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UPB-101

Phase 1

Healthy | Small molecule | Other |Upstream Bio, Inc.|Last Updated: Sep 3, 2024

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
RandomizedCONTROLLEDBiomarker
Total Trials1
Total Enrollment32
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT05653479Safety and Blood Levels After a Single Injection of UPB-101 in Healthy Japanese and Non-Japanese Non-East Asian AdultsPHASE1 COMPLETED 32Dec 5, 2022May 13, 2023Sep 3, 20241 United Kingdom
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Study Endpoints
Primary Endpoints
Maximum Observed Concentration (Cmax) of UPB-101
Baseline through Day 85

Non-compartmental analysis was used for estimation of PK parameters.

Time to Maximum Observed Concentration (Tmax) of UPB-101
Baseline through Day 85

Non-compartmental analysis was used for estimation of PK parameters.

AUC From Time Zero up to the Last Quantifiable Concentration of UPB-101 (AUClast)
Baseline through Day 85

Non-compartmental analysis was used for estimation of PK parameters. AUC = Area under the concentration-time curve

Secondary Endpoints
Number of Participants With Treatment-emergent Adverse Events and Serious Adverse Events
Baseline through Day 85
Immunogenicity Assessment of UPB-101 When Administered to Japanese and NJNEA Adults
Baseline through Day 85
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Study Design & Arms
AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Treatment Group 1EXPERIMENTALSingle subcutaneous injection of a low dose of UPB-101 (formerly ASP7266) in 8 Japanese participants
Treatment Group 2EXPERIMENTALSingle subcutaneous injection of a medium dose of UPB-101 (formerly ASP7266) in 8 Japanese participants
Treatment Group 3EXPERIMENTALSingle subcutaneous injection of a high dose of UPB-101 (formerly ASP7266) in 8 Japanese participants
Treatment Group 4EXPERIMENTALSingle subcutaneous injection of a high dose of UPB-101 (formerly ASP7266) in 8 Non-Japanese Non-East Asian participants
Interventions
NameTypeDescription
UPB-101DRUGUPB-101 Subcutaneous injection
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Eligibility Criteria
Age Range18 Years — 40 Years
SexALL
Healthy VolunteersYes
Study Sites1

Main Inclusion Criteria: 1. Male or female, aged ≥18 to ≤40 years at the date of signing informed consent 2. Body mass index (BMI) between 18 and 25 kg/m2 3. For Japanese (treatment groups 1, 2 and 3), participants must be: 1. Born in Japan, holding a Japanese passport, 2. Not living outside...

Countries:United Kingdom
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