HDL Acute Lipid Optimization in Homozygous Familial Hypercholesterolemia
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ClinicalTrials.gov Identifier: NCT03135184 |
Recruitment Status : Unknown
Verified May 2019 by HDL Therapeutics.
Recruitment status was: Active, not recruiting
First Posted : May 1, 2017
Last Update Posted : May 23, 2019
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Condition or disease | Intervention/treatment | Phase |
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Homozygous Familial Hypercholesterolemia HoFH | Device: HDL Therapeutics PDS-2 System | Not Applicable |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 6 participants |
Allocation: | N/A |
Intervention Model: | Single Group Assignment |
Intervention Model Description: | Prospective, unblinded, interventional study |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | HDL Acute Lipid Optimization in Homozygous Familial Hypercholesterolemia |
Actual Study Start Date : | January 26, 2018 |
Actual Primary Completion Date : | January 7, 2019 |
Estimated Study Completion Date : | August 2019 |

Arm | Intervention/treatment |
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Experimental: HDL Therapeutics PDS-2™ System
Serial infusions of autologous selectively delipidated HDL/preβ enriched plasma following use of HDL Therapeutics PDS-2™ System
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Device: HDL Therapeutics PDS-2 System
Delipidation of plasma HDL to reduce coronary atheroma |
- Change in coronary atheroma [ Time Frame: 2 months ]Assessed by coronary imaging in study coronary artery segments following serial infusions of autologous selectively delipidated HDL/preβ enriched plasma following use of HDL Therapeutics PDS-2™ System as compared to baseline

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Ages Eligible for Study: | 12 Years and older (Child, Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Key Inclusion Criteria:
- Clinical diagnosis of Homozygous Familial Hypercholesterolemia (HoFH) due to a defect in the LDL receptor, or the identification of a defect in apoB-100, or a gain of function of PCSK9, or a genetic defect resulting in the HoFH clinical phenotype
- No other condition that would preclude the subject from successfully completing the series of plasmapheresis visits in the investigator's opinion
- At least one (1) coronary artery study segment will be identified for each subject and all will remain constant throughout the study. The qualifying study segment(s) will have 20% to 40% stenosis.
Key Exclusion Criteria:
- Planned change in current lipid lowering therapy
- Use of oral anticoagulants, unless the dose has been stable for 4 weeks
- LDL or plasma apheresis within 1 week prior to enrollment and through 8-week primary endpoint
- New York Heart Association (NYHA) class III or IV or last known left ventricular ejection fraction < 30%
- Myocardial infarction, unstable angina, percutaneous coronary intervention (PCI), coronary artery bypass graft (CABG) or stroke within 3 months of enrollment

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03135184
United States, California | |
Cedars-Sinai Medical Center (CSMC) | |
Los Angeles, California, United States, 90048 |
Responsible Party: | HDL Therapeutics |
ClinicalTrials.gov Identifier: | NCT03135184 |
Other Study ID Numbers: |
HALO-FH |
First Posted: | May 1, 2017 Key Record Dates |
Last Update Posted: | May 23, 2019 |
Last Verified: | May 2019 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | Yes |
Device Product Not Approved or Cleared by U.S. FDA: | Yes |
Hyperlipoproteinemia Type II Homozygous Familial Hypercholesterolemia Hypercholesterolemia Hyperlipidemias Dyslipidemias Lipid Metabolism Disorders Metabolic Diseases |
Lipid Metabolism, Inborn Errors Metabolism, Inborn Errors Genetic Diseases, Inborn Hyperlipoproteinemias Coal Tar Keratolytic Agents Dermatologic Agents |