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Pelacarsen

Phase 3

Undisclosed | RNA therapy | Other |Ionis Pharmaceuticals, Inc.|Trials Updated: Apr 20, 2022

Pelacarsen development status

Highest phase Phase 3 run by Novartis Pharmaceuticals (NCT05900141)
Phase scored for IONSPhase 1
Registered trials 12 across 3 sponsors since Mar 2017

Pelacarsen target and mechanism

Molecular targetLPA
Target classAntisense Inhibitor
ModalityRNA therapy

Also known as AKCEA-APO(a)-LRx, TQJ230, ISIS 681257

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials5
Total Enrollment367

FDA Designations

No designations recorded

Pelacarsen clinical trials

Pelacarsen · 5 trials · 5 indications

Phase 2 1Phase 1 4
NCT03070782Phase 2 Study of ISIS 681257 (AKCEA-APO(a)-LRx) in Participants With Hyperlipoproteinemia(a) and Cardiovascular DiseaseElevated Lipoprotein(a)
COMPLETED286 Analytics
PHASE2COMPLETED
Phase 2 Study of ISIS 681257 (AKCEA-APO(a)-LRx) in Participants With Hyperlipoproteinemia(a) and Cardiovascular Disease
Elevated Lipoprotein(a)Unlock trial analytics

Study Endpoints

Primary Endpoints

Percent Change From Baseline in Fasting Lipoprotein A [Lp(a)] at the Primary Analysis Time Point
Baseline and Month 6 (Week 25 for Cohorts A, B and C and Week 27 for Cohorts D and E)

An ANCOVA model was performed on the log ratio of Lp(a) value at the Primary Analysis Time Point to Lp(a) value at Baseline. The estimate of the log ratio was converted back to the original scale and percent change was calculated using formula: = (ratio of Lp(a) value at the Primary Analysis Time Point to Lp(a) value at Baseline - 1) × 100.

Number of Participants With Treatment Emergent Adverse Events (TEAEs)
Up to 16 weeks post treatment period (up to approximately 1.3 years)

An adverse event (AE) was defined as any unfavorable and unintended sign (including a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the study or use of investigational drug product, whether or not the AE was considered related to the investigational drug product. TEAEs was defined as any AE with onset after the first administration of study medication through the end of the study, or any event that was present at baseline but worsened in intensity or was subsequently considered drug-related by the Investigator through the end of the study.

Number of Participants With TEAEs by Maximum Severity
Up to 16 weeks post treatment period (up to approximately 1.3 years)

An AE was defined as any unfavorable and unintended sign (including a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the study or use of investigational drug product, whether or not the AE was considered related to the investigational drug product. TEAEs was defined as any AE with onset after the first administration of study medication through the end of the study, or any event that was present at baseline but worsened in intensity or was subsequently considered drug-related by the Investigator through the end of the study. The severity of TEAEs was assessed based on the National Cancer Institute's (NCI) Common Terminology Criteria for Adverse Events (CTCAE) version 4.03. TEAEs were graded on a 5-point scale where 1 = Mild, 2 = Moderate, 3 = Severe, 4 = Potentially life-threatening and 5 = Death.

Number of Participants With TEAEs Leading to Study Discontinuation
Up to 16 weeks post treatment period (up to approximately 1.3 years)

An AE was defined as any unfavorable and unintended sign (including a clinically significant abnormal laboratory finding), symptom, or disease temporally associated with the study or use of investigational drug product, whether or not the AE was considered related to the investigational drug product. TEAE was defined as any AE with onset after the first administration of study medication through the end of the study, or any event that was present at baseline but worsened in intensity or was subsequently considered drug-related by the Investigator through the end of the study.

