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ClinicalTrials.gov public records Last synced Oct 24, 2026, 4:29 PM EDT

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Showing 1–24 of 157 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Sublingual Placebo Clear all
Terminated Phase 3 Interventional Results available

Efficacy and Safety of Ramelteon Sublingual in Adult Patients With Acute Depressive Episodes Associated With Bipolar I Disorder

NCT01467700
View directory record Official record
Conditions
Acute Depressive Episode
Interventions
Ramelteon SL, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 75 Years
Enrollment
490 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
141
States / cities
Birmingham, Alabama • Dothan, Alabama • Muscle Shoals, Alabama + 137 more
Source: ClinicalTrials.gov public record
Updated May 16, 2016 · Synced Oct 24, 2026, 4:29 PM EDT
Terminated Phase 4 Interventional Results available

Assessing the Effects of Sublingual Sufentanil 30 µg on Postoperative Recovery

NCT04561375
View directory record Official record
Conditions
Knee Arthroscopy
Interventions
Sufentanil, Fentanyl
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 13, 2023 · Synced Oct 24, 2026, 4:29 PM EDT
Terminated Phase 2 Interventional Results available

Kappa Opioid Receptor Antagonism for the Tx of AUD and Comorbid PTSD

NCT03852628
View directory record Official record
Conditions
Post Traumatic Stress Disorder, Alcohol Abuse
Interventions
2mg Buprenex and 380mg Vivitrol, Placebo (SL pill qd, IM injection q4weeks)
Drug
Lead sponsor
Pharmacotherapies for Alcohol and Substance Use Disorders Alliance
Other
Eligibility
18 Years to 70 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
2
States / cities
Tuscaloosa, Alabama • West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 14, 2023 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 3 Interventional Results available

Dexmedetomidine in the Treatment of Agitation Associated With Schizophrenia

NCT04268303
View directory record Official record
Conditions
Agitation, Schizophrenia, Schizo Affective Disorder, Schizoaffective Disorder, Schizophreniform Disorders
Interventions
Sublingual film containing dexmedetomidine (BXCL501), Placebo Film
Drug
Lead sponsor
BioXcel Therapeutics Inc
Industry
Eligibility
18 Years to 75 Years
Enrollment
380 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
15
States / cities
Little Rock, Arkansas • Cerritos, California • Culver City, California + 12 more
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 2 Interventional Results available

Sublingual Cannabidiol for Anxiety

NCT02548559
View directory record Official record
Conditions
Anxiety
Interventions
Full-Spectrum Cannabidiol, Single-Compound Cannabidiol, Placebo
Drug
Lead sponsor
Staci Gruber, Ph.D.
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 3 Interventional Results available

Buprenorphine for Treatment Resistant Depression

NCT01407575
View directory record Official record
Conditions
Depression, Depressive Disorder, Depressive Disorder, Major
Interventions
Buprenorphine, Placebo
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
21 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 9, 2018 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 4 Interventional Results available

Treating Acutely Agitated Patients With Asenapine Sublingual Tablets

NCT01400113
View directory record Official record
Conditions
Agitation
Interventions
Asenapine, Placebo
Drug
Lead sponsor
Unity Health Toronto
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated May 16, 2016 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 1Phase 2 Interventional Results available

A Randomized, Double-Blind, Placebo-Controlled Pilot Study of Sublingual/Oral Immunotherapy for the Treatment of Peanut Allergy

NCT01084174
View directory record Official record
Conditions
Peanut Hypersensitivity, Food Hypersensitivity, Immediate Hypersensitivity
Interventions
Peanut powder, Peanut extract, Placebo extract, Placebo powder
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
6 Years to 21 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 7, 2017 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 3 Interventional Results available

A Study of ALKS 5461 for the Treatment of Major Depressive Disorder (MDD) - FORWARD-5 Study

