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Hutox Inj

Huons Co., Ltd. · Phase 3 active Biologic

Hutox Inj is a Botulinum toxin type A Biologic drug developed by Huons Co., Ltd.. It is currently in Phase 3 development for Facial wrinkles and dynamic expression lines (aesthetic indication), Muscle hyperactivity disorders (therapeutic indication).

Hutox is a botulinum toxin type A preparation that blocks acetylcholine release at the neuromuscular junction to reduce muscle contractions.

Hutox is a botulinum toxin type A preparation that blocks acetylcholine release at the neuromuscular junction to reduce muscle contractions. Used for Facial wrinkles and dynamic expression lines (aesthetic indication), Muscle hyperactivity disorders (therapeutic indication).

Likelihood of approval
55.3% vs 58.3% industry baseline
If approved by FDA: likely 2028–2030
Steps remaining: NDA/BLA submission
Confidence: High
Why this estimate
  • Baseline phase 3 → approval rate +58.3pp
    Industry-wide phase 3 drugs reach approval ~58.3% of the time (BIO/Informa 2023 industry benchmark across all therapeutic areas).
  • CNS / neurology attrition -3.0pp
    CNS drugs have historically high Phase 3 failure rates (notably in Alzheimer disease + major depression).
Predicted approval windows by jurisdiction (conditional on FDA approval)
Regulator Country Likely year Lag vs FDA
FDA US 2028–2030
EMA EU 2029–2031 +0.7 yr
MHRA GB 2029–2031 +0.7 yr
Health Canada CA 2029–2032 +0.9 yr
TGA AU 2029–2032 +1.2 yr
PMDA JP 2029–2032 +1.5 yr
NMPA CN 2030–2033 +2.3 yr
MFDS KR 2029–2032 +1.4 yr
CDSCO IN 2029–2033 +1.8 yr
ANVISA BR 2030–2033 +2.3 yr

Hover any row for the lag rationale. Lag estimates are reduced when the drug has FDA Breakthrough or EMA PRIME designation (sponsors file globally in parallel).

Estimate based on the BIO/Informa industry phase transition rates plus per-drug modifiers for therapeutic area, sponsor type, FDA designations, mechanism, and trial design. Per-jurisdiction lags from Tufts CSDD international approval studies. Not investment, clinical or regulatory advice. Methodology: /methodology#likelihood.

At a glance

Generic nameHutox Inj
SponsorHuons Co., Ltd.
Drug classBotulinum toxin type A
TargetSNARE complex (acetylcholine release machinery)
ModalityBiologic
Therapeutic areaAesthetics, Neurology
PhasePhase 3

Mechanism of action

Hutox works by cleaving SNARE proteins required for acetylcholine vesicle fusion and release at motor nerve terminals. This leads to temporary paralysis of injected muscles, reducing dynamic wrinkles and muscle hyperactivity. The effect is reversible as new neuromuscular junctions form over several months.

Approved indications

Common side effects

Key clinical trials

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results

Competitive intelligence

For the full competitive landscape — auto-detected comparators, recent regulatory actions across the set, upcoming PDUFA, patent timeline, sponsor landscape:

Frequently asked questions about Hutox Inj

What is Hutox Inj?

Hutox Inj is a Botulinum toxin type A drug developed by Huons Co., Ltd., indicated for Facial wrinkles and dynamic expression lines (aesthetic indication), Muscle hyperactivity disorders (therapeutic indication).

How does Hutox Inj work?

Hutox is a botulinum toxin type A preparation that blocks acetylcholine release at the neuromuscular junction to reduce muscle contractions.

What is Hutox Inj used for?

Hutox Inj is indicated for Facial wrinkles and dynamic expression lines (aesthetic indication), Muscle hyperactivity disorders (therapeutic indication).

Who makes Hutox Inj?

Hutox Inj is developed by Huons Co., Ltd. (see full Huons Co., Ltd. pipeline at /company/huons-co-ltd).

What drug class is Hutox Inj in?

Hutox Inj belongs to the Botulinum toxin type A class. See all Botulinum toxin type A drugs at /class/botulinum-toxin-type-a.

What development phase is Hutox Inj in?

Hutox Inj is in Phase 3.

What are the side effects of Hutox Inj?

Common side effects of Hutox Inj include Injection site pain or bruising, Headache, Facial asymmetry or drooping, Temporary muscle weakness.

What does Hutox Inj target?

Hutox Inj targets SNARE complex (acetylcholine release machinery) and is a Botulinum toxin type A.

Related

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing