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miglustat

Phase 4FDA approved

Gaucher Disease Type 1 | Small molecule | Rare Disease |Johnson & Johnson|Trials Updated: Feb 4, 2025

miglustat development status

FDA approval on record Jul 31, 2003
Approval holderActelion
ApplicationNDA021348
Highest phase Phase 4 (NCT03910621)
Phase scored for JNJPhase 3
Registered trials 9 across 2 sponsors since Apr 2006

Label indication Miglustat is a glucosylceramide synthase inhibitor indicated as monotherapy for treatment of adult patients with mild/moderate type 1 Gaucher disease for whom enzyme replacement therapy is not a therapeutic option ( 1.1 ). FDA label

miglustat target and mechanism

Molecular targetUGCG
Target classInhibitor
ModalitySmall molecule

Also known as Zavesca

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials3
Total Enrollment82

FDA Designations

No designations recorded

miglustat clinical trials

miglustat · 3 trials · 3 indications

Phase 3 1Phase 2 2
NCT00319046Clinical Study to Evaluate the Long Term Efficacy, Safety and Tolerability of Miglustat in Patients With Stable Type 1 Gaucher DiseaseGaucher Disease Type 1
COMPLETED42 Analytics
PHASE3COMPLETED
Clinical Study to Evaluate the Long Term Efficacy, Safety and Tolerability of Miglustat in Patients With Stable Type 1 Gaucher Disease
Gaucher Disease Type 1Unlock trial analytics

Study Endpoints

Primary Endpoints

Liver Volume at Baseline and at End of Treatment
Baseline and end of treatment (Month 24)

Liver volume was assessed at baseline and end of treatment by magnetic resonance imaging. Imputation methods for patients with missing values at Month 24 were applied as follows: if a patient had at least 640 days of treatment with the study drug, the last observation that was not more than 2 days after the end of treatment was carried forward. If a patient had discontinued study drug before Day 640, the 'worst' within-patient value not more than 2 days after the end of treatment was used to impute the missing value.

Mean Within-patient Percent Change From Baseline in Liver Volume
End of treatment (Month 24)

Liver volume was assessed at baseline and end of treatment by magnetic resonance imaging. Imputation methods for patients with missing values at Month 24 were applied as follows: if a patient had at least 640 days of treatment with the study drug, the last observation that was not more than 2 days after the end of treatment was carried forward. If a patient had discontinued study drug before Day 640, the 'worst' within-patient value not more than 2 days after the end of treatment was used to impute the missing value.

The sum of responses in nasal potential difference (NPD) after perfusion with isoproterenol and chloride-free buffer (TCS: Total Chloride Secretion), in the presence of amiloride.
Change from baseline (pre-dose on Day 1) to end-of-treatment (Day 8)
The primary endpoints will be two parameters - Horizontal Saccadic α and Horizontal Saccadic β - which are estimated for each patient from their saccadic eye movement data
Baseline to Month 12

Secondary Endpoints

Spleen Volume at Baseline and End of Treatment
Baseline and end of treatment (Month 24)
Mean Percent Change From Baseline in Spleen Volume
End of treatment (Month 24)
Change in basline nasal potential difference (NPD) response
From baseline (pre-dose on Day 1) to end-of-treatment
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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Open-label miglustatEXPERIMENTALOral administration of miglustat 100 mg t.i.d. for a period of 2 years
1EXPERIMENTALmiglustat
2PLACEBO_COMPARATORplacebo

Interventions

NameTypeDescription
MiglustatDRUGOral capsules containing miglustat 100 mg, administered three times daily (t.i.d.)
placeboDRUGOral placebo capsules matching in appearance miglustat capsules given t.i.d. (three times a day) for 7 days and a single dose on Day 8
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo

Inclusion Criteria: 1. Males or females aged 18 years or older 2. Type 1 Gaucher disease, diagnosed by glucocerebrosidase assay or molecular analysis of the glucocerebrosidase gene. 3. Treatment with ERT for at least 3 years, with a stable dose regimen for at least the last 6 months. 4. Clinically ...

Countries:Belgium
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Frequently asked questions about miglustat

What is miglustat used for?

Miglustat is being studied for cystic fibrosis, Gaucher disease type 1, and Niemann-Pick type C disease. It is an oral small molecule developed by Johnson & Johnson (ticker JNJ). In cystic fibrosis it is investigated as a Phase 2 therapy, while the Gaucher disease type 1 program has reached Phase 3.

What does miglustat target?

Miglustat targets UGCG, also known as glucosylceramide synthase, and acts as an inhibitor of this enzyme. By blocking UGCG, miglustat reduces the synthesis of glucosylceramide, the substrate that accumulates in Gaucher disease and related lysosomal storage disorders. This mechanism underlies its investigation in Gaucher disease type 1 and Niemann-Pick type C disease.

Who makes miglustat?

Miglustat is developed by Johnson & Johnson, which trades under the ticker JNJ. The company is running clinical programs for miglustat in cystic fibrosis, Gaucher disease type 1, and Niemann-Pick type C disease.

What phase is miglustat in?

Miglustat is in Phase 2 development for cystic fibrosis and Niemann-Pick type C disease, and in Phase 3 for Gaucher disease type 1. It is an investigational small molecule and is not approved for these indications based on the current development status.

What clinical trials is miglustat in?

Miglustat has been studied in three completed trials: NCT00742092 in cystic fibrosis (Phase 2, 11 patients, Belgium), NCT00517153 in Niemann-Pick type C disease (Phase 2, 29 patients), and NCT00319046 in Gaucher disease type 1 (Phase 3, 42 patients). All three trials are completed.