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Completed No phase listed Observational

A Study to Evaluate Seroprevalence and Seroconversion of Antibodies to Adeno-Associated Virus (AAV) in Patients With Hemophilia A

ClinicalTrials.gov ID: NCT04560933

Public ClinicalTrials.gov record NCT04560933. 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 22, 2026, 12:16 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 Prospective, Observational Study Evaluating Seroprevalence and Rate of Seroconversion of Antibodies Against Adeno-associated Virus (AAV) Serotypes and Exploratory Vectors in Subjects With Hemophilia A in the United States

Study identification

NCT ID
NCT04560933
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
BioMarin Pharmaceutical
Industry
Enrollment
186 participants

Conditions and interventions

Conditions

Interventions

  • Blood sample collection Procedure

Procedure

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Not listed

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

Study timeline

Start date
Aug 24, 2020
Primary completion
Sep 19, 2023
Completion
Oct 19, 2023
Last update posted
Apr 23, 2024

2020 – 2023

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Covance Inc Madison Wisconsin 53704

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 NCT04560933, 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 Apr 23, 2024 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04560933 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →