Who are alpha-1-Proteinase Inhibitor's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Alpha1-Proteinase Inhibitor, Aralast NP, Alpha 1-Antitrypsin, Alpha-1 antitrypsin (AAT), NRL972.

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Every 30 minutes from primary sources (FDA, EMA, MHRA, PMDA, ClinicalTrials.gov, USPTO). Subscribe to the RSS feed below for push alerts.

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Last reviewed 2026-05-16 · How we verify

alpha-1-Proteinase Inhibitor — Competitive Intelligence Brief

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

alpha-1-Proteinase Inhibitor (alpha-1-Proteinase Inhibitor) competitive landscape: 5 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Protease inhibitor / Enzyme replacement therapy. Area: Pulmonology / Genetic disease.

marketed Protease inhibitor / Enzyme replacement therapy Neutrophil elastase Pulmonology / Genetic disease Biologic Live · refreshed every 30 min

Target snapshot

alpha-1-Proteinase Inhibitor (alpha-1-Proteinase Inhibitor) — Institute for Human Genetics and Biochemistry. Alpha-1-proteinase inhibitor (AAT) replaces or augments deficient alpha-1 antitrypsin to prevent elastin degradation in the lungs and other tissues.

Comparator set (5 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

Drug	Generic	Sponsor	Phase	Class	Target
alpha-1-Proteinase Inhibitor TARGET	alpha-1-Proteinase Inhibitor	Institute for Human Genetics and Biochemistry	marketed	Protease inhibitor / Enzyme replacement therapy	Neutrophil elastase
Alpha1-Proteinase Inhibitor	Alpha1-Proteinase Inhibitor	Baxalta now part of Shire	marketed	Protease inhibitor (protein replacement therapy)	Neutrophil elastase (indirect target via AAT inhibition)
Aralast NP	Aralast NP	National Institute of Allergy and Infectious Diseases (NIAID)	marketed	Protease inhibitor (augmentation therapy)	Alpha-1 protease inhibitor (AAT); neutrophil elastase inhibition
Alpha 1-Antitrypsin	Alpha 1-Antitrypsin	University of Minnesota	marketed	Protease inhibitor; protein replacement therapy	Neutrophil elastase
Alpha-1 antitrypsin (AAT)	Alpha-1 antitrypsin (AAT)	CSL Behring	phase 3	Protease inhibitor / Protein replacement therapy	Neutrophil elastase
NRL972	NRL972	Norgine	phase 3	Neutrophil elastase inhibitor	Neutrophil elastase (NE)

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

No upcoming patent expiries for this set.

Sponsor landscape (Protease inhibitor / Enzyme replacement therapy class)

Institute for Human Genetics and Biochemistry · 1 drug in this class

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Cite this brief

Drug Landscape (2026). alpha-1-Proteinase Inhibitor — Competitive Intelligence Brief. https://druglandscape.com/ci/alpha-1-proteinase-inhibitor. Accessed 2026-05-16.

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