48 Participants Needed

Focused Ultrasound for Anxiety

Recruiting at 2 trial locations
MG
AS
AB
Overseen ByAndrew Bishay, BS
Age: 18+
Sex: Any
Trial Phase: Academic
Sponsor: University of California, Los Angeles
Must be taking: SSRIs
No Placebo GroupAll trial participants will receive the active study treatment (no placebo)
Approved in 1 JurisdictionThis treatment is already approved in other countries

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial explores a new treatment option for individuals with generalized anxiety disorder (GAD) who haven't found relief with standard medications. The research focuses on the Aortix Endovascular Device, which delivers low-intensity ultrasound waves to the amygdala, a brain area linked to anxiety. Participants will undergo this treatment over four sessions to determine its effectiveness in reducing anxiety. Individuals who have had GAD for more than a year and have tried at least two medications without success might be suitable candidates for this trial. As an unphased trial, this study offers a unique opportunity to explore innovative treatments that could provide relief where standard medications have not.

Will I have to stop taking my current medications?

The trial does not specify if you need to stop taking your current medications, but you cannot start any new anxiety treatments when you join the study. You can continue medications for generalized anxiety disorder that you are already taking.

What prior data suggests that this device is safe for treating anxiety?

Research has shown that Low-Intensity Focused Ultrasound Pulsation (LIFUP) is generally manageable for patients. One study reported no serious side effects, with participants showing noticeable improvements in mood and anxiety. Another study found no harmful reactions during treatment. These findings suggest that LIFUP might safely target brain areas related to anxiety, such as the amygdala. While the safety results are encouraging, it is important to remember that LIFUP is still under study to confirm these findings.12345

Why are researchers excited about this trial?

Researchers are excited about the Low-Intensity Focused Ultrasound Pulsation (LIFUP) for Generalized Anxiety Disorder because it offers a new, non-invasive approach to treatment. Unlike traditional options like medication and therapy, LIFUP targets the amygdala directly, a brain region crucial in anxiety, using ultrasound waves. This method could provide faster relief with fewer side effects, as it avoids systemic drug interactions and the long wait times often needed for medications to take effect. Additionally, the treatment sessions are brief and do not produce any sound, enhancing comfort and compliance for patients.

What evidence suggests that this device is effective for generalized anxiety disorder?

This trial will compare the effects of Low Intensity Focused Ultrasound (LIFUP) with a sham treatment. Research has shown that LIFUP might help reduce anxiety symptoms. One study found that participants felt better and less anxious after the treatment. Another study also showed improvements from before to after the treatment. Participants handled the procedure easily, with no serious side effects reported. LIFUP targets the amygdala, a part of the brain linked to anxiety, which might explain its effectiveness. Early results suggest that LIFUP could be a good option for those who haven't found relief with standard anxiety treatments.12345

Who Is on the Research Team?

MG

Margaret G Distler, MD,PhD

Principal Investigator

University of California, Los Angeles

Are You a Good Fit for This Trial?

Inclusion Criteria

Are you male or female?
Age 18-65
Previous exposure to rTMS is allowed but not mandatory.
See 3 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Treatment

Participants receive eight treatments over four sessions of focused ultrasound stimulation to the amygdala

4 weeks
4 sessions (in-person)

Follow-up

Participants are monitored for safety and effectiveness after treatment

4 weeks
2 visits (in-person)

What Are the Treatments Tested in This Trial?

Interventions

  • Device

How Is the Trial Designed?

2

Treatment groups

Experimental Treatment

Placebo Group

Group I: Low Intensity Focused UltrasoundExperimental Treatment1 Intervention
Group II: ShamPlacebo Group1 Intervention

Device is already approved in United States for the following indications:

🇺🇸
Approved in United States as Aortix System for:

Find a Clinic Near You

Who Is Running the Clinical Trial?

University of California, Los Angeles

Lead Sponsor

Trials
1,594
Recruited
10,430,000+

Massachusetts General Hospital

Collaborator

Trials
3,066
Recruited
13,430,000+

Medical University of South Carolina

Collaborator

Trials
994
Recruited
7,408,000+

Citations

1.

pubmed.ncbi.nlm.nih.gov

pubmed.ncbi.nlm.nih.gov/40275098/

a double-blind sham-controlled target engagement study and ...

rtFUS was well-tolerated with no serious adverse events. There were significant reductions on the primary outcome (Mood and Anxiety Symptom ...

Low-intensity transcranial focused ultrasound amygdala ...

Most secondary outcomes demonstrated pre- to post-treatment improvements at p < 0.05 uncorrected (Supplementary Fig. 5 and Table 2), including ...

Clinical Trial Results

The primary outcome measures were rate of treatment completion and treatment response as measured by the Mood and Anxiety Symptom Questionnaire ...

A pilot study of low-intensity focused ultrasound for ...

Low-intensity focused ultrasound shows promise as a clinical intervention for anxiety. · Safety and tolerability of LIFUP protocol confirmed among 25 ...

Low Intensity Focused Ultrasound for Learning and ...

The goal of this clinical trial is to investigate the impact of low intensity focused ultrasound pulsation (LIFUP) to two different brain regions, ...