ARO C3
Alternative Names: ARO-C3Latest Information Update: 23 Mar 2026
At a glance
- Originator Arrowhead Pharmaceuticals
- Class Small interfering RNA
- Mechanism of Action Complement C3 inhibitors; RNA interference
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Orphan Drug Status
No
Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.
- New Molecular Entity Yes
Highest Development Phases
- Phase I/II IgA nephropathy; Membranoproliferative glomerulonephritis
Most Recent Events
- 31 Oct 2025 Arrowhead Pharmaceuticals completes the Phase-I/II clinical trials in Membranoproliferative glomerulonephritis and IgA nephropathy in Australia, Georgia, Germany, New Zealand, South Korea, Thailand, United Kingdom (SC) (NCT05083364)
- 28 Sep 2025 No recent reports of development identified for preclinical development in Liver-disorders in USA
- 10 Mar 2025 Interim pharmacodynamics and adverse events data from a phase I/II trial in IgA nephropathy released by Arrowhead Pharmaceuticals