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Eliglustat

Phase 3

Gaucher Disease, Type 1 | Small molecule | Rare Disease |Sanofi|Last Updated: Jan 10, 2024

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLEDDMC
Total Trials3
Total Enrollment226

FDA Designations

No designations recorded

Clinical trial landscape

Eliglustat · 11 trials · 8 indications

Phase 3 4Phase 2 1Phase 1 6
NCT02536755Phase 3b Study to Evaluate Skeletal Response to Eliglustat in Adult Patients Who Completed Phase 2 or Phase 3 StudiesGaucher Disease
COMPLETED31 Analytics
NCT01074944A Study of Eliglustat Tartrate (Genz-112638) in Patients With Gaucher Disease to Evaluate Once Daily Versus Twice Daily Dosing (EDGE)Gaucher Disease
COMPLETED170 Analytics
NCT00891202A Study of Eliglustat Tartrate (Genz-112638) in Patients With Gaucher Disease (ENGAGE)Gaucher Disease, Type 1
COMPLETED40 Analytics
NCT00943111A Study of Eliglustat Tartrate (Genz-112638) in Patients With Gaucher Disease Who Have Reached Therapeutic Goals With Enzyme Replacement Therapy (ENCORE)Gaucher Disease, Type 1
COMPLETED160 Analytics
PHASE3COMPLETED
Phase 3b Study to Evaluate Skeletal Response to Eliglustat in Adult Patients Who Completed Phase 2 or Phase 3 Studies
Gaucher DiseaseUnlock trial analytics
PHASE3COMPLETED
A Study of Eliglustat Tartrate (Genz-112638) in Patients With Gaucher Disease to Evaluate Once Daily Versus Twice Daily Dosing (EDGE)
Gaucher DiseaseUnlock trial analytics
PHASE3COMPLETED
A Study of Eliglustat Tartrate (Genz-112638) in Patients With Gaucher Disease (ENGAGE)
Gaucher Disease, Type 1Unlock trial analytics
PHASE3COMPLETED
A Study of Eliglustat Tartrate (Genz-112638) in Patients With Gaucher Disease Who Have Reached Therapeutic Goals With Enzyme Replacement Therapy (ENCORE)
Gaucher Disease, Type 1Unlock trial analytics

Study Endpoints

Primary Endpoints

Number of Participants With Mobility Status Assessments at Study Baseline, Weeks 52, 104, 156 and 208
Study Baseline, Weeks 52, 104, 156 and 208

Mobility, i.e., ability to walk was assessed as a part of Gaucher disease assessment in participants. In this outcome measure, number of participants with their different mobility status along with the use of mobility aids (unrestricted mobility, walks with difficulty, walks with orthopaedic aid, requires wheelchair, bedridden) at specified time points were reported. Baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Number of Participants With Bone Pain Levels During the Past 4 Weeks at Study Baseline, Weeks 52, 104, 156 and 208
Study Baseline, Weeks 52, 104, 156 and 208

Bone pain was assessed as a part of Gaucher disease assessment in participants. Participants were categorized as none (no bone pain), very mild bone pain, mild bone pain, moderate bone pain, severe bone pain and extreme bone pain during the past 4 weeks at each specified visit. In this outcome measure, number of participants with different level of bone pain during the past 4 weeks at specified time points were reported. Baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Number of Participants With Bone Crisis at Study Baseline, Weeks 52, 104, 156 and 208
Study Baseline, Weeks 52, 104, 156 and 208

Bone crisis was assessed as a part of Gaucher disease assessment in participants. Acute, excruciating episodic bone pain is characteristic of Gaucher bone crisis, which typically causes periosteal elevation, elevated white blood cell count, fever, or debilitation lasting several days or longer and requires treatment with immobilization of the affected area, and opioid analgesics. Participants were categorized as 0= no bone crisis, 1= 1 bone crisis, 2= 2 bone crisis and \>=3 = more than 3 bone crisis during the assessment period. In this outcome measure, number of participants with different bone crises levels at specified time points were reported. Baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Change From Current Study Baseline in Total Bone Marrow Burden (BMB) Scores at Weeks 52, 104, 156 and 208
Study Baseline, Weeks 52, 104, 156 and 208

Bone marrow burden (BMB) scores indicate the degree of bone marrow infiltration. BMB score was measured using MRI (magnetic resonance imaging (MRI), ranged from 0 (no abnormalities) to 8 points (severe disease) for the lumbar spine and from 0 (no abnormalities) to 8 points (severe disease) for the femurs. The total BMB score was calculated as the sum of scores for femur and lumbar spine regions which ranged from 0 (no abnormalities) to 16 (severe disease) points. A higher BMB score signified more severe bone marrow involvement. For this outcome measure, baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Change From Eliglustat Baseline in Total Bone Marrow Burden (BMB) Scores at Weeks 52, 104, 156 and 208
Eliglustat Baseline, Weeks 52, 104, 156 and 208 of the current study

Bone marrow burden (BMB) scores indicate the degree of bone marrow infiltration was measured using MRI, ranged from 0 (no abnormalities) to 8 points (severe disease) for the lumbar spine and from 0 (no abnormalities) to 8 points (severe disease) for the femurs. The total BMB score was calculated as the sum of scores for femur and lumbar spine regions which ranged from 0 (no abnormalities) to 16 (severe disease) points. A higher BMB score signified more severe bone marrow involvement. For this outcome measure, baseline refers to the eliglustat baseline, which was defined as participant's status at the time of first dose of eliglustat in the previous Phase 2 or Phase 3 study.

Change From Current Study Baseline in Total Spine and Femur Bone Mineral Density (BMD) at Weeks 52, 104, 156 and 208
Study Baseline, Weeks 52, 104, 156 and 208

Bone Mineral Density (BMD) measurements of the spine and bilateral femur were acquired by dual energy X-Ray absorptiometry (DXA) scan. Worst total femur at Baseline refers to the "worst" diseased left or right femur at Baseline. For this outcome measure, baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Change From Eliglustat Baseline in Total Spine and Femur Bone Mineral Density (BMD) at Weeks 52, 104, 156 and 208
Eliglustat Baseline, Weeks 52, 104, 156 and 208 of the current study

BMD measurements of the spine and bilateral femur were acquired by DXA scan. Worst total femur at Baseline refers to the "worst" diseased left or right femur at baseline. For this outcome measure, baseline refers to the eliglustat baseline, which was defined as participant's status at the time of first dose of eliglustat in the previous Phase 2 or Phase 3 study.

Change From Current Study Baseline in Spine and Femur Total T-Scores for BMD at Weeks 52, 104, 156 and 208
Study Baseline, Weeks 52, 104, 156 and 208

BMD measurements of the spine and bilateral femur were acquired by DXA scan. The T-score bone density categories were: normal (score \>-1), osteopenia (score -2.5 to \<=-1), and osteoporosis (score \<= -2.5). Worst total femur at Baseline refers to the "worst" diseased left or right femur at baseline. For this outcome measure, baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Change From Eliglustat Baseline in Spine and Femur Total T-Scores for BMD at Weeks 52, 104, 156 and 208
Eliglustat Baseline, Weeks 52, 104, 156 and 208 of the current study

BMD measurements of the spine and bilateral femur were acquired by DXA scan. The T-score bone density categories were: normal (score \>-1), osteopenia (score -2.5 to \<=-1), and osteoporosis (score \<= -2.5). Worst total femur at Baseline refers to the "worst" diseased left or right femur at baseline. For this outcome measure, baseline refers to the eliglustat baseline, which was defined as participant's status at the time of first dose of eliglustat in the previous Phase 2 or Phase 3 study.

Change From Current Study Baseline in Spine and Femur Total Z-Scores for BMD at Weeks 52, 104, 156 and 208
Study Baseline, Weeks 52, 104, 156 and 208

BMD measurements of the spine and bilateral femur were acquired by DXA scan. The Z-score bone density categories were: normal (score \>-2) and below normal (score \<=-2). Worst total femur at Baseline refers to the "worst" diseased left or right femur at baseline. For this outcome measure, baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Change From Eliglustat Baseline in Spine and Femur Total Z-Scores for BMD at Weeks 52, 104, 156 and 208
Eliglustat Baseline, Weeks 52, 104, 156 and 208 of the current study

BMD measurements of the spine and bilateral femur were acquired by DXA scan. The Z-score bone density categories are: normal (score \>-2) and below normal (score \<=-2). Worst total femur at Baseline refers to the "worst" diseased left or right femur at baseline. For this outcome measure, baseline refers to the eliglustat baseline, which was defined as participant's status at the time of first dose of eliglustat in the previous Phase 2 or Phase 3 study.

Total Number of New or Worsening Osteonecrosis Events for Spine and Femur at Study Baseline, Week 52, 104, 156 and 208
Study Baseline, Weeks 52, 104, 156 and 208

Osteonecrosis was assessed by bone MRI and X-Ray for spine and by MRI for femur. Total number of new or worsening osteonecrosis events among all the participants with corresponding assessment at specified time points were reported in this outcome measure. For this outcome measure, baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Total Number of New or Worsening Fracture Events for Spine and Femur at Study Baseline, Week 52, 104, 156 and 208
Study Baseline, Weeks 52, 104, 156 and 208

Fracture was assessed by bone MRI and X-Ray for spine and by MRI for femur. Total number of new or worsening fracture events among all the participants with corresponding assessment at specified time points were reported in this outcome measure. For this outcome measure, baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Total Number of New or Worsening Infarcts Events for Spine and Femur at Study Baseline, Week 52, 104, 156 and 208
Study Baseline, Weeks 52, 104, 156 and 208

Infarcts were assessed by bone MRI and X-Ray for spine and by MRI for femur. Total number of new or worsening infarcts events among all the participants with corresponding assessment at specified time points were reported in this outcome measure. For this outcome measure, baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Total Number of New or Worsening Lytic Lesions Events for Spine at Study Baseline, Week 104, and 208
Study Baseline, Weeks 104, and 208

Lytic Lesions were assessed by bone X-Ray for spine. Total number of new or worsening lytic lesions events among all the participants with corresponding assessment at specified time points were reported in this outcome measure. For this outcome measure, baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Observed Annual Incidence Rate for Spine and Femur Osteonecrosis at Week 52, 104, 156 and 208
For 52 Weeks (i.e., 1 year),104 Weeks (i.e., 2 year), 156 Weeks (i.e., 3 year) and 208 Weeks (i.e., 4 years)

Observed annual incidence rate was estimated using the total number of events divided by the total years of follow-up in each specified year (for all participants). Osteonecrosis was assessed by bone MRI and X-Ray for spine and by MRI for femur.

Observed Annual Incidence Rate for Spine and Femur Fracture at Week 52, 104, 156 and 208
For 52 Weeks (i.e., 1 year),104 Weeks (i.e., 2 year), 156 Weeks (i.e., 3 year) and 208 Weeks (i.e., 4 years)

Observed annual incidence rate was estimated using the total number of events divided by the total years of follow-up in each specified year (for all participants). Fracture was assessed by bone MRI and X-Ray for spine and by MRI for femur.

Observed Annual Incidence Rate for Spine and Femur Infarcts at Week 52, 104, 156 and 208
For 52 Weeks (i.e., 1 year),104 Weeks (i.e., 2 year), 156 Weeks (i.e., 3 year) and 208 Weeks (i.e., 4 years)

Observed annual incidence rate was estimated using the total number of events divided by the total years of follow-up in each specified year (for all participants). Infarcts were assessed by bone MRI and X-Ray for spine and by MRI for femur.

Observed Annual Incidence Rate for Spine Lytic Lesion at Week 104, and 208
For 104 Weeks (i.e., 2 year), and 208 Weeks (i.e., 4 years)

Observed annual incidence rate was estimated using the total number of events divided by the total years of follow-up in each specified year (for all participants). Lytic Lesions were assessed by bone X-Ray for spine.

Change From Current Study Baseline in Bone Biomarker Level: Macrophage Inflammatory Protein 1 Beta (MIP-1β) at Weeks 26, 52, 78, 104, 130, 156,182, 208 and 234
Study Baseline, Weeks 26, 52, 78, 104, 130, 156, 182, 208 and 234

MIP-1β considered a biomarker of active bone disease, was assayed from plasma. For this outcome measure, baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Change From Eliglustat Baseline in Bone Biomarker Level: Macrophage Inflammatory Protein 1 Beta (MIP-1β) at Weeks 26, 52, 78, 104, 130, 156,182, 208 and 234
Eliglustat Baseline, Weeks 26, 52, 78, 104, 130, 156,182, 208 and 234 of the current study

MIP-1β considered a biomarker of active bone disease, was assayed from plasma. For this outcome measure, baseline refers to the eliglustat baseline, which was defined as participant's status at the time of first dose of eliglustat in the previous Phase 2 or Phase 3 study.

Change From Current Study Baseline in Bone Biomarker Level: Procollagen 1 N- Terminal Propeptide (P1NP) at Weeks 26, 52, 78, 104, 130, 156,182, 208 and 234
Study Baseline, Weeks 26, 52, 78, 104, 130, 156,182, 208 and 234

P1NP, a marker of bone formation was assayed from plasma. For this outcome measure, baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Change From Eliglustat Baseline in Bone Biomarker Level: Procollagen 1 N- Terminal Propeptide (P1NP) at Weeks 26, 52, 78, 104, 130, 156,182, 208 and 234
Eliglustat Baseline, Weeks 26, 52, 78, 104, 130, 156,182, 208 and 234 of the current study

P1NP, a marker of bone formation was assayed from plasma. For this outcome measure, baseline refers to the eliglustat baseline, which was defined as participant's status at the time of first dose of eliglustat in the previous Phase 2 or Phase 3 study.

Change From Current Study Baseline in Bone Biomarker Level: Type 1 Collagen C-Telopeptides (CTx) at Weeks 26, 52, 78, 104, 130, 156,182, 208 and 234
Study Baseline, Weeks 26, 52, 78, 104, 130, 156,182, 208 and 234

CTx, a marker of bone resorption was assayed from plasma. For this outcome measure, baseline refers to the current study baseline, which was defined as status at this study (EFC13781) entry.

Change From Eliglustat Baseline in Bone Biomarker Level: Type 1 Collagen C-Telopeptides (CTx) at Weeks 26, 52, 78, 104, 130, 156,182, 208 and 234
Eliglustat Baseline, Weeks 26, 52, 78, 104, 130, 156,182, 208 and 234 of the current study

CTx, a marker of bone resorption was assayed from plasma. For this outcome measure, baseline refers to the eliglustat baseline, which was defined as participant's status at the time of first dose of eliglustat in the previous Phase 2 or Phase 3 study.

PAP: Percentage of Participants Who Remained Stable for 52 Weeks During the PAP
PAP Baseline up to the end of PAP (Week 52)

Participants were considered as stable if they met all of the following criteria: 1) no more than 2 bone crisis during PAP (with no more than 1 bone crisis during either the first 6 months or the later 6 months of the period), and were free of other clinically symptomatic bone disease during the entire 52-week PAP; 2) hemoglobin level not decreased \>1.5 g/dL from Baseline for PAP; 3) platelet count not decreased \>25% from Baseline for PAP; 4) spleen volume (in multiples of normal \[MN\]) did not increase \>25% from Baseline for PAP; 5) liver volume (in MN) did not increase \>20% from Baseline for PAP. Baseline for PAP was defined as the last assessment prior to randomization.

PAP: Percent Change From Baseline in Spleen Volume (in Multiples of Normal [MN]) at Week 39 of the Primary Analysis Period With Eliglustat Tartrate Treatment as Compared to Placebo
PAP Baseline (Day 1), Week 39

Percent change in spleen volume = (\[spleen volume at Week 39 minus spleen volume at baseline\] divided by \[spleen volume at baseline\]) multiplied by 100, where all volumes are in MN.

Percentage of Participants Who Remained Stable for 52 Weeks During the Primary Analysis Period
Baseline up to Week 52

For a participant to be classified as stable, the participant must have remained stable in hematological parameters (hemoglobin levels and platelet counts) and organ volumes (spleen, when applicable, and liver volumes in multiples of normal \[MN\]). Stable hematological parameters were defined as hemoglobin level did not decrease more than (\>) 1.5 gram per deciliter (g/dL) from baseline and platelet count did not decrease \>25% from baseline. Stable organ volumes were defined as spleen volume (in MN) did not increase \>25% from baseline, if applicable, and liver volume (in MN) did not increase \>20% from baseline.

Percentage of Participants Who Remained Stable Annually for 4 Years During the LTTP
Week 52 up to week 208

For a participant to be classified as stable, the participant must have remained stable in hematological parameters (hemoglobin levels and platelet counts) and organ volumes (spleen, when applicable, and liver volumes in MN). Stable hematological parameters were defined as hemoglobin level did not decrease \>1.5 g/dL from baseline and platelet count did not decrease \>25% from baseline. Stable organ volumes were defined as spleen volume (in MN) did not increase \>25% from baseline, if applicable, and liver volume did not increase \>20% from baseline.

Percentage of Participants Demonstrating A Meaningful Clinical Response
Baseline, Year 1

A meaningful clinical response was defined as an improvement in at least 2 of the 3 main efficacy parameters: a) an increase in hemoglobin of greater than or equal to (\>=) 0.5 gram/deciliter from baseline, b) an increase in platelets of \>=15 percent (%) from baseline, c) reduction in total spleen volume of \>= 15% from baseline. As hemoglobin, platelets, total spleen volume were abnormal at baseline, within each participant, only those parameters were used in the evaluation of meaningful clinical response which were abnormal at baseline.

Pharmacokinetic (PK) parameter: Cmax
Multiple timepoints up to Day 35

Eliglustat after single and repeated doses: Maximum plasma concentration observed (Cmax)

Pharmacokinetic (PK) parameter: tmax
Multiple timepoints up to Day 35

Eliglustat after single and repeated doses: Time to reach Cmax

Pharmacokinetic (PK) parameter: AUC0-T
Multiple timepoints up to Day 35

Eliglustat after single and repeated doses: Area under the plasma concentration versus time curve calculated using the trapezoidal method (AUC0-T)

Pharmacokinetic (PK) parameter: AUC
Multiple timepoints up to Day 35

Eliglustat after single and repeated doses: Area under the plasma concentration versus time curve (AUC)

Assessment of PK parameter: Maximum plasma concentration observed (Cmax)
3 days
Assessment of PK parameter: Area under the plasma concentration (AUC)
3 days
- Assessment of PK parameter: Maximum plasma concentration observed (Cmax)
3 days
- Assessment of PK parameter: Area under the plasma concentration (AUC)
3 days
Measurement of palatability by 100 mm visual analogue scale (VAS) for overall acceptability
Each day for 3 days immediately post expectorating the sample
Plasma pharmacokinetic (PK) parameter: Cmax
Multiple timepoints on Day 1

Maximum plasma concentration observed (Cmax)

Plasma pharmacokinetic (PK) parameter tmax
Multiple timepoints on Day 1

Time to reach Cmax (tmax)

Plasma pharmacokinetic (PK) parameter AUClast
Multiple timepoints on Day 1

Area under the plasma concentration versus time curve calculated using the trapezoidal method from time zero to the real time tlast (AUClast)

Plasma pharmacokinetic (PK) parameter AUC 0-2h
Multiple timepoints on Day 1

Area under the plasma concentration versus time curve calculated using the trapezoidal method from time zero to 2 hours (h) post dose (AUC0-2h)

Plasma pharmacokinetic (PK) parameter AUC 2-4h
Multiple timepoints on Day 1

Area under the plasma concentration versus time curve calculated using the trapezoidal method from time 2 hours post dose to 4 hours post dose (AUC2-4h)

Plasma pharmacokinetic (PK) parameter AUC 4-6h
Multiple timepoints on Day 1

Area under the plasma concentration versus time curve calculated using the trapezoidal method from time 4 hours post dose to 6 hours post dose (AUC4-6h)

Plasma pharmacokinetic (PK) parameter tlast
Multiple timepoints on Day 1
Metoprolol area under the plasma concentration time curve from time zero to the last evaluable concentration (AUC0-last)
Day 1 and Day 7; predose and up to 48 hours after drug administration
Metoprolol area under the plasma concentration time curve from time zero extrapolated to infinity (AUC0-∞)
Day 1 and Day 7; Predose and up to 48 hours after drug administration

Secondary Endpoints

Change From Current Study Baseline in Gaucher Disease Type 1 (GD1) Biomarker Levels: Chitotriosidase at Week 26, 52, 78, 104, 130, 156, 182, 208 and 234
Study Baseline, Week 26, 52, 78, 104, 130, 156, 182, 208 and 234
Change From Eliglustat Baseline in Gaucher Disease Type 1 (GD1) Biomarker Levels: Chitotriosidase at Week 26, 52, 78, 104, 130, 156, 182, 208 and 234
Eliglustat Baseline, Week 26, 52, 78, 104, 130, 156, 182, 208 and 234 of the current study
Change From Current Study Baseline in GD1 Biomarker Levels: Glucosylceramide (GL-1) at Week 26, 52, 78, 104, 130, 156, 182, 208 and 234
Study Baseline, Week 26, 52, 78, 104, 130, 156, 182, 208 and 234
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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
EliglustatEXPERIMENTALParticipants who completed one of the Phase 2 (GZGD00304 \[NCT00358150\]) or Phase 3 studies (GZGD02507 \[NCT00891202\], GZGD02607 \[NCT00943111\], or GZGD03109 \[NCT01074944\]) were enrolled in this current (EFC13781) study. Participants who were cytochrome P450 (CYP) 2D6 intermediate metabolizer (IM), extensive metabolizer (EM) and ultra-rapid metabolizers (URM) received eliglustat 84 milligrams (mg) twice daily and participants who were CYP2D6 poor metabolizer (PM) received eliglustat 84 mg once daily, for duration of minimum 2 years (unless early discontinuation occurred) and up to 4 years, or until commercial eliglustat was available to participants through reimbursement or through the compassionate use (expanded access) program.
Twice Daily (BID) Dose RegimenEXPERIMENTALPatients will receive either 50 mg BID or 100 mg BID
Once Daily (QD) Dose RegimenEXPERIMENTALPatients will receive either 100 mg QD or 200 mg QD
ActiveEXPERIMENTALEliglustat
PlaceboPLACEBO_COMPARATORPlacebo
InvestigationalEXPERIMENTALEliglustat tartrate
ImigluceraseACTIVE_COMPARATOR -
Eliglustat tartrateEXPERIMENTAL -
Group 1EXPERIMENTALCYP2D6 Extensive metabolizers - dose 1, 2 and 3 of eliglustat
Group 2EXPERIMENTALCYP2D6 Poor metabolizers - dose 1, 2 and 3 of eliglustat
GZ385660 (healthy subjects)EXPERIMENTALSingle dose of eliglustat tartrate will be given under fed conditions
GZ385660 (subjects with mild hepatic impairment)EXPERIMENTALSingle dose of eliglustat tartrate will be given under fed conditions
GZ385660 (subjects with moderate hepatic impairment)EXPERIMENTALSingle dose of eliglustat tartrate will be given under fed conditions
GZ385660 (subjects with mild renal impairment)EXPERIMENTALSingle dose of eliglustat tartrate will be given under fed conditions
GZ385660 (subjects with moderate renal impairment)EXPERIMENTALSingle dose of eliglustat tartrate will be given under fed conditions
GZ385660 (subjects with severe renal impairment)EXPERIMENTALSingle dose of eliglustat tartrate will be given under fed conditions
Concentration 1 eliglustat in vehicle AEXPERIMENTALSingle dose of 5 mL solution held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 1 eliglustat in vehicle BEXPERIMENTALSingle dose of 5 mL solution held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 1 eliglustat in vehicle CEXPERIMENTALSingle dose of 5 mL solution held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 1 eliglustat in vehicle DEXPERIMENTALSingle dose of 5 mL solution held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 1 eliglustat in vehicle EEXPERIMENTALSingle dose of 5 mL solution held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 2 eliglustat in vehicle AEXPERIMENTALSingle dose of 5 mL liquid formulation held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 2 eliglustat in vehicle BEXPERIMENTALSingle dose of 5 mL liquid formulation held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 2 eliglustat in vehicle CEXPERIMENTALSingle dose of 5 mL liquid formulation held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 2 eliglustat in vehicle DEXPERIMENTALSingle dose of 5 mL liquid formulation held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 2 eliglustat in vehicle EEXPERIMENTALSingle dose of 5 mL liquid formulation held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 3 eliglustat in vehicle AEXPERIMENTALSingle dose of 5 mL liquid formulation held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 3 eliglustat in vehicle BEXPERIMENTALSingle dose of 5 mL liquid formulation held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 3 eliglustat in vehicle CEXPERIMENTALSingle dose of 5 mL liquid formulation held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 3 eliglustat in vehicle DEXPERIMENTALSingle dose of 5 mL liquid formulation held in the mouth for 15 seconds with swishing but with no ingestion
Concentration 3 eliglustat in vehicle EEXPERIMENTALSingle dose of 5 mL liquid formulation held in the mouth for 15 seconds with swishing but with no ingestion
Metoprolol alone then eliglustat + metoprololEXPERIMENTALIn Period 1 all participants will receive a single oral dose of metoprolol 50 mg on Day 1. In Period 2, participants will receive repeat oral doses of eliglustat 150 mg twice a day from Day 3 to Day 8 and a single oral dose of metoprolol 50 mg on Day 7.