SAD: Percentage of Participants With Clinically Significant Changes From Baseline in Clinical Laboratory Evaluation Parameters
Up to Day 90
SAD: Percentage of Participants With Adverse Events
Up to Day 90
SAD: Percentage of Participants With Serious Adverse Events
Up to Day 90
MAD: Percentage of Participants With Clinically Significant Changes From Baseline in Clinical Laboratory Evaluation Parameters
Up to Day 204
MAD: Percentage of Participants With Adverse Events
Up to Day 204
MAD: Percentage of Participants With Serious Adverse Events
Up to Day 204
Evaluate the effect of ISIS 681257 following a single subcutaneous dose in subjects with impaired renal function relative to matched, healthy controls with normal renal function.
Day 31

The plasma concentrations of ISIS 681257 will be measured.

Evaluate the effect of multiple doses (2 doses) of ISIS 681257 40 mg subcutaneous injections on the PK of multiple oral doses of clopidogrel in healthy adult subjects
55 days

The plasma concentrations of Clopidogrel and ISIS 681257 will be measured at each individual time point.

The plasma concentrations of warfarin and ISIS 681257 will be measured at each individual time point.
Each day for days 1-10 and 15-45

To evaluate the effect of multiple doses of ISIS 681257 40 mg subcutaneous injections on the pharmacokinetics of a single oral dose of warfarin in healthy adult subjects.

Secondary Endpoints

Percent Change From Baseline in Fasting Low-Density Lipoprotein Cholesterol (LDL-C)
Baseline and Month 6 (Week 25 for Cohorts A, B and C and Week 27 for Cohorts D and E)
Percentage of Participants Who Achieved Plasma Lp(a) ≤ 125 Nanomoles Per Liter (Nmol/L) or ≤ 50 Milligrams Per Deciliter (mg/dL)
Baseline and Month 6 (Week 25 for Cohorts A, B and C and Week 27 for Cohorts D and E)
Percentage of Participants Who Achieved Plasma Lp(a) ≤ 75 Nmol/L or ≤ 30 mg/dL
Baseline and Month 6 (Week 25 for Cohorts A, B and C and Week 27 for Cohorts D and E)
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Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Cohort A: ISIS 681257: 20 mg Q4WEXPERIMENTALCohort A participants received 20 milligrams (mg) ISIS 681257, subcutaneous (SC) injection, once every 4 weeks (Q4W), for up to 49 weeks and a maximum of 13 doses.
Cohort B: ISIS 681257: 40 mg Q4WEXPERIMENTALCohort B participants received 40 mg of ISIS 681257, SC injection, once Q4W, for up to 49 weeks and a maximum of 13 doses.
Cohort C: ISIS 681257: 60 mg Q4WEXPERIMENTALCohort C participants received 60 mg of ISIS 681257, SC injection, once Q4W, for up to 49 weeks and a maximum of 13 doses.
Cohort D: ISIS 681257: 20 mg Q2WEXPERIMENTALCohort D participants received 20 mg of ISIS 681257, SC injection, once every 2 weeks (Q2W), for up to 51 weeks and a maximum of 26 doses.
Cohort E: ISIS 681257: 20 mg QWEXPERIMENTALCohort E participants received 20 mg of ISIS 681257, SC injection, once weekly (QW), for up to 52 weeks and a maximum of 52 doses.
PlaceboPLACEBO_COMPARATORParticipants in each cohort were randomized to receive placebo at a dose-matched volume of study drug (ISIS 681257).
SAD: PlaceboPLACEBO_COMPARATORSingle dose of Pelacarsen-matching placebo administered by SC injection on Day 1 of single-dose treatment period.
SAD: Pelacarsen 20 milligrams (mg)EXPERIMENTALSingle dose of Pelacarsen, 20 mg, administered by SC injection on Day 1 of single-dose treatment period.
SAD: Pelacarsen 40 mgEXPERIMENTALSingle dose of Pelacarsen, 40 mg, administered by SC injection on Day 1 of single-dose treatment period.
SAD: Pelacarsen 80 mgEXPERIMENTALSingle dose of Pelacarsen, 80 mg, administered by SC injection on Day 1 of single-dose treatment period.
MD: PlaceboPLACEBO_COMPARATORMultiple doses of Pelacarsen-matching placebo administered by SC injection every 4 weeks, on Days 1, 29, 57 and 85 of multiple-dose treatment period.
MD: Pelacarsen 80 mgEXPERIMENTALMultiple doses of Pelacarsen, 80 mg, administered by SC injection every 4 weeks, on Days 1, 29, 57 and 85 of multiple-dose treatment period.
Normal Renal FunctionEXPERIMENTALSubjects with normal renal function will be matched by age (±10 years), weight (± 20%), and gender to the pooled mean values of subjects with the moderate renal impairment. Subjects will receive 1 dose of ISIS 681257.
Moderate Renal ImpairmentEXPERIMENTALPresence of moderate renal impairment (eGFR 30-59 mL/min/1.73m2). Subjects will receive 1 dose of ISIS 681257.
Clopidogrel DosingEXPERIMENTALMultiple doses of Clopidogrel to obtain pharmacokinetic information.
Clopidogrel in combination with ISIS 681257EXPERIMENTALMultiple doses of clopidogrel administered with 2 doses of ISIS 681257 at 2 individual timepoints to obtain pharmacokinetic information.
Single dose of warfarinEXPERIMENTALSingle dose of warfarin administered to obtain pharmacokinetic information.
Warfarin in combination with ISIS 681257EXPERIMENTALISIS 681257 administered and pharmacokinetic assessments are taken. Then ISIS 681257 is administered with warfarin and additional pharmacokinetic information is obtained.

