Study of GS-4321 in Healthy Participants and Participants With Chronic Hepatitis Delta Virus

🩺 Protocol Summary

The goals of this clinical study are to first learn more about safety and dosing of the study drug GS-4321 in healthy participants. The study will then learn about the safety and effectiveness of GS-4321 in participants with chronic hepatitis delta (CHD). The primary objective of Phase 1 of this study is to evaluate the safety, tolerability and Pharmacokinetics (PK) of the escalating single doses of GS-4321 administered in healthy participants. The primary objective of Phase 2 of this study is to evaluate the efficacy and safety of the multiple escalating doses of GS-4321 in participants with CHD.

Primary Research Facility: Investigative Site (Anaheim, California)

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📍 Primary Site Map

Site: Investigative Site — Anaheim, California

This protocol is enrolling participants across multiple clinical centers:

💰 Clinical Trial Costs & Insurance Coverage

Coverage for clinical trial participation varies depending on your health insurance policy, state legislation, and whether specific procedures are investigational research or routine medical care. Under federal law (Affordable Care Act § 2709), health insurers generally cannot drop coverage or refuse to pay for routine patient care costs incurred in approved clinical trials.

💡 Always ask the study coordinator for the trial's official Informed Consent Form, which outlines all sponsor-funded research items versus procedures billed to your insurance.