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SPY002-091

Phase 1

Healthy | Small molecule | Other |Spyre Therapeutics, Inc.|Last Updated: Aug 25, 2026

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials1
Total Enrollment50

FDA Designations

No designations recorded

Clinical trial landscape

SPY002-091 · 1 trial · 1 indication

Phase 1 1
NCT06672718A Study of SPY002-091 in Healthy VolunteersHealthy
COMPLETED50 Analytics
PHASE1COMPLETED
A Study of SPY002-091 in Healthy Volunteers
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Study Endpoints

Primary Endpoints

Treatment emergent adverse events
Up to 40 weeks

Incidence, severity, and causal relationship of TEAEs

Secondary Endpoints

Cmax
Up to 40 weeks
Tmax
Up to 40 weeks
AUC
Up to 40 weeks
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelSEQUENTIAL
PurposeBASIC_SCIENCE

Treatment Arms

ArmTypeDescription
SAD Cohorts 1-5, Experimental ArmEXPERIMENTALParticipants will receive a single dose of SPY002-091 in a dose escalation format
SAD Cohorts 1-5, Placebo ArmPLACEBO_COMPARATORParticipants will receive a single dose of placebo
SAD Cohort 6 Experimental ArmEXPERIMENTALParticipants of Chinese descent will receive a single dose of SPY002-091
SAD Cohorts 6 Placebo ArmPLACEBO_COMPARATORParticipants of Chinese descent will receive a single dose of placebo

Interventions

NameTypeDescription
SPY002-091DRUGExperimental
PlaceboOTHERPlacebo
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Eligibility Criteria

Age Range18 Years to 65 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Healthy men and women * Willing and able to attend the necessary visits to the CRU, comply with all testing requirements, remain at the study site unit for the duration of the confinement period and return for the outpatient visits Exclusion Criteria: * Participation in more...

Countries:United States
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Recent Changes (Last 90 Days)

HIGHAug 25, 2026NCT06672718Status: ACTIVE_NOT_RECRUITING → COMPLETED
HIGHAug 25, 2026NCT06672718Status: ACTIVE_NOT_RECRUITING → COMPLETED
MEDIUMJun 12, 2026NCT06672718Status: RECRUITING → ACTIVE_NOT_RECRUITING
MEDIUMJun 12, 2026NCT06672718Status: RECRUITING → ACTIVE_NOT_RECRUITING

Frequently asked questions about SPY002-091

What is SPY002-091?

SPY002-091 is an investigational small molecule being developed by Spyre Therapeutics, Inc. (NASDAQ: SYRE). It is currently in Phase 1 clinical development. A completed Phase 1 study evaluated the drug in healthy volunteers in the United States.

What is SPY002-091 used for?

SPY002-091 is being studied for use in healthy volunteers as part of early clinical development. The completed Phase 1 trial assessed the drug's safety and tolerability in this population. Its intended therapeutic use has not been disclosed.

Who makes SPY002-091?

SPY002-091 is developed by Spyre Therapeutics, Inc., a biopharmaceutical company traded on NASDAQ under the ticker SYRE. The company is conducting clinical research on this investigational small molecule.

What phase is SPY002-091 in?

SPY002-091 is in Phase 1 clinical development. A Phase 1 study of the drug in healthy volunteers has been completed. The drug is investigational and has not been approved by regulatory authorities.

What clinical trials is SPY002-091 in?

SPY002-091 has one completed clinical trial, NCT06672718, titled "A Study of SPY002-091 in Healthy Volunteers." This Phase 1, randomized, double-blind, placebo-controlled study enrolled 50 healthy adults aged 18 years and older in the United States.