plozasiran

Nucleic acidapprovedOrphan Drug FDA

Approved

Nov 18, 2025

Clinical trial activity

13 trials · 2 clinical orgs · 1 marketing orgs

Phase 1
2
Phase 2
10
Phase 3
7
Phase 4
0

Earliest trial started Mar 8, 2019 (NCT03783377)

Timeline

2010s

  1. Jan 1, 2019

    Arrowhead Pharmaceuticals — Earliest Phase 1 Sponsor(trial)

  2. Jun 20, 2019

    Orphan Drug Designation

2020s

  1. Jan 1, 2021

    Arrowhead Pharmaceuticals — Earliest Phase 2 Sponsor(trial)

  2. Jan 1, 2021

    Arrowhead Pharmaceuticals — Earliest Phase 3 Sponsor(trial)

  3. Nov 18, 2025

    Earliest FDA Approval

  4. Nov 18, 2025

    Arrowhead Pharmaceuticals — Marketing Organization

Indications

Mechanism of action

Approval history

  • approvedNov 18, 2025

Chemistry & pharmacology

Chirality
Single Stereoisomer
Inorganic
No
Polymer
No
Multi-specific
No

Oral

No

Parenteral

No

Topical

No

Sources

Clinical trials

NCT IDPhaseStart dateSponsor(s)
NCT06880770Phase 3Apr 24, 2025Arrowhead Pharmaceuticals
NCT06822790Phase 3Mar 31, 2025Arrowhead Pharmaceuticals
NCT06347016Phase 3Jul 23, 2024Arrowhead Pharmaceuticals
NCT06347003Phase 3Jul 22, 2024Arrowhead Pharmaceuticals
NCT06347133Phase 3May 21, 2024Arrowhead Pharmaceuticals
NCT05902598Phase 3Jul 1, 2023Visirna Therapeutics HK Limited
NCT05757596Phase 1Jun 1, 2023Arrowhead Pharmaceuticals, Visirna Therapeutics HK Limited
NCT05413135Phase 2Jul 7, 2022Arrowhead Pharmaceuticals
NCT05089084Phase 3Nov 30, 2021Arrowhead Pharmaceuticals
NCT04998201Phase 2Oct 31, 2021Arrowhead Pharmaceuticals
NCT04720534Phase 2May 31, 2021Arrowhead Pharmaceuticals
NCT03783377Phase 1Mar 8, 2019Arrowhead Pharmaceuticals
NCT06796426N/AArrowhead Pharmaceuticals
Showing 13 of 13 trials
Page 1 / 1

Organizations

Research & Development (2)

OrganizationOrg typeTrialsAs lead sponsorPhasesEarliest year
Arrowhead PharmaceuticalsFor profit121142019
Visirna Therapeutics HK LimitedFor profit2222023
2 organizations
Page 1 / 1

Marketing (1)

OrganizationOrg typeRelationshipDate
Arrowhead PharmaceuticalsFor profitMKTGNov 18, 2025