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Completed Phase 3 Interventional Results available

A Study to Evaluate the Clinical Efficacy and Safety of Subcutaneously Administered C1-esterase Inhibitor in the Prevention of Hereditary Angioedema

ClinicalTrials.gov ID: NCT01912456

Public ClinicalTrials.gov record NCT01912456. 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, 2:33 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

A Double-blind, Randomized, Placebo-controlled, Cross-over Study to Evaluate the Clinical Efficacy and Safety of Subcutaneous Administration of Human Plasma-derived C1-esterase Inhibitor in the Prophylactic Treatment of Hereditary Angioedema

Study identification

NCT ID
NCT01912456
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
CSL Behring
Industry
Enrollment
90 participants

Conditions and interventions

Interventions

  • Low-volume C1-esterase inhibitor Biological
  • Higher-volume C1-esterase inhibitor Biological
  • Low-volume placebo Biological
  • Higher-volume placebo Biological

Biological

Eligibility (public fields only)

Age range
12 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
Dec 31, 2013
Primary completion
Sep 30, 2015
Completion
Sep 30, 2015
Last update posted
Jan 28, 2021

2014 – 2015

United States locations

U.S. sites
19
U.S. states
13
U.S. cities
19
Facility City State ZIP Site status
Study Site Birmingham Alabama 35209
Study Site Scottsdale Arizona 85251
Study Site Bell Gardens California 90201
Study Site La Jolla California 92093
Study Site Orange California 92868
Study Site Walnut Creek California 94598
Study Site Colorado Springs Colorado 80907
Study Site Chevy Chase Maryland 20815
Study Site Boston Massachusetts 02114
Study Site Cincinnati Ohio 45267-0563
Study Site Columbus Ohio 43235
Study Site Toledo Ohio 43617
Study Site Tulsa Oklahoma 74136
Study Site Lake Oswego Oregon 97035
Study Site Hershey Pennsylvania 17033
Study Site Dallas Texas 75231
Study Site Richmond Virginia 23298
Study Site Virginia Beach Virginia 23452
Study Site Spokane Washington 99204

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

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 20 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01912456, 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 Jan 28, 2021 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01912456 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →