin, Placebo Gabapentin, Celecoxib, Placebo Celecoxib
Drug
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 11, 2024 · Synced Sep 2, 2026, 5:23 AM EDT
Withdrawn Phase 2 Interventional

Effect of Lithium Versus Placebo in Adults With Treatment-Resistant Depression Who Are Receiving Ketamine

NCT03290963
View directory record Official record
Conditions
Treatment Resistant Depression
Interventions
Lithium, Placebo, Ketamine
Drug
Lead sponsor
William V. Bobo, M.D.
Other
Eligibility
18 Years to 64 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 15, 2018 · Synced Sep 2, 2026, 5:23 AM EDT
Completed Early Phase 1 Interventional Results available

Inpatient Single Dose Interventions for Alcohol Use Disorder

NCT04562779
View directory record Official record
Conditions
Alcohol Use Disorder, Severe
Interventions
Naltrexone 380 MG, Ketamine Hydrochloride, Enhanced linkage
Drug · Behavioral
Lead sponsor
Denver Health and Hospital Authority
Other
Eligibility
18 Years to 65 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated May 1, 2024 · Synced Sep 2, 2026, 5:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Memory Modulation by Pain During Anesthesia

NCT02515890
View directory record Official record
Conditions
Amnesia, Pain, Anesthesia
Interventions
Dexmedetomidine, Midazolam, Peripheral nerve stimulation, Ketamine
Drug · Device
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 39 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 30, 2020 · Synced Sep 2, 2026, 5:23 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Analgesics in the Pre-hospital Setting: Implications on Hemorrhage Tolerance - Ketamine

NCT03621085
View directory record Official record
Conditions
Hemorrhage, Healthy
Interventions
Ketamine Hydrochloride, Placebo
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 45 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 25, 2021 · Synced Sep 2, 2026, 5:23 AM EDT
Recruiting Phase 4 Interventional

Nebulized Ketamine to Nebulized Fentanyl for Treating Acute Painful Conditions in the ED

NCT06364540
View directory record Official record
Conditions
Pain, Acute
Interventions
Ketamine, Fentanyl
Drug
Lead sponsor
Antonios Likourezos
Other
Eligibility
18 Years to 120 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Jun 3, 2025 · Synced Sep 2, 2026, 5:23 AM EDT
Completed Phase 4 Interventional Results available

Ketamine Effect After Laparoscopic Gastric Reduction: A Randomized, Double-Blinded, Placebo Controlled Study

NCT01997515
View directory record Official record
Conditions
Pain, Obesity, Hypoxia
Interventions
Ketamine, placebo
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 64 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 6, 2019 · Synced Sep 2, 2026, 5:23 AM EDT
Completed Phase 4 Interventional Results available

NMDA Antagonists in Bipolar Depression

NCT01833897
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Standard of Care, Ketamine, D-cycloserine
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 31, 2016 · Synced Sep 2, 2026, 5:23 AM EDT
Not listed Phase 3 Interventional

NRX100 vs. Placebo for Rapid Stabilization of Acute Suicidal Ideation and Behavior in Bipolar Depression

NCT03396601
View directory record Official record
Conditions
Bipolar Depression, Suicidal Ideation
Interventions
Ketamine Hydrochloride, Placebo
Drug
Lead sponsor
NeuroRx, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
2
States / cities
Hollywood, Florida • Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Jan 18, 2024 · Synced Sep 2, 2026, 5:23 AM EDT
Active, not recruiting Phase 2 Interventional

Enhancing Week-long Psychological Treatment for PTSD With Ketamine

NCT05737693
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
Ketamine, Midazolam
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 70 Years
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2031
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 2, 2026, 5:23 AM EDT
Completed Phase 2 Interventional Results available

A Study to Evaluate Ketamine for the Treatment of Rett Syndrome

NCT03633058
View directory record Official record
Conditions
Rett Syndrome
Interventions
Ketamine
Drug
Lead sponsor
Rett Syndrome Research Trust
Other
Eligibility
6 Years to 12 Years · Female only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
7
States / cities
Birmingham, Alabama • Aurora, Colorado • Chicago, Illinois + 4 more
Source: ClinicalTrials.gov public record
Updated May 27, 2024 · Synced Sep 2, 2026, 5:23 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Adjuvant Low-dose Ketamine in Pediatric Sickle Cell Vaso-occlusive Crisis

NCT03296345
View directory record Official record
Conditions
Sickle Cell Disease, Vaso-Occlusive Crisis
Interventions
Ketamine
Drug
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
10 Years to 25 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Apr 19, 2021 · Synced Sep 2, 2026, 5:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Comparison of Two Intravenous Drug Combinations for Ambulatory Oral & Maxillofacial Surgery

NCT06867068
View directory record Official record
Conditions
Anesthesia, Tooth Extraction
Interventions
Midazolam Hydrochloride, Fentanyl, Ketamine, Propofol injection, Nitrous oxide
Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
16 Years and older
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Sep 2, 2026, 5:23 AM EDT
Recruiting Early Phase 1 Interventional

Ketamine in Severe Traumatic Brain Injury

NCT06062628
View directory record Official record
Conditions
Traumatic Brain Injury, Traumatic Encephalopathy
Interventions
Ketamine Hydrochloride
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced Sep 2, 2026, 5:23 AM EDT
Not yet recruiting No phase listed Observational

Outcomes Registry After Ketamine Infusions for Chronic Pain: A Longitudinal Evaluation

NCT07648771
View directory record Official record
Conditions
Chronic Pain, Ketamine
Interventions
Ketamine (Ketalar)
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2034
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Sep 2, 2026, 5:23 AM EDT