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Antizol

Phase 2

Aldehyde Dehydrogenase-2 (ALDH2) Deficiency | Small molecule | Rare Disease |Amgen Inc.|Last Updated: Dec 27, 2024

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLED
Total Trials1
Total Enrollment32

FDA Designations

No designations recorded

Clinical trial landscape

Antizol · 1 trial · 1 indication

Phase 2 1
NCT00661141Phase IIa Study of Fomepizole for Acetaldehyde Toxicity After Ethanol Exposure in Subjects With Altered Ethanol MetabolismAldehyde Dehydrogenase-2 (ALDH2) Deficiency
COMPLETED32 Analytics
PHASE2COMPLETED
Phase IIa Study of Fomepizole for Acetaldehyde Toxicity After Ethanol Exposure in Subjects With Altered Ethanol Metabolism
Aldehyde Dehydrogenase-2 (ALDH2) DeficiencyUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Participants With Adverse Events (AEs), Serious AEs, and AEs Leading to Study Discontinuation
Study Day 0 through Study Visit Day 7

AEs were collected to evaluate the safety and tolerability of oral Antizol with concomitant ethanol administration in particitpants with symptoms of acetaldehyde toxicity associated with altered ethanol metabolism. AE: any untoward medical event that occurs following the first administration of study medication until the study participant's last study visit, whether or not the event is considered drug related. SAE: an event that meets any of the following criteria: results in death; is life threatening; requires inpatient hospitalization or prolongation of an existing hospitalization; results in persistent or significant disability/incapacity; is a congenital anomaly/birth defect in the offspring of an exposed subject; is medically significant or an important medical event as assessed by investigator or sponsor; is, in the opinion of the investigator, an important medical event.

Secondary Endpoints

Pharmacokinetics (PK) of 4-MP: Maximum Plasma Concentration (Cmax)
Days 1 and 2: prior to administration of 1st treatment (ethanol or study drug); 10, 20, and 30 min prior to administration of second treatment (study drug or ethanol); 40, 50, 60 min and 2, 3, 4, 5, 6, and 8 hr post administration of 1st treatment
PK of 4-MP: Dose-Normalized (DN) Cmax
Days 1 and 2: prior to administration of 1st treatment (ethanol or study drug); 10, 20, and 30 min prior to administration of second treatment (study drug or ethanol); 40, 50, 60 min and 2, 3, 4, 5, 6, and 8 hr post administration of 1st treatment
PK of 4-MP: Time to Cmax (Tmax)
Days 1 and 2: prior to administration of 1st treatment (ethanol or study drug); 10, 20, and 30 min prior to administration of second treatment (study drug or ethanol); 40, 50, 60 min and 2, 3, 4, 5, 6, and 8 hr post administration of 1st treatment
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Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Cohort 1: Antizol 1.0 mg/kgEXPERIMENTALParticipants receive alternating study treatment (oral fomepizole 1.0 mg/kg or placebo) on 2 sequential days (Study Day 1 and Study Day 2), administered 30 minutes prior to ethanol or 30 minutes after ethanol.
Cohort 2: Antizol 3.0 mg/kgEXPERIMENTALParticipants receive alternating study treatment (oral fomepizole 3.0 mg/kg or placebo) on 2 sequential days (Study Day 1 and Study Day 2), administered 30 minutes prior to ethanol or 30 minutes after ethanol.
Cohort 3: Antizol 5.0 mg/kgEXPERIMENTALParticipants receive alternating study treatment (oral fomepizole 5.0 mg/kg or placebo) on 2 sequential days (Study Day 1 and Study Day 2), administered 30 minutes prior to ethanol.
Cohort 4: Antizol 1.0 mg/kgEXPERIMENTALParticipants receive alternating study treatment (oral fomepizole 7.0 mg/kg or placebo) on 2 sequential days (Study Day 1 and Study Day 2), administered 30 minutes prior to ethanol.

Interventions

NameTypeDescription
AntizolDRUG -
PlaceboDRUG -
EthanolOTHERoral dose of ethanol (0.5 g/kg)
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Eligibility Criteria

Age Range21 Years to 50 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Signed informed consent * Age 21 to 50 years * Subject of Japanese descent * History of flushing, with or without palpitations, or nausea (Alcohol Sensitivity Screening Test ≥ 3.1) following occasional or inadvertent ethanol consumption either currently or in the past * Subjec...

Countries:United States
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Frequently asked questions about Antizol

What is Antizol used for in Aldehyde Dehydrogenase-2 (ALDH2) Deficiency?

Antizol is an investigational small molecule being studied for use in Aldehyde Dehydrogenase-2 (ALDH2) Deficiency, a rare condition that impairs the body's ability to break down acetaldehyde after alcohol consumption. It is not approved and remains in clinical development for this indication.

What does Antizol target?

Antizol targets the enzyme aldehyde dehydrogenase-2 (ALDH2). By interacting with this enzyme, it is intended to address the acetaldehyde toxicity that occurs in individuals with ALDH2 deficiency after ethanol exposure. This mechanism is the basis for its investigational use in this rare disease.

Who makes Antizol?

Antizol is being developed by Amgen Inc., a biopharmaceutical company traded on the NASDAQ under the ticker symbol AMGN. Amgen is conducting clinical research to evaluate the drug's safety and efficacy for the treatment of ALDH2 deficiency.

What phase is Antizol in?

Antizol is in Phase 2 clinical development. It has completed one Phase 2a trial, and it remains an investigational drug that has not received FDA approval. The drug is still being studied to determine its potential as a treatment for ALDH2 deficiency.

What clinical trials is Antizol in?

Antizol has one completed clinical trial, NCT00661141, a Phase 2a study titled 'Phase IIa Study of Fomepizole for Acetaldehyde Toxicity After Ethanol Exposure in Subjects With Altered Ethanol Metabolism.' This randomized, double-blind, controlled trial enrolled 32 participants in the United States and included healthy volunteers.

Is Antizol the same as Fomepizole?

Yes, Antizol is the same as fomepizole. The completed Phase 2a clinical trial NCT00661141 specifically evaluated fomepizole, which is the active ingredient in Antizol, for its effects on acetaldehyde toxicity in subjects with altered ethanol metabolism due to ALDH2 deficiency.