50 Participants Needed

2-HOBA for Long COVID POTS

MM
CS
Overseen ByCyndya Shibao, MD
Prior Safety DataThis treatment has passed at least one previous human trial

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial tests a new treatment called 2-HOBA for individuals experiencing Long COVID with Postural Orthostatic Tachycardia Syndrome (POTS). Researchers aim to determine if 2-HOBA can reduce certain immune markers and improve symptoms like fatigue, dizziness when standing, and exercise intolerance. Participants will receive either 2-HOBA or a placebo (a harmless pill with no active ingredient) to compare results. The trial seeks individuals who have experienced Long COVID and POTS symptoms for more than three months, such as dizziness or a rapid heartbeat when standing up. As a Phase 2 trial, this research focuses on assessing the treatment's effectiveness in an initial, smaller group.

Will I have to stop taking my current medications?

The trial does not specify if you need to stop all current medications, but you cannot participate if you are using certain medications like central acetylcholinesterase inhibitors, monoamine oxidase inhibitors, or if you have an aspirin allergy. It's best to discuss your current medications with the trial team.

Is there any evidence suggesting that 2-HOBA is likely to be safe for humans?

Research has shown that 2-hydroxybenzylamine (2-HOBA) is under study for its potential to alleviate Long COVID symptoms, particularly those related to postural orthostatic tachycardia syndrome (POTS). While detailed safety information for 2-HOBA specifically for Long COVID POTS is still being gathered, earlier studies have shown promising results.

2-HOBA targets harmful molecules that can cause inflammation and immune system issues. In trials for other conditions, it reduced these harmful molecules, suggesting it might be well-tolerated. However, more information is needed to fully understand its safety for Long COVID POTS.

Since this trial is in an early phase, researchers are still testing the treatment for safety and effectiveness. This phase helps determine if 2-HOBA is safe enough for larger group testing. Prospective participants should know that safety is a key focus of the current research.12345

Why do researchers think this study treatment might be promising for Long COVID POTS?

Unlike the standard treatments for Long COVID POTS, which mainly focus on managing symptoms like increasing blood volume or using medications to support the nervous system, 2-HOBA targets a new pathway. Researchers are excited about 2-HOBA because it acts as an IsoLG-adduct scavenger, potentially reducing inflammation and improving blood vessel function. This unique mechanism of action could directly address underlying causes of symptoms such as orthostatic tachycardia and splanchnic vasodilation, offering a novel approach to treatment that goes beyond merely alleviating symptoms.

What evidence suggests that 2-HOBA might be an effective treatment for Long COVID POTS?

Research has shown that 2-HOBA, which participants in this trial may receive, might help with Long COVID POTS by addressing immune system issues. In people with LCPOTS, studies have found increased interactions between immune cells, known as doublets. These doublets link to IsoLG-adducts, which may keep the immune system overly active. 2-HOBA works by removing these IsoLG-adducts, potentially calming the immune response. Additional research suggests that these adducts might also cause problems with blood vessels, such as widening in the abdomen, affecting blood flow and heart rate. By reducing these effects, 2-HOBA could improve symptoms like dizziness and rapid heartbeat in LCPOTS patients.12467

Who Is on the Research Team?

CS

Cyndya Shibao, M.D

Principal Investigator

Vanderbilt University Medical Center

Are You a Good Fit for This Trial?

This trial is for adults who've had COVID-19 and are experiencing long-term symptoms like fatigue, exercise intolerance, or rapid heartbeat when standing (LCPOTS), lasting over three months. Participants must have a confirmed POTS diagnosis and past SARS-CoV-2 infection documented by a healthcare provider.

Inclusion Criteria

I have had symptoms in different parts of my body for over three months after COVID-19.
My POTS diagnosis has been confirmed with vital sign tests before joining the study.
I meet the clinical or epidemiological criteria.
See 6 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks
1 visit (in-person)

Treatment

Participants receive 2-HOBA or placebo for 28 days to assess effects on immune markers and symptoms

4 weeks
3 visits (in-person), 1 visit (telemedicine)

Follow-up

Participants are monitored for safety and effectiveness after treatment

4 weeks

What Are the Treatments Tested in This Trial?

Interventions

  • 2-HOBA

Trial Overview

The study tests the effects of 2-HOBA, a compound that targets harmful immune system byproducts linked to LCPOTS. It compares changes in immune markers and heart rate responses between those taking 2-HOBA and those on placebo after 28 days.

How Is the Trial Designed?

3

Treatment groups

Active Control

Placebo Group

Group I: Effect of 2HOBA on Orthostatic Tachycardia compare with placebo group during 30 minutes head up tiltActive Control2 Interventions
Group II: Levels of circulating monocyte/ T cell doublets, and inflammatory cytokines in 2 HoBA Vs PlaceboPlacebo Group3 Interventions
Group III: Effect of 2HOBA on Splanchnic venous capacitance and compare with placebo group on POTS patientsPlacebo Group2 Interventions

Find a Clinic Near You

Who Is Running the Clinical Trial?

Vanderbilt University Medical Center

Lead Sponsor

Trials
922
Recruited
939,000+

American Heart Association

Collaborator

Trials
352
Recruited
6,196,000+

Citations

Effect of 2-HOBA in Persistent Immune Activation in Long ...

The preliminary data show that: 1) LCPOTS subjects have markedly increased circulating doublets compared to controls; 2) T cells in these doublets produce ...

Vanderbilt Clinical Trials

Effect of 2-HOBA in Persistent Immune Activation in Long COVID POTS ... Long COVID POTS - Postural Orthostatic Tachycardia Syndrome Autonomic Dysfunction.

Effect of 2-HOBA in Persistent Immune Activation in Long ...

~Aim 2: To test the hypothesis that IsoLG-adducts directly contribute to splanchnic vasodilation, orthostatic tachycardia, and symptom burden in LCPOTS.~Aim 2 ...

4.

pubmed.ncbi.nlm.nih.gov

pubmed.ncbi.nlm.nih.gov/40883051

Self-reported Data From the LISTEN Study - PubMed

Results: Of the 578 individuals included, 167 (28.9%) reported new-onset POTS and 411 (71.1%) did not report POTS as one of their long COVID-associated ...

Trials Today

This study will compare two approaches to cognitive rehabilitation in adults with long COVID with persistent, mild to moderate, cognitive impairment.

6.

pubmed.ncbi.nlm.nih.gov

pubmed.ncbi.nlm.nih.gov/41089328/

Immunotherapies for postural orthostatic tachycardia ...

Immunotherapies for postural orthostatic tachycardia syndrome, other common autonomic disorders, and Long COVID: current state and future ...

Clinical Trials

Open-Label Extension Study to Evaluate the Long-term Safety ... Post-COVID Postural Orthostatic Tachycardia Syndrome Postural Orthostatic Tachycardia Syndrome ...