A Study to Evaluate Safety, Tolerability and Pharmacokinetics of Two Different Doses of Alpha1-Proteinase Inhibitor Subcutaneous (Human) 15% in Participants With Alpha1-Antitrypsin Deficiency

NCT04722887 · Status: COMPLETED · Phase: PHASE1/PHASE2 · Type: INTERVENTIONAL · Enrollment: 17

Last updated 2025-12-12

No results posted yet for this study

Summary

The purpose of this study is to evaluate the safety and tolerability of 72 milligrams per kilogram (mg/kg) and 180 mg/kg Alpha-1 15%, administered as a single-dose subcutaneous (SC) infusion and subsequently as weekly SC infusions over 8 weeks in participants with Alpha1-Antitrypsin Deficiency (AATD).

Conditions

  • Alpha1-Antitrypsin Deficiency

Interventions

BIOLOGICAL

Alpha-1 15%

Alpha1-Proteinase Inhibitor (Human), 15%, Subcutaneous infusion

BIOLOGICAL

Liquid Alpha1-Proteinase Inhibitor (Human)

Intravenous infusion

Sponsors & Collaborators

  • Grifols Therapeutics LLC

    lead INDUSTRY

Study Design

Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
SEQUENTIAL

Eligibility

Min Age
18 Years
Max Age
80 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2021-08-13
Primary Completion
2025-08-01
Completion
2025-08-01
FDA Drug
Yes

Countries

  • United States

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04722887 on ClinicalTrials.gov