NCT02218008
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
ALKS 5461, Placebo
Drug
Lead sponsor
Alkermes, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
407 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
32
States / cities
Birmingham, Alabama • Colton, California • Garden Grove, California + 29 more
Source: ClinicalTrials.gov public record
Updated Aug 14, 2019 · Synced Oct 24, 2026, 4:29 PM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

The Effects of Acute Melatonin Supplementation on Cardiovascular Responses to Sympathetic Activation

NCT04831398
View directory record Official record
Conditions
Healthy
Interventions
melatonin, Placebo
Dietary Supplement · Other
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 35 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Norman, Oklahoma
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 2Phase 3 Interventional Results available

BEdtime Sublingual TNX-102 SL as Fibromyalgia Intervention Therapy (BESTFIT)

NCT01903265
View directory record Official record
Conditions
Primary Fibromyalgia
Interventions
TNX-102 SL 2.8mg, Placebo
Drug
Lead sponsor
Tonix Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
17
States / cities
Sacramento, California • Denver, Colorado • Brooksville, Florida + 14 more
Source: ClinicalTrials.gov public record
Updated Dec 23, 2016 · Synced Oct 24, 2026, 4:29 PM EDT
Enrolling by invitation Early Phase 1 Interventional Accepts healthy volunteers

Effectiveness of Microdosed GLP-1 in Improving Health, Quality of Life, and Longevity Measures

NCT07092605
View directory record Official record
Conditions
Longevity, Quality of Life, Mood, Inflammation, Immune Health, Pain Management, Weight Management, Alertness
Interventions
GLP-1, Placebo
Drug
Lead sponsor
AgelessRx
Industry
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 30, 2025 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 3 Interventional Results available

Dexmedetomidine in the Treatment of Agitation Associated With Bipolar Disorder

NCT04276883
View directory record Official record
Conditions
Agitation Associated With Bipolar Disorder, Agitation,Psychomotor, Bipolar Disorder
Interventions
Sublingual film containing Dexmedetomidine (BXCL501), Placebo Film
Drug
Lead sponsor
BioXcel Therapeutics Inc
Industry
Eligibility
18 Years to 75 Years
Enrollment
380 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
15
States / cities
Little Rock, Arkansas • Cerritos, California • Culver City, California + 12 more
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 3 Interventional Results available

Study of Efficacy and Safety of 300 IR Sublingual Immunotherapy (SLIT) Tablets in Adult Patients With Allergic Grass Pollen Rhinoconjunctivitis

NCT00955825
View directory record Official record
Conditions
Allergic Rhinitis Due to Grass Pollens
Interventions
300 IR, Placebo
Drug
Lead sponsor
Stallergenes Greer
Industry
Eligibility
18 Years to 65 Years
Enrollment
473 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
19
States / cities
Normal, Illinois • Lexington, Kentucky • Owensboro, Kentucky + 16 more
Source: ClinicalTrials.gov public record
Updated May 19, 2016 · Synced Oct 24, 2026, 4:29 PM EDT
Terminated Phase 3 Interventional Results available

Repeat of: A Study to Evaluate Efficacy and Safety of Sublingual TNX-102 SL Tablet Taken at Bedtime in Patients With Fibromyalgia

NCT02829814
View directory record Official record
Conditions
Fibromyalgia, Myofascial Pain Syndromes, Muscular Diseases, Nervous System Diseases, Neuromuscular Diseases, Rheumatic Diseases, Musculoskeletal Diseases
Interventions
TNX-102 SL Tablet, 2.8 mg, Placebo SL Tablet
Drug
Lead sponsor
Tonix Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
32
States / cities
Birmingham, Alabama • Phoenix, Arizona • Oceanside, California + 28 more
Source: ClinicalTrials.gov public record
Updated Feb 25, 2025 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 3 Interventional Results available

A Phase 3 Study To Evaluate The Efficacy And Safety Of TNX-102 SL In Patients With Fibromyalgia

