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ClinicalTrials.gov record
Completed No phase listed Observational

Effect of HCQ on AnxA5 Resistance Assay in Antiphospholipid (aPL) Positive Patients With and Without Systemic Lupus Erythematosus (SLE)

ClinicalTrials.gov ID: NCT01475149

Public ClinicalTrials.gov record NCT01475149. 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 Oct 26, 2026, 7:01 AM EDT

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

Official title

Effect of Hydroxychloroquine on the Annexin A5 Resistance Assay in Antiphospholipid Antibody-Positive Patients With and Without Systemic Lupus Erythematosus

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This 12 week study will observe patients with and without systemic lupus erythematosus who have persistent antiphospholipid antibodies in the blood who are starting a medicine called hydroxychloroquine. It will measure if these patients have a change in a blood test called the annexin A5 resistance assay over that 12 week period.

Study identification

NCT ID
NCT01475149
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Enrollment
33 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 65 Years
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 2010 (Type not available)
Primary completion
Sep 2013 (Actual)
Completion
Aug 2016 (Actual)
Last update posted
Mar 27, 2017

2010 – 2016

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Hospital for Special Surgery New York New York 10021 —

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 NCT01475149, 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 Mar 27, 2017 · Synced Oct 26, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT01475149 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →