Dose Finding Study of HP802-247 in Venous Leg Ulcers

NCT ID: NCT00852995

Last Updated: 2016-10-24

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

228 participants

Study Classification

INTERVENTIONAL

Study Start Date

2009-02-28

Study Completion Date

2011-07-31

Brief Summary

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This is a 16-week study for subjects with a venous leg ulcer between the knee and ankle. This research is being done to determine the effectiveness of two dosing frequencies and two different concentrations of HP802-247, together with standard care, compared to placebo, plus standard care.

Detailed Description

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Conditions

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Venous Leg Ulcer Venous Stasis Ulcers

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Caregivers Investigators

Study Groups

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A - Low Q7D

Low dose HP802-247, applied at each visit

Group Type EXPERIMENTAL

HP802-247

Intervention Type BIOLOGICAL

One dose of HP802-247 consists of 260 microliters (uL) containing keratinocytes and fibroblasts totaling 0.5 x 10-6 power or 5.0 x 10-6 power cells per mL, plus fibrin.

B - Low Q14D

Low dose HP802-247 applied at Visits 1, 3, 5, 7, 9, 11 and Placebo at Visits 2, 4, 6, 8, 10, and 12

Group Type EXPERIMENTAL

HP802-247

Intervention Type BIOLOGICAL

One dose of HP802-247 consists of 260 microliters (uL) containing keratinocytes and fibroblasts totaling 0.5 x 10-6 power or 5.0 x 10-6 power cells per mL, plus fibrin.

C - High Q7D

High dose HP802-247, applied at each visit

Group Type EXPERIMENTAL

HP802-247

Intervention Type BIOLOGICAL

One dose of HP802-247 consists of 260 microliters (uL) containing keratinocytes and fibroblasts totaling 0.5 x 10-6 power or 5.0 x 10-6 power cells per mL, plus fibrin.

D - High Q14D

High dose HP802-247, applied at Visits 1, 3, 5, 7, 9, 11 and Placebo at Visits 2, 4, 6, 8, 10, and 12

Group Type EXPERIMENTAL

HP802-247

Intervention Type BIOLOGICAL

One dose of HP802-247 consists of 260 microliters (uL) containing keratinocytes and fibroblasts totaling 0.5 x 10-6 power or 5.0 x 10-6 power cells per mL, plus fibrin.

E - Vehicle

Placebo (Vehicle), applied at each visit

Group Type PLACEBO_COMPARATOR

Placebo (Vehicle)

Intervention Type BIOLOGICAL

Placebo (Vehicle) consisting of:

Component 1 - acellular fibrinogen solution; Component 2 - acellular thrombin solution

Interventions

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HP802-247

One dose of HP802-247 consists of 260 microliters (uL) containing keratinocytes and fibroblasts totaling 0.5 x 10-6 power or 5.0 x 10-6 power cells per mL, plus fibrin.

Intervention Type BIOLOGICAL

Placebo (Vehicle)

Placebo (Vehicle) consisting of:

Component 1 - acellular fibrinogen solution; Component 2 - acellular thrombin solution

Intervention Type BIOLOGICAL

Eligibility Criteria

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Inclusion Criteria

* Provide informed consent.
* Willing to comply with protocol instructions, including allowing all study assessments.
* Have a venous leg ulcer (venous etiology)between the knee and ankle, at or above the malleolus.
* Venous insufficiency confirmed by duplex Doppler ultrasound examination for valvular or venous incompetence.
* Target ulcer duration greater than or equal to 6 weeks but less than or equal to 24 months.

Exclusion Criteria

* Women who are pregnant or lactating
* Therapy with another investigational agent within thirty (30) days of Screening, or during the study.
* A target ulcer of non-venous etiologies.
* Refusal of or inability to tolerate compression therapy.
* Therapy of the target ulcer with tissue-engineered cell-based skin equivalents within 30 days preceding the Screening Visit.
* Therapy of the target ulcer with topical growth factors within 1 week preceding the Screening Visit.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Healthpoint

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Herbert B Slade, MD

Role: STUDY_CHAIR

Healthpoint

William Marston, MD

Role: PRINCIPAL_INVESTIGATOR

University of North Carolina

Robert Kirsner, MD

Role: PRINCIPAL_INVESTIGATOR

University of Miami

Robert J Snyder, MD

Role: PRINCIPAL_INVESTIGATOR

Robert J Snyder

Locations

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University of AZ College of Medicine

Tucson, Arizona, United States

Site Status

Center for Clinical Research

Castro Valley, California, United States

Site Status

ILD Consulting, Inc.

Encinitas, California, United States

Site Status

Vascular Surgery Associates

Los Angeles, California, United States

Site Status

UCSD Wound Treatment and Research Center

San Diego, California, United States

Site Status

University of Miami

Miami, Florida, United States

Site Status

Doctors Research Network

South Miami, Florida, United States

Site Status

Robert J. Snyder

Tamarac, Florida, United States

Site Status

Northwestern University Feinberg School of Medicine

Chicago, Illinois, United States

Site Status

Passavant Area Hospital

Jacksonville, Illinois, United States

Site Status

Rosalind Franklin University

North Chicago, Illinois, United States

Site Status

Southern Illinois University

Springfield, Illinois, United States

Site Status

Johns Hopkins Wound Center

Baltimore, Maryland, United States

Site Status

Boston Medical Center

Boston, Massachusetts, United States

Site Status

New England Sinai Hospital

Stoughton, Massachusetts, United States

Site Status

Advanced Foot and Ankle Center

Las Vegas, Nevada, United States

Site Status

Vincent Giacalone

Emerson, New Jersey, United States

Site Status

St. Luke's Roosevelt Hospital Center

New York, New Jersey, United States

Site Status

Overlook Hospital Wound Healing Program

Summit, New Jersey, United States

Site Status

University of North Carolina

Chapel Hill, North Carolina, United States

Site Status

Harrisburg Foot and Ankle Center

Harrisburg, Pennsylvania, United States

Site Status

Center for Advanced Wound Care

Reading, Pennsylvania, United States

Site Status

Arlington Research Center

Arlington, Texas, United States

Site Status

Wound Care Consultants

Dallas, Texas, United States

Site Status

Southwest Regional Wound Care Center

Lubbock, Texas, United States

Site Status

Peripheral Vascular Associates

San Antonio, Texas, United States

Site Status

Dixie Regional Medical Center's Wound Clinic

St. George, Utah, United States

Site Status

Lake Washington Vascular, LLC

Bellevue, Washington, United States

Site Status

Providence Sacred Heart Medical Center Wound Clinic

Spokane, Washington, United States

Site Status

Aging Rehabilitation & Geriatric Care Research Center

London, Ontario, Canada

Site Status

Countries

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United States Canada

References

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Kirsner RS, Marston WA, Snyder RJ, Lee TD, Cargill DI, Slade HB. Spray-applied cell therapy with human allogeneic fibroblasts and keratinocytes for the treatment of chronic venous leg ulcers: a phase 2, multicentre, double-blind, randomised, placebo-controlled trial. Lancet. 2012 Sep 15;380(9846):977-85. doi: 10.1016/S0140-6736(12)60644-8. Epub 2012 Aug 3.

Reference Type DERIVED
PMID: 22863328 (View on PubMed)

Other Identifiers

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802-247-09-015

Identifier Type: -

Identifier Source: org_study_id

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