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Prolastin

Phase 4

COVID-19 | Monoclonal antibody | Infectious Disease |Grifols, S.A.|Trials Updated: Jul 8, 2021

Prolastin development status

Highest phase Phase 4 run by Baxalta now part of Shire (NCT00396006)
Phase scored for GRFSPhase 2
Registered trials 6 across 4 sponsors since Dec 2005

Prolastin target and mechanism

ModalityMonoclonal antibody

Also known as Alpha1-proteinase inhibitor, Alpha1-Proteinase Inhibitor (Human), alpha-1 antitrypsin (AAT), BAY x 5747, BAY 10-5233, TAL-05-00007, NDC 13533-601-30, NDC 13533-601-35

Success Probability

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Market & Valuation

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Trial Design

RandomizedACTIVE_CONTROLLED
Total Trials4
Total Enrollment287

FDA Designations

No designations recorded

Prolastin clinical trials

Prolastin · 4 trials · 3 indications

Phase 3 1Phase 2 3
NCT00301366The Safety and Tolerability of Alpha-1 Modified Process (MP) In Subjects With Alpha-1-antitrypsin (AAT) DeficiencyAlpha 1-Antitrypsin Deficiency
COMPLETED38 Analytics
PHASE3COMPLETED
The Safety and Tolerability of Alpha-1 Modified Process (MP) In Subjects With Alpha-1-antitrypsin (AAT) Deficiency
Alpha 1-Antitrypsin DeficiencyUnlock trial analytics

Study Endpoints

Primary Endpoints

Treatment-emergent Adverse Events (TEAEs) Defined as Any Adverse Event (AE) Occurring During or After the Start of the First Study Drug Infusion.
24 weeks

An adverse event is any untoward medical occurrence in a subject or clinical investigation subject administered with a pharmaceutical product. The adverse event does not necessarily have to have a causal relationship with this treatment. An adverse event can therefore be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of an investigational product, whether or not considered related to the medicinal product.

Percentage of Subjects Dying or Requiring ICU Admission
Up to Day 15
Percentage of Subjects Who are Dependent on Invasive Mechanical Ventilation
Day 15
The Progression Rate of Emphysema Determined by Change in 15th Percentile of Lung Density Measured by Annual CT Scan of the Whole Lung
24 or 30 months
Change in Free Elastase in Induced Sputum From Baseline to Week 4
Baseline vs Week 4

Secondary Endpoints

Change from Baseline in National Early Warning Score (NEWS)
Day 1 through Day 29
Time to Clinical Response as Assessed by: NEWS ≤ 2 Maintained for 24 hours
Day 1 through Day 29
Time to Hospital Discharge
Day 1 through Day 29
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Study Design & Arms

AllocationNON_RANDOMIZED
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Alpha-1 Proteinase Inhibitor (Human), modified processEXPERIMENTALStudy the safety and tolerability of weekly infusions of Alpha-1 Proteinase Inhibitor (Human), modified process (Alpha-1 MP, 60 mg/kg) over 20 weeks of therapy in adult Alpha-1 antitrypsin deficient subjects.
Prolastin 120 mg/kg + Standard Medical TreatmentEXPERIMENTALSubjects will receive Prolastin, two intravenous infusion (IV) doses of 120 milligram per kilogram (mg/kg), based upon the subject's body weight, on Day 1 and Day 8. Subjects will also receive all standard of care interventions while hospitalized, from Day 1 to Day 29.
Standard Medical TreatmentACTIVE_COMPARATORSubjects will receive all standard of care interventions while hospitalized, from Day 1 to Day 29.
Group 1EXPERIMENTALProlastin
Group 2PLACEBO_COMPARATOR -

Interventions

NameTypeDescription
alpha-1 proteinase inhibitor (human)DRUG60 mg/kg weekly for 20 weeks
ProlastinBIOLOGICALIntravenous infusion 120 mg/kg
Standard Medical TreatmentDRUGStandard medical treatment per local policies or guidelines
Alpha1-Proteinase Inhibitor (Human)DRUGWeekly infusion of 60 mg/kg body weight for 2 years
Albumin (Human) 20%, United States Pharmacopeia (USP)DRUGWeekly infusion for 2 years. Albumin (Human) 20% will be diluted with 5% glucose to a final concentration of 2.0%.
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites10

Inclusion Criteria: * Documented diagnosis of congenital Alpha1-antitrypsin deficiency * Documented forced expiratory volume in 1 second (FEV1 ) between 20% - 80% of predicted value within last 6 months. * Signed written informed consent prior to initiation of any study related procedures. Exclusi...

Countries:United StatesUnited KingdomSpainDenmarkSweden
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Frequently asked questions about Prolastin

What is Prolastin used for in COVID-19?

Prolastin is an investigational monoclonal antibody being studied for the treatment of hospitalized patients with COVID-19. It is being developed by Grifols, S.A. and has completed a Phase 2 clinical trial evaluating its safety and efficacy in this patient population.

What does Prolastin target?

Prolastin is a monoclonal antibody, but its specific molecular target has not been disclosed. The drug is being investigated for its potential role in treating COVID-19, though the exact mechanism of action is not publicly detailed.

Who makes Prolastin?

Prolastin is developed by Grifols, S.A., a biopharmaceutical company. Grifols is conducting clinical research on Prolastin for the treatment of COVID-19 in hospitalized patients.

What phase is Prolastin in?

Prolastin is in Phase 2 clinical development. A Phase 2 trial has been completed, and the drug remains investigational, meaning it has not been approved for any use and is still undergoing clinical evaluation.

What clinical trials is Prolastin in?

Prolastin has one completed Phase 2 clinical trial, identified as NCT04495101, which evaluated the safety and efficacy of Prolastin in hospitalized subjects with COVID-19. The trial enrolled 100 participants in Spain and was active-controlled.

Is Prolastin the same as other COVID-19 treatments?

Prolastin is a distinct investigational monoclonal antibody developed by Grifols. It is not known to be the same as any other approved or investigational COVID-19 therapy, and no alternative names have been associated with it.