NCT04508621
View directory record Official record
Conditions
Fibromyalgia
Interventions
TNX-102 SL, Placebo SL Tablet
Drug
Lead sponsor
Tonix Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
514 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
36
States / cities
Birmingham, Alabama • Phoenix, Arizona • Oceanside, California + 33 more
Source: ClinicalTrials.gov public record
Updated Dec 18, 2023 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

The Influence of Testosterone on Experimental Pain Perception

NCT05781685
View directory record Official record
Conditions
Acute Pain
Interventions
Testosterone, Placebo Syrup
Drug · Other
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years to 25 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Aug 5, 2024 · Synced Oct 24, 2026, 4:29 PM EDT
Recruiting Phase 2 Interventional

A Study to Assess the Efficacy and Safety of ITI-1284 in the Treatment of Agitation Associated With Alzheimer's Dementia

NCT06651567
View directory record Official record
Conditions
Agitation Associated With Alzheimer's Dementia
Interventions
ITI-1284, Placebo
Drug
Lead sponsor
Intra-Cellular Therapies, Inc.
Industry
Eligibility
55 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
31
States / cities
Anaheim, California • Costa Mesa, California • Garden Grove, California + 18 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 24, 2026, 4:29 PM EDT
Not listed Not applicable Interventional

Analgesic Response to Opioid Analgesics in Buprenorphine-Maintained Individuals

NCT02136784
View directory record Official record
Conditions
Analgesic Response
Interventions
morphine sulfate, hydrocodone, hydromorphone HCI, oxycodone, buprenorphine, oral tablet placebo, sublingual tablet placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
20 Years to 50 Years · Male only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 13, 2014 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 3 Interventional

Dexmedetomidine in the Treatment of Agitation Associated With Schizophrenia and Bipolar Disorder (SERENITY III)

NCT05658510
View directory record Official record
Conditions
Agitation,Psychomotor, Bipolar I Disorder, Bipolar II Disorder, Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorders
Interventions
BXCL501, Matching Placebo
Drug
Lead sponsor
BioXcel Therapeutics Inc
Industry
Eligibility
18 Years to 75 Years
Enrollment
452 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
24
States / cities
Bellflower, California • Cerritos, California • Culver City, California + 19 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Study to Assess the Analgesic Properties of a Sublingual Wafer Formulation of Ketamine Following Third Molar Extraction

NCT02199678
View directory record Official record
Conditions
Pain
Interventions
Placebo, ketamine 25 mg, ketamine 35 mg, ketamine 50 mg
Drug
Lead sponsor
Lotus Clinical Research, LLC
Other
Eligibility
18 Years to 38 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
2
States / cities
Pasadena, California • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 21, 2014 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 3 Interventional Results available

Efficacy & Safety of STG320 Sublingual Tablets of HDM Allergen Extracts in Adults and Adolescents With HDM-associated AR

NCT02443805
View directory record Official record
Conditions
Rhinitis, Allergic, Perennial, House Dust Mite Allergy
Interventions
300 IR, Placebo
Biological
Lead sponsor
Stallergenes Greer
Industry
Eligibility
12 Years to 65 Years
Enrollment
1,607 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Oct 14, 2019 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 2 Interventional Results available

Multiple Dose Study of Blockade of Opioid Effects by Injections of Buprenorphine in Participants With Opioid Disorder

NCT02044094
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Buprenorphine, buprenorphine and naloxone, hydromorphone, placebo
Drug
Lead sponsor
Indivior Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 24, 2018 · Synced Oct 24, 2026, 4:29 PM EDT
Completed Phase 2 Interventional Results available

Evaluation of Cold Sore Treatments on Ultra Violet (UV) Induced Cold Sores

NCT01902303
View directory record Official record
Conditions
Oral Herpes Simplex
Interventions
Matching Placebo, BTL-TML-HSV
Drug
Lead sponsor
Beech Tree Labs, Inc.
Industry
Eligibility
18 Years and older
Enrollment
303 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
3
States / cities
St. Petersburg, Florida • Cincinnati, Ohio • Mt. Pleasant, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 28, 2016 · Synced Oct 24, 2026, 4:29 PM EDT