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Antithymocyte Globulin

Phase 1

Acute Myeloid Leukemia | Small molecule | Oncology |Sanofi|Last Updated: Nov 28, 2023

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
NO_TREATMENT_CONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment29
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT00697684Reduced Intensity Conditioning With Clofarabine, Antithymocyte Globulin (ATG), Total Lymphoid Irradiation (TLI) Followed by Allogeneic Stem Cell TransplantPHASE1 COMPLETED 29Jun 1, 2008Nov 1, 2023Nov 28, 20232 United States
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Study Endpoints
Primary Endpoints
To assess the toxicity and donor engraftment following treatment with a reduced intensity preparative regimen consisting of clofarabine, rabbit antithymocyte globulin (ATG), and total lymphoid irradiation followed by the infusion of allogeneic stem cells
30 days
Secondary Endpoints
To determine the incidence of acute and chronic graft versus host disease following clofarabine, rabbit ATG, total lymphoid irradiation, and allogeneic transplantation.
1 year
2. To evaluate the nature of immunologic reconstitution in patients treated clofarabine, rabbit ATG, total lymphoid irradiation, and allogeneic transplantation. The impact of the regimen on the phenotypic and functional characteristics of dendritic cell
1 year
To determine the disease free survival and overall survival of patients undergoing allogeneic transplantation following following clofarabine, rabbit ATG, and total lymphoid irradiation.
Patient lifetime
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Study Design & Arms
AllocationNON_RANDOMIZED
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Cohort 1NO_INTERVENTIONTransplant conditioning will begin day -11 with 5 days of TLI at a dose of 80 cGy per day administered in conjunction with rabbit ATG at a dose of 1.5 mg/kg per day (day -11 to -7). TLI will be completed at 80 cGy per day (day -4 to 0) for a total of 10 fractions (800 cGy).
Cohort 2EXPERIMENTALTransplant conditioning will begin day -11 with 5 days of TLI at a dose of 80 cGy per day administered in conjunction with rabbit ATG at a dose of 1.5 mg/kg per day (day -11 to -7). Clofarabine will be given at 20mg/m2/d IV infused over 1 hour x 5 days (day -6 to -2), for a total dose of 100 mg/m(2). TLI will be completed at 80 cGy per day (day -4 to 0) for a total of 10 fractions (800 cGy).
Cohort 3EXPERIMENTALTransplant conditioning will begin day -11 with 5 days of TLI at a dose of 80 cGy per day administered in conjunction with rabbit ATG at a dose of 1.5 mg/kg per day (day -11 to -7). Clofarabine will be given at 30mg/m2/d IV infused over 1 hour x 5 days (day -6 to -2), for a total dose of 150 mg/m(2). TLI will be completed at 80 cGy per day (day -4 to 0) for a total of 10 fractions (800 cGy).
Cohort 4EXPERIMENTALTransplant conditioning will begin day -11 with 5 days of TLI at a dose of 80 cGy per day administered in conjunction with rabbit ATG at a dose of 1.5 mg/kg per day (day -11 to -7). Clofarabine will be given at 40mg/m2/d IV infused over 1 hour x 5 days (day -6 to -2), for a total dose of 200 mg/m(2). TLI will be completed at 80 cGy per day (day -4 to 0) for a total of 10 fractions (800 cGy).
Interventions
NameTypeDescription
Antithymocyte GlobulinDRUG -
ClofarabineDRUGTransplant conditioning will begin day -11 with 5 days of TLI at a dose of 80 cGy per day administered in conjunction with rabbit ATG at a dose of 1.5 mg/kg per day (day -11 to -7). Clofarabine will be given at 20mg/m2/d IV infused over 1 hour x 5 days (day -6 to -2), for a total dose of 100 mg/m(2). TLI will be completed at 80 cGy per day (day -4 to 0) for a total of 10 fractions (800 cGy).
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Eligibility Criteria
Age Range18 Years — 75 Years
SexALL
Healthy VolunteersNo
Study Sites2

Inclusion Criteria: 1. Patients with a)acute myeloid leukemia exclusive of patients in first complete remission with good risk cytogenetics (translocation 8,21,translocation 15, 17 or inversion 16); B)myelodysplastic syndrome; c)acute lymphocytic leukemia exclusive of patients in first remission wi...

Countries:United States
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