Arrowhead Pharmaceuticals
Clinical trials sponsored by Arrowhead Pharmaceuticals, explained in plain language.
Develops RNAi-based therapies for various diseases.
Not investment advice. Company information is shown for context only. Clinical trials frequently fail.
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Upcoming readouts
Trials from this sponsor expected to report results within the next 12 months.
- New shot could tame stubborn high cholesterol Results expected Sep 2026 (estimated)
- New drug aims to tackle rare brain disease Results expected Dec 2026 (estimated)
- New RNA injection targets obesity and diabetes in early trial Results expected Feb 2027 (estimated)
- New injection aims to tackle Alzheimer's at its roots Results expected Jun 2027 (estimated)
- New shot aims to slash sky-high cholesterol in rare genetic disease Results expected Aug 2027 (estimated)
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New shot aims to slash sky-high cholesterol in rare genetic disease
Disease control OngoingThis study tests a new medicine called zodasiran in people aged 12 and older who have a rare genetic condition that causes extremely high cholesterol (homozygous familial hypercholesterolemia). The goal is to see if the drug can safely lower bad cholesterol levels over 12 months.…
Phase 3 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Aug 14, 2026 00:00 UTC
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New drug plozasiran aims to tame dangerous fat levels in blood
Disease control OngoingThis Phase 3 study tests a drug called plozasiran in 311 adults with severe hypertriglyceridemia, a condition where blood fat levels are very high and raise the risk of pancreatitis. Participants receive four injections over a year, either the drug or a placebo. The main goal is …
Phase 3 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Aug 08, 2026 00:03 UTC
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New drug plozasiran aims to tame dangerous fat levels in blood
Disease control OngoingThis Phase 3 trial tests plozasiran, an injectable drug, in 446 adults with severe hypertriglyceridemia (very high blood fats). Participants receive four doses over 12 months, and researchers measure how much triglyceride levels drop compared to placebo. The goal is to see if plo…
Phase 3 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Jul 17, 2026 00:00 UTC
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New drug aims to tackle rare brain disease
Disease control OngoingThis early-stage trial tests a single injection of ARO-ATXN2 in 36 adults with spinocerebellar ataxia type 2, a rare genetic disorder that affects movement and coordination. The main goal is to see if the drug is safe and how the body processes it. Participants are randomly assig…
Phase 1 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Jul 01, 2026 00:00 UTC
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New shot every 3 months could tame high blood fats
Disease control OngoingThis Phase 3 study tests plozasiran, an injectable drug, in 1456 adults with high triglycerides. Participants receive 4 doses over 12 months. The goal is to see if the drug safely lowers blood fat levels compared to a placebo.
Phase 3 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Jun 28, 2026 00:00 UTC
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Hepatitis b drug trial pulled before it started
Disease control CancelledThis study was designed to test ARC-520, an experimental RNAi drug, in people with chronic hepatitis B who were already taking standard antiviral medications. The goal was to see if adding ARC-520 could lower hepatitis B surface antigen levels more effectively. However, the trial…
Phase 2 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Jun 27, 2026 08:06 UTC
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Liver disease drug trial pulled before it even started
Disease control CancelledThis study aimed to test an experimental drug called ARC-AAT in people with Alpha-1 Antitrypsin Deficiency (AATD), a genetic condition that can cause liver and lung damage. The drug was designed to reduce harmful protein buildup in the liver. However, the trial was withdrawn befo…
Phase 2 • Sponsor: Arrowhead Pharmaceuticals • Aim: Disease control
Last updated Jun 27, 2026 08:05 UTC