Study Status: Recruiting
Recruit Status: Recruiting
Study Type: Interventional
Official Title: A Randomized, Double-Blind, Placebo Controlled Study to Assess the Efficacy and Safety of Two Dose Regimens (60 mg/kg and 120 mg/kg) of Weekly Intravenous Alpha1 Proteinase Inhibitor (Human) in Subjec
Brief Summary: This is a multi-center, randomized, placebo-controlled, double blind clinical study to assess the efficacy and safety of two separate dose regimens of Alpha-1 MP versus placebo for 156 weeks (i.e., 3 years) using computed tomography (CT) of the lungs as the main measure of efficacy. The two Alpha-1 MP doses to be tested are 60 mg/kg and 120 mg/kg administered weekly by IV infusion for 156 weeks. The study consists of a Screening Phase, a 156-week Treatment Phase, and an End of Study Visit at Week 160.