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ALG-000184

Phase 2

Chronic Hepatitis B Infection | Small Molecules | Infectious Disease |Aligos Therapeutics, Inc.|Trials Updated: Sep 11, 2026

ALG-000184 development status

Highest phase Phase 2
Registered trials 3 across 1 sponsor since Sep 2020

ALG-000184 target and mechanism

Molecular targetHBV
Target classVirus
ModalitySmall Molecules

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindACTIVE_CONTROLLEDDMC
Total Trials2
Total Enrollment365

FDA Designations

No designations recorded

ALG-000184 clinical trials

ALG-000184 · 2 trials · 2 indications

Phase 2 1Phase 1 1
NCT06963710A Study Evaluating the Efficacy and Safety of ALG-000184 Compared With Tenofovir Disoproxil Fumarate in Untreated HBeAg-Positive and HBeAg- Negative Adult Subjects With Chronic Hepatitis B (B-SUPREME)Chronic Hepatitis B Infection
ACTIVE NOT_RECRUITING200 Analytics
PHASE2ACTIVE NOT_RECRUITING
A Study Evaluating the Efficacy and Safety of ALG-000184 Compared With Tenofovir Disoproxil Fumarate in Untreated HBeAg-Positive and HBeAg- Negative Adult Subjects With Chronic Hepatitis B (B-SUPREME)
Chronic Hepatitis B InfectionUnlock trial analytics

Study Endpoints

Primary Endpoints

HBeAg positive: HBV DNA <Lower Limit of Quantification [LLOQ] (10 IU/mL, target detected or target not detected)
48 weeks

HBV DNA \<Lower Limit of Quantification \[LLOQ\] (10 IU/mL, target detected or target not detected) at Week 48

HBeAg negative: HBV DNA <Lower Limit of Quantification [LLOQ] (10 IU/mL, target not detected)
48 weeks

HBV DNA \<Lower Limit of Quantification \[LLOQ\] (10 IU/mL, target not detected) at Week 48

Incidence of Treatment-Emergent Adverse Events [Safety and Tolerability]
up to 8 days for Part 1

The number and severity of treatment emergent adverse events as assessed by DAIDS v2.1

Secondary Endpoints

Safety and Tolerability
96 Weeks
HBV DNA levels
48 weeks
HBV DNA < lower limit of quantification [LLOQ] (target detected or target not detected) [HBeAg positive]
48 weeks
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
ALG-000184EXPERIMENTALOrally for 48 weeks followed by open-label treatment with ALG-000184 for 48 weeks.
TDFACTIVE_COMPARATOROrally for 48 weeks followed by open-label treatment with ALG-000184 for 48 weeks.
PlaceboPLACEBO_COMPARATOROral tablet(s) of placebo in HV or CHB subjects once daily for up to 12 weeks
Entecavir in combination with ALG-000184ACTIVE_COMPARATOROral tablet(s) of ALG-000184 in combination with Entecavir in CHB subjects once or twice daily for up to 96 weeks
Placebo plus EntecavirACTIVE_COMPARATOROral tablet(s) of matching placebo in combination with Entecavir in CHB subjects once daily for 12 weeks, with option to switch to open-label ALG-000184 plus Entecavir for up to 96 weeks (Part 4).
Open-label ALG-000184 plus EntecavirEXPERIMENTALOpen-label oral tablet(s) of ALG-000184 in combination with Entecavir in CHB subjects once daily for up to 96 weeks (Part 5)

Interventions

NameTypeDescription
ALG-000184DRUG300 mg tablet
TDFDRUG300 mg tablet
PlaceboDRUGSingle or multiple doses of Placebo
EntecavirDRUGmultiple doses of Entecavir
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Eligibility Criteria

Age Range18 Years to 65 Years
SexALL
Healthy VolunteersNo
Study Sites41

Key Inclusion Criteria: 1. Male or female between 18 and 65 years of age, with body mass index (BMI) of 18.0 to 35.0 kg/m2 (or minimun age by local regulatory requirements). 2. HBeAg-positive and anti-HBeAg (HBeAb) negative (Part 1); or HBeAg-negative (Part 2). 3. HBsAg ≥LLOQ. 4. HBV DNA ≥20,000 IU...

Countries:United StatesBulgariaCanadaChinaFranceHong KongItalyMoldovaNew ZealandRomaniaSouth KoreaSpainTaiwanUnited KingdomAustraliaMauritius
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Recent Changes (Last 90 Days)

LOWSep 11, 2026NCT06963710lastUpdatePostDate: changed
LOWSep 11, 2026NCT06963710lastUpdatePostDate: changed
MEDIUMAug 19, 2026NCT06963710Status: RECRUITING → ACTIVE_NOT_RECRUITING
MEDIUMAug 19, 2026NCT06963710Status: RECRUITING → ACTIVE_NOT_RECRUITING
MEDIUMAug 19, 2026NCT06963710Status: RECRUITING → ACTIVE_NOT_RECRUITING

Frequently asked questions about ALG-000184

What is ALG-000184?

ALG-000184 is an investigational small molecule antiviral being developed by Aligos Therapeutics for the treatment of chronic hepatitis B infection. It is designed to act against the hepatitis B virus and is given orally. It remains in clinical development and has not been approved for commercial use.

What is ALG-000184 used for in chronic hepatitis B?

ALG-000184 is being studied for the treatment of chronic hepatitis B infection, including both HBeAg-positive and HBeAg-negative adult patients. Clinical testing has enrolled adults aged 18 years and older, including healthy volunteers in early studies and untreated patients with chronic hepatitis B in later-stage evaluation.

What does ALG-000184 target?

ALG-000184 targets the hepatitis B virus (HBV). It is a small molecule antiviral directed at the virus itself rather than at a human host protein. Targeting HBV directly is intended to interfere with the viral lifecycle that sustains chronic infection, and the compound is being evaluated for its antiviral activity in patients.

Who is developing ALG-000184?

ALG-000184 is being developed by Aligos Therapeutics, Inc., a clinical-stage biopharmaceutical company that trades under the ticker symbol ALGS. Aligos is the sponsor of the clinical program evaluating the compound in chronic hepatitis B, including the Phase 2 B-SUPREME study.

What phase is ALG-000184 in?

ALG-000184 is in clinical development. A Phase 1 study in healthy volunteers and chronic hepatitis B subjects has been completed, and the compound is now being evaluated in a Phase 2 trial. It is investigational and has not been approved by the FDA or any other regulatory authority.

What clinical trials is ALG-000184 in?

ALG-000184 has been studied in two registered trials. NCT04536337 was a completed Phase 1 study of safety, tolerability, pharmacokinetics and pharmacodynamics in healthy volunteers and chronic hepatitis B subjects. NCT06963710, known as B-SUPREME, is an active Phase 2 study comparing ALG-000184 with tenofovir disoproxil fumarate in untreated HBeAg-positive and HBeAg-negative adults with chronic hepatitis B.