Clinical trials: Fear Extinction
Stress Disorders, Posttraumatic
Veteran Stress and Learning Study
This is a research study examining the use of two medications, Hydrocortisone and D-Cycloserine, compared to an inactive substance (placebo), on their ability to reduce fear responses and memory of fear in Veterans with symptoms…
- Trial name
- VSL (NCT00674570)
- Testing
- Hydrocortisone, D-Cycloserine
- Where
- United States
- Volunteers
- 111 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Posttraumatic Stress Disorder
Extinction of Fear Memories With Glucocorticoids in Veterans With PTSD
The purpose of this study is to examine the effects of glucocorticoid administration following traumatic memory reactivation on psychiatric symptoms in veterans with combat-related PTSD, in addition to examining the effects of…
- Trial name
- VA CORT (NCT01090180)
- Testing
- Dexamethasone
- Where
- United States
- Volunteers
- 129 people
- Sponsor
- VA Office of Research and Development
Stress Related Disorder, Anxiety
Modulation of Fear Extinction Processes Using Transcranial Electrical Stimulation
The aim of this study is to examine the effects of transcranial electrical stimulation on processes associated with fear extinction in healthy humans.
- Trial name
- NCT02723188
- Testing
- DC stimulation (1.5 milliampere, 20 minutes), AC stimulation (1.5 milliampere,1.5 Hertz frequency)
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Tel Aviv University
Posttraumatic Stress Disorder, Anxiety Disorder
Pilot Study of Pharmaceutical and Behavioral Interventions to Treat Anxiety Disorders
The aim of this project is to create fear conditioning paradigm within which the relative strengths of various novel pharmacological and behavioral interventions can be tested.
- Trial name
- NCT01631682
- Testing
- Propranolol, Reactivation, Mifepristone
- Where
- United States
- Volunteers
- 186 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
PostTraumatic Stress Disorder
Effects of Delta-9 Tetrahydrocannabinol (THC) on Retention of Memory for Fear Extinction Learning in PTSD: R61 Study
The goal of this study is to look at how a type of drug called cannabinoids are related to the processing of fear signals, the experience of emotions and fear, and the pattern of activity in the brain that is involved in these…
- Trial name
- NCT03008005
- Testing
- Dronabinol Cap 5 milligrams (MG), Dronabinol Cap 10 milligrams (MG)
- Where
- United States
- Volunteers
- 46 people
- Sponsor
- Wayne State University
Phobia
Treating Phobia With Multivoxel Neuro-reinforcement
Specific phobias and other anxiety disorders represent a major mental health problem, and present a significant challenge to researchers because effective treatment usually involves repeated exposure to feared stimuli, and the…
- Trial name
- NCT03655262
- Testing
- Unconscious Neuro-reinforcement
- Where
- United States
- Volunteers
- 23 people
- Sponsor
- University of California, Los Angeles
Healthy Participants
Cannabinoid Control of Fear Extinction Neural Circuits in Humans
The goal of the current proposal is to investigate the effects of a cannabinoid drug on the memory of extinguished fear in humans and the brain circuitry important for the recall of extinction learning.
- Trial name
- NCT02472847
- Testing
- Dronabinol
- Volunteers
- 85 people, healthy volunteers welcome
- Sponsor
- University of Illinois at Chicago
Stress Disorder, Post Traumatic
Dopamine Enhancement of Fear Extinction Learning in PTSD (1R21MH108753)
The purpose of this study is to investigate a new use for a medication called levodopa (L-DOPA). L-DOPA has been approved for use in Parkinson 's disease, but not for Posttraumatic Stress Disorder (PTSD).
- Trial name
- NCT02560389
- Testing
- Levodopa
- Where
- United States
- Volunteers
- 103 people
- Sponsor
- University of Wisconsin, Madison
Post-Traumatic Stress Disorder
Cannabinoid Control of Fear Extinction Neural Circuits in Post-traumatic Stress Disorder
The goal of this study is to look at how a type of drug called cannabinoids are related to the processing of fear signals, the experience of emotions and fear, and the pattern of activity in the brain that is involved in these…
- Trial name
- NCT02069366
- Testing
- Dronabinol
- Where
- United States
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- Wayne State University
Anxiety Disorders, Public Speaking Fear
Reward Processes and Rehearsal in Exposure Therapy
The purpose of this study is to 1) examine the importance of self-reported relief following exposure and 2) test whether positive-focused rehearsal following exposure can improve treatment outcomes for participants who endorse…
- Trial name
- NCT06132425
- Testing
- Exposure, Rehearsal
- Where
- United States
- Volunteers
- 88 people
- Sponsor
- University of California, Los Angeles
Obsessive-Compulsive Disorder
Transcranial Direct Current Stimulation Potentiation of Fear Extinction in OCD
The investigators want to learn more about how human beings learn not to fear and the impact of changing the fear network in the brain using transcranial Direct Current Stimulation (tDCS) in individuals with obsessive compulsive…
- Trial name
- NCT05521074
- Testing
- Active tDCS
- Where
- United States
- Volunteers
- 86 people
- Sponsor
- Massachusetts General Hospital
Posttraumatic Stress Disorder
A Controlled Trial of Losartan in Posttraumatic Stress Disorder
This study is being conducted to determine if losartan, an angiotensin receptor blocker (ARB), is safe and effective in the treatment of posttraumatic stress disorder (PTSD) symptoms.
- Trial name
- LOSe-PTSD (NCT02709018)
- Testing
- losartan
- Where
- 6 sites in United States
- Volunteers
- 149 people
- Sponsor
- University of California, San Diego