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Completed Phase 2 Interventional Results available

Efficacy and Safety Study of Efgartigimod in Adults With Post-COVID-19 POTS

ClinicalTrials.gov ID: NCT05633407

Public ClinicalTrials.gov record NCT05633407. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 21, 2026, 12:37 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 2 Randomized, Double-blinded, Placebo-controlled Study to Evaluate the Efficacy and Safety of Efgartigimod IV in Adult Patients With Post-COVID-19 Postural Orthostatic Tachycardia Syndrome (POTS)

Study identification

NCT ID
NCT05633407
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
argenx
Industry
Enrollment
53 participants

Conditions and interventions

Interventions

  • Efgartigimod Drug
  • Placebo Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Sep 22, 2022
Primary completion
Apr 17, 2024
Completion
Apr 17, 2024
Last update posted
May 22, 2025

2022 – 2024

United States locations

U.S. sites
11
U.S. states
8
U.S. cities
11
Facility City State ZIP Site status
University of California, San Diego Sulpizio Cardiovascular Center La Jolla California 92037
Stanford Movement Disorder Center Palo Alto California 94304
Northshore University Health System Glenview Illinois 60026
Johns Hopkins University Baltimore Maryland 21224
Harvard Medical School, Brigham and Women's Hospital Boston Massachusetts 02115
Case Western Reserve University Cleveland Ohio 44106
Vandetbilt University Medical Center / Clinical Research Center Nashville Tennessee 37232
Apex Trials Croup, LLC Fort Worth Texas 76132
Texas Institute of Cardiology McKinney Texas 75071
Pioneer Clinical Research Rosharon Texas 77583
Metrodora Institute West Valley City Utah 84119

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05633407, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted May 22, 2025 · Synced Jul 21, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05633407 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →