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THB335 single dose

Phase 1

Healthy | Small molecule | Other |Third Harmonic Bio, Inc.|Last Updated: Dec 19, 2025

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 Enrollment60
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT06425861A First in Human Trial Evaluating THB335 in Healthy ParticipantsPHASE1 COMPLETED 60May 2, 2024Dec 18, 2024Dec 19, 20251 United States
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Study Endpoints
Primary Endpoints
Number of Participants with Treatment-Related Adverse Events
Part 1 Day 1 through Day 9 (end of study), and Part 2 Day 1 through Day 29 (end of study)
Secondary Endpoints
Maximum observed plasma concentration (Cmax)
Part 1, and Part 2 on Day 1. Part 2 on Day 14
Time to Cmax (Tmax)
Part 1, and Part 2 on Day 1. Part 2 on Day 14
Area under the plasma concentration-time curve (AUC)
Part 1, and Part 2 on Day 1. Part 2 on Day 14
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Study Design & Arms
AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
THB335 single doseEXPERIMENTALSingle dose of THB335 fasted
THB335 fasted and fedEXPERIMENTALSingle dose of THB335 fasted and then fed
THB335 multiple doseEXPERIMENTAL14 days of multiple ascending doses of THB335
Single dose placeboPLACEBO_COMPARATORSingle dose of placebo capsule, fasted
Fasted and fed placeboPLACEBO_COMPARATORSingle dose of placebo capsule fasted and then fed
Multiple dose placeboPLACEBO_COMPARATOR14 days of multiple doses of placebo capsule
Interventions
NameTypeDescription
THB335 single doseDRUGSingle dose as oral capsule
Single dose placeboDRUGSingle dose as oral capsule
THB335 fasted/fedDRUGSingle dose fasted and fed as oral capsule
Placebo fasted/fedDRUGSingle dose fasted and fed as oral capsule
THB335 multiple doseDRUGMultiple ascending doses oral capsule
Multiple dose placeboDRUGMultiple doses oral capsule
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Eligibility Criteria
Age Range18 Years — 65 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * In good health, determined by no clinically significant findings from medical history, 12 lead electrocardiogram (ECG), vital sign measurements, and clinical laboratory evaluations * Males or females, of any race, between 18 and 65 years of age, inclusive. * Participants must ...

Countries:United States
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