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Single Ascending Dose of SAB-176

Phase 1

PHA1A | Small molecule | Other |SAB Biotherapeutics, Inc.|Last Updated: Sep 19, 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
RandomizedDouble-BlindPLACEBO_CONTROLLEDBiomarker
Total Trials1
Total Enrollment28
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT06435936A Study to Assess the Safety of SAB-176 to Prevent the Flu, Given IM in Healthy Adults Compared With PlaceboPHASE1 ACTIVE NOT_RECRUITING 28Apr 22, 2024Feb 1, 2025Sep 19, 20241 United States
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Study Endpoints
Primary Endpoints
Occurrence of solicited local and systemic adverse events (AEs) through Day 29.
Dosing through Day 29

Solicited AEs will be collected after administration of the investigational product up to 28 days post-injection. Unsolicited AEs will be collected until the last study visit (up to Day 61). AEs will be summarized for the number of subjects who experience an AE or the number of AE events by analysis group, MedDRA category, severity grading scale, and post-baseline timepoint.

Occurrence of IP-related unsolicited AEs through Day 61.
Dosing through Day 61

Solicited AEs will be collected after administration of the investigational product up to 28 days post-injection. Unsolicited AEs will be collected until the last study visit (up to Day 61). AEs will be summarized for the number of subjects who experience an AE or the number of AE events by analysis group, MedDRA category, severity grading scale, and post-baseline timepoint.

Occurrence of serious adverse events (SAEs) through Day 61.
Dosing through Day 61

Solicited AEs will be collected after administration of the investigational product up to 28 days post-injection. Unsolicited AEs will be collected until the last study visit (up to Day 61). AEs will be summarized for the number of subjects who experience an AE or the number of AE events by analysis group, MedDRA category, severity grading scale, and post-baseline timepoint.

Secondary Endpoints
Hemagglutination Inhibition (HAI) against influenza A strains (H1N1, H3N2)
1 hour post dose, Day 1, Day 8, Day 14, Day 28, Day 60
Microneutralization (MN) titers against influenza A strains (H1N1, H3N2)
1 hour post dose, Day 1, Day 8, Day 14, Day 28, Day 60
Hemagglutination Inhibition (HAI) against influenza B strains (B-Victoria lineage, B/Yamagata lineage)
1 hour post dose, Day 1, Day 8, Day 14, Day 28, Day 60
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Study Design & Arms
AllocationRANDOMIZED
MaskingDOUBLE
ModelSEQUENTIAL
PurposeBASIC_SCIENCE
Treatment Arms
ArmTypeDescription
SAB-176 1 mLEXPERIMENTAL1 mL (\~75 mg) SAB-176 dose
Placebo 1mLPLACEBO_COMPARATORNormal Saline
SAB-176 3mLEXPERIMENTAL3 mL (\~225 mg) SAB-176 dose
Placebo 3mLPLACEBO_COMPARATORNormal Saline
SAB-176 5mLEXPERIMENTAL5 mL (\~375 mg) SAB-176 dose
Placebo 5mLPLACEBO_COMPARATORNormal Saline
SAB-176 20mLEXPERIMENTAL20 mL (\~1500 mg) SAB-176 dose
Placebo 20mLPLACEBO_COMPARATORNormal Saline
Interventions
NameTypeDescription
Single Ascending Dose of SAB-176DRUGSingle ascending dose
Single Ascending Dose of PlaceboDRUGSingle ascending dose
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Eligibility Criteria
Age Range18 Years — 60 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * 1\. Healthy adult, male or female, aged 18 to 60 years (inclusive) at the time of enrollment. 2\. Completion and review of assessment of understanding test (achieved \> 70% accuracy). 3\. Signed informed consent document. 4. Available for the required follow-up period an...

Countries:United States
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Recent Changes (Last 90 Days)
LOWMay 26, 2026NCT06435936primaryCompletionDate: changed
LOWMay 24, 2026NCT06435936studyFirstPostDate: changed