Interventions

NameTypeDescription
Eliglustat, GZ385660DRUGPharmaceutical form: capsule Route of administration: oral
Eliglustat tartrateDRUGOral Capsule in 50 mg or 100 mg dosages
PlaceboDRUGPAP: Matching placebo capsule once daily on Day 1 followed by matching placebo capsule BID from Day 2 through Week 39. LTTP: Participants of the placebo arm in PAP who completed PAP were included in LTTP and received eliglustat tartrate from Day 1 (post Week 39) up to Week 312. Day 1 (post Week 39) was considered as baseline for LTTP. On Day 1, participants received eliglustat tartrate capsule 50 mg BID orally until Week 43 followed by eliglustat tartrate 50 mg or 100 mg capsule BID up to Week 47, then eliglustat tartrate 50 mg or 100 mg or 150 mg capsule BID up to Week 312. Dose adjustments at Week 43 and Week 47 were based on Genz-99067 trough plasma concentrations (if trough plasma concentration \<5 ng/mL: next higher dose administered; if \>=5 ng/mL: same dose continued) at Week 41 \& Week 45, respectively.
ImigluceraseDRUGPAP: Imiglucerase intravenous infusion every other week (q2w) up to Week 52 in doses equivalent to participant's past ERT dose prior to any unanticipated treatment interruption, dose reduction, or regimen change. LTTP: Participants originally randomized to imiglucerase received eliglustat tartrate capsule 50 mg BID orally from Week 52+1 Day to Week 56 followed by eliglustat tartrate 50 mg or 100 mg capsule BID up to Week 60, and then eliglustat tartrate 50 mg or 100 mg or 150 mg capsule BID up to 5 years. The dose adjustments after Week 56 and Week 60 were based on Genz-99067 (active moiety of eliglustat tartrate in plasma) trough plasma concentrations. If Genz-99067 trough plasma concentration was \<5 ng/mL the next higher dose was administered whereas if the Genz-99067 trough plasma concentration was \>=5 ng/mL the same dose was continued. The PK assessment at Week 54 and Week 58 were used for dose adjustment after Week 56 and Week 60, respectively.
EliglustatDRUGPharmaceutical form:Capsule-Route of administration:Oral
MetoprololDRUGTablets for oral administration
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites4

Inclusion criteria : * The participant must have successfully completed the Phase 2 (GZGD00304) or a Phase 3 study (GZGD02507, GZGD02607 or GZGD03109). Successful completion was defined as participants enrolled in one of the above mentioned studies who received eliglustat through the end of the stu...

Countries:CanadaRussiaTunisiaUnited StatesAustraliaAustriaBrazilChinaCroatiaFranceGreeceIndiaJapanNetherlandsPortugalRomaniaSerbiaSwedenBulgariaColombiaIsraelLebanonMexicoUnited KingdomArgentinaEgyptGermanyItalySpain
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Frequently asked questions about Eliglustat

What is Eliglustat used for?

Eliglustat is an investigational small molecule being developed by Sanofi (SNY) for the treatment of Gaucher disease, specifically Type 1 Gaucher disease. It is currently in Phase 3 clinical development and has not been approved by the FDA.

What does Eliglustat target?

Eliglustat is a small molecule that targets glucocerebrosidase, an enzyme deficient in Gaucher disease. By inhibiting glucosylceramide synthase, it reduces the accumulation of glucosylceramide, the substrate that builds up in cells of patients with Type 1 Gaucher disease.

Who makes Eliglustat?

Eliglustat is being developed by Sanofi, a multinational pharmaceutical company listed on the stock exchange under the ticker SNY. Sanofi is conducting clinical trials to evaluate the safety and efficacy of Eliglustat for Gaucher disease.

What phase is Eliglustat in?

Eliglustat is currently in Phase 3 clinical development for Gaucher disease. It has completed five clinical trials, including a Phase 3 study, and remains an investigational drug that has not yet received FDA approval.

What clinical trials is Eliglustat in?

Eliglustat has been studied in several clinical trials, including NCT00358150 (Phase 2), NCT00891202 (Phase 3), NCT06188325 (Phase 1), and NCT06193304 (Phase 1). These trials have evaluated its efficacy, safety, and pharmacokinetics in patients with Gaucher disease and healthy volunteers.

Is Eliglustat the same as Genz-112638?

Yes, Eliglustat is also known as Genz-112638, as referenced in the titles of its clinical trials. This alternative name is used in earlier studies, such as NCT00358150 and NCT00891202, to describe the same investigational drug.