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Study of ARO-APOC3 in Healthy Volunteers, Hypertriglyceridemic Patients and Patients With Familial Chylomicronemia Syndrome (FCS)

A Phase 1 Single and Multiple Dose-Escalating Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Pharmacodynamic Effects of ARO-APOC3 in Adult Healthy Volunteers as Well as in Severely Hypertriglyceridemic Patients and Patients With Familial Chylomicronemia Syndrome

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03783377
Enrollment
112
Registered
2018-12-21
Start date
2019-03-08
Completion date
2021-02-11
Last updated
2025-12-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Familial Chylomicronemia, Hypertriglyceridemia

Brief summary

The purpose of this study is to evaluate the safety, tolerability, pharmacokinetics and pharmacodynamics of single- and multiple doses of ARO-APOC3 in healthy adult volunteers and in patients with severe hypertriglyceridemia and familial chylomicronemia syndrome (FCS).

Interventions

single or multiple doses of ARO-APOC3 by subcutaneous (sc) injections

DRUGsterile normal saline (0.9% NaCl)

calculated volume to match active treatment

Sponsors

Arrowhead Pharmaceuticals
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 70 Years
Healthy volunteers
Yes

Inclusion criteria

* Women of childbearing potential must have a negative pregnancy test, cannot be breastfeeding and must be willing to use contraception * Willing to provide written informed consent and to comply with study requirements * Normal electrocardiogram (ECG) at screening * Hypertriglyceridemic patients must have a history of fasting serum triglycerides of at least 300 mg/dL (3.38 mmol/L) at screening or verifiable diagnosis of FCS

Exclusion criteria

* Clinically significant health concerns * Regular use of alcohol within one month prior to Screening * Use of an investigational agent or device within 30 days prior to dosing or current participation in an investigational study * Recent use of illicit drugs * Use of more than two tobacco/nicotine containing or cannabis products per month within 6 months prior to drug administration (applicable only to Normal Healthy Volunteers) Note: additional inclusion/

Design outcomes

Primary

MeasureTime frame
Number of Participants with Adverse Events (AEs) Possibly or Probably Related to TreatmentUp to Day 113 (+/- 3 days)

Secondary

MeasureTime frame
PK of ARO-APOC3 in NHVs: Time to Maximum Plasma Concentration (Tmax)Single dose phase: Up to 48 hours post-dose
PK of ARO-APOC3 in NHVs: Terminal Elimination Half-Life (t1/2)Single dose phase: Up to 48 hours post-dose
Pharmacokinetics (PK) of ARO-APOC3 in Normal Healthy Volunteers (NHVs): Maximum Observed Plasma Concentration (Cmax)Single dose phase: Up to 48 hours post-dose
PK of ARO-APOC3 in NHVs: Area Under the Plasma Concentration Versus Time Curve From Zero to Infinity (AUCinf)Single dose phase: Up to 48 hours post-dose
Reduction in Fasting Serum APOC3 from Pre-Dose BaselineUp to Day 113 (+/- 3 days)
PK of ARO-APOC3 in NHVs: Area Under the Plasma Concentration Versus Time Curve From Zero to 24 Hours (AUC0-24)Single dose phase: Up to 48 hours post-dose

Countries

Australia, Canada, New Zealand

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 17, 2026