Interventions

NameTypeDescription
ISIS 681257DRUGISIS 681257 solution for SC injection.
PlaceboDRUGSterile normal saline (0.9% NaCl)
PelacarsenDRUGPelacarsen administered by SC injection.
ClopidogrelDRUG75mg tablet administered orally
WarfarinDRUG25mg tablet administered orally
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Eligibility Criteria

Age Range18 Years to 80 Years
SexALL
Healthy VolunteersNo
Study Sites32

Key Inclusion Criteria: * Clinical diagnosis of CVD defined as documented coronary artery disease, stroke, or peripheral artery disease * Lp(a) plasma level ≥ 60 mg/dL * Must be on standard-of-care preventative therapy for other than elevated Lp(a) CVD risk factors Key Exclusion Criteria: * Withi...

Countries:United StatesCanadaDenmarkGermanyNetherlands
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Frequently asked questions about Pelacarsen

What is Pelacarsen?

Pelacarsen is an investigational RNA therapy developed by Ionis Pharmaceuticals, Inc. (ticker: IONS). It is an antisense inhibitor designed to target LPA. The drug is in Phase 1 clinical development. Its therapeutic indications are currently undisclosed.

What does Pelacarsen target?

Pelacarsen targets LPA. It is an antisense inhibitor, a type of RNA therapy that binds to LPA RNA to reduce production of the corresponding protein. This mechanism is intended to lower Lp(a) levels, though the specific indication for pelacarsen has not been disclosed.

Who makes Pelacarsen?

Pelacarsen is being developed by Ionis Pharmaceuticals, Inc., which trades on the Nasdaq under the ticker IONS. Ionis is the sponsor of the clinical program for pelacarsen.

What phase is Pelacarsen in?

Pelacarsen is in Phase 1 clinical development. It has completed one Phase 1 trial and has no active trials at this time. The drug is investigational and has not been approved by the FDA for any indication.

What clinical trials is Pelacarsen in?

Pelacarsen has been studied in one completed Phase 1 trial, NCT05337878, titled "A Study to Assess Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Pelacarsen (ISIS 681257) in Healthy Japanese Participants." The trial enrolled 29 healthy volunteers in the United States and was randomized, double-blind, and placebo-controlled.

Is Pelacarsen the same as ISIS 681257?

Yes, Pelacarsen is also known as ISIS 681257. The Phase 1 trial NCT05337878 refers to the drug by both names. Both names refer to the same investigational antisense inhibitor targeting LPA.