Official Title
Double-blind, Randomized, Placebo-controlled Phase 3 Study Evaluating Efficacy and Safety of IgPro20 (Subcutaneous Immunoglobulin, HIZENTRA®) in Post-COVID-19 Postural Orthostatic Tachycardia Syndrome (POTS)
Brief Summary

This is a prospective, phase 3, multicenter, double-blind, randomized placebo-controlledstudy to investigate the efficacy, safety, and pharmacokinetics (PK) of repeat doses ofIgPro20 in participants with post SARS-CoV-2 infection 2019 postural orthostatictachycardia syndrome (post-Coronavirus Disease 2019 [COVID-19] POTS [post-COVID-POTS]).

Detailed Description

Not Provided

Recruiting
Post-COVID Postural Orthostatic Tachycardia Syndrome

Biological: IgPro20

IgPro20 is a 20% ready-to-use liquid formulation of polyvalent human immunoglobulin G
(IgG) for subcutaneous (SC) administration
Other Name: HIZENTRA®

Biological: Placebo

2% human albumin solution administered subcutaneously as a volume-matched dose to the
experimental IMP.

Eligibility Criteria

Inclusion Criteria:

1. Provide written informed consent and be willing and, in the opinion of the
investigator, able to adhere to all protocol requirements.

2. Males and females aged ≥ 18 at the time of providing written informed consent.

3. Diagnosis of post-COVID POTS, defined by both a preceding COVID-19 infection based
on confirmed historical documentation and onset of POTS symptoms developing within 4
months after COVID-19 infection as defined per consensus criteria.

4. COMPASS-31 score of at least 40 at the Screening visit.

5. Positive confirmatory standardized standing test (ie, HR increase of ≥ 30 bpm [≥ 40
bpm for participants aged 18 to 19 years] within 10 minutes in the absence of
orthostatic hypotension) at the Screening visit.

Exclusion Criteria:

1. Treatment with Immunoglobulin G (IgG) or plasmapheresis within 12 weeks before
Screening

2. Symptoms and / or diagnosis of or receiving treatment for POTS before COVID-19
infection

3. Prior diagnosis of or receiving current treatment at Screening for the following
conditions (unless onset was related to the inciting POTS-associated COVID-19
infection): certain neurologic, autoimmune, endocrine, cardiac, or other disorders,
and pre-existing psychiatric disorders

4. Presence of active infections, including human immunodeficiency virus infection,
hepatitis B, hepatitis C, active SARS-CoV-2 infection, or any uncontrolled systemic
infection

Eligibility Gender
All
Eligibility Age
Minimum: 18 Years ~ Maximum: N/A
Countries
Canada
United States
Locations

University of Alabama Hospital at Birmingham
Birmingham, Alabama, United States

Center for Complex Neurology, EDS & POTS
Phoenix, Arizona, United States

Mayo Clinic Arizona
Scottsdale, Arizona, United States

Arkansas Cardiology Clinic - Little Rock
Little Rock, Arkansas, United States

UC San Diego Health
La Jolla, California, United States

University of california Irvine
Orange, California, United States

National Jewish Health
Denver, Colorado, United States

Hope Research Network
Miami, Florida, United States

Well Pharma Medical Research, Corp
Miami, Florida, United States

Velocity Clinical Research, Savannah
Savannah, Georgia, United States

LSU Health Sciences Center
New Orleans, Louisiana, United States

Velocity Clinical Research, Metairie
New Orleans, Louisiana, United States

Johns Hopkins Bayview Medical Center PMR
Baltimore, Maryland, United States

Mass General Brigham (Massachusetts General Hospital)
Belmont, Massachusetts, United States

Profound Research LLC at Millennium Affiliated Physicians
Farmington Hills, Michigan, United States

Velocity Clinical Research - Lincoln
Lincoln, Nebraska, United States

Dysautonomia Clinic
Buffalo, New York, United States

NYU Langone Health South Shore Neurologic Associates
Patchogue, New York, United States

Duke University Medical Center
Durham, North Carolina, United States

Bernstein Clinical Research Center
Cincinnati, Ohio, United States

University Hospital Cleveland Medical Center
Cleveland, Ohio, United States

Hightower Clinical
Oklahoma City, Oklahoma, United States

Penn Presbyterian Medical Center
Philadelphia, Pennsylvania, United States

Velocity Clinical Research - Union
Union, South Carolina, United States

Vanderbilt University Medical Center
Nashville, Tennessee, United States

UT Austin Dell Medical School
Austin, Texas, United States

University of Texas Southwestern Medical Center
Dallas, Texas, United States

Prolato Clinical Research Center
Houston, Texas, United States

Sunbeam Clinical Research
McKinney, Texas, United States

University of Texas Health Science Center
San Antonio, Texas, United States

Bateman Horne Center
Salt Lake City, Utah, United States

Metrodora Institute
West Valley City, Utah, United States

Velocity Clinical Research - Hampton
Hampton, Virginia, United States

VCU Health
Richmond, Virginia, United States

Libin Cardiovascular Institute University of Calgary
Calgary, Canada

University of Alberta Hospital
Edmonton, Canada

McGill University Health Centre
Québec, Canada

Ciussse-Chus
Sherbrooke, Canada

Contacts

Trial Registration Coordinator
+1 610-878-4697
clinicaltrials@cslbehring.com

Study Director, Study Director
CSL Behring

NCT Number
Keywords
POTS
MeSH Terms
Postural Orthostatic Tachycardia Syndrome
Tachycardia
Syndrome