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A Phase 2, Randomized, Double-blind, Placebo-controlled Crossover Study Evaluating the Efficacy and Safety of LTG-321 in Patients with Osteoarthritis of the Knee

Status
Not yet recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2026-525966-22-00
Enrollment
180
Registered
2026-06-22
Start date
Unknown
Completion date
Unknown
Last updated
2026-06-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Osteoarthritis of the knee

Brief summary

Change in WOMAC pain subscale score from pre-dose at the start of each treatment period (Day 1, Day 28) to the end of each treatment period (Day 14, Day 41).

Detailed description

Change from baseline (7-day diary run-in) in weekly mean Average and Worst Pain score (via average and worst pain NPRS) each week of each treatment period (Period 1 Week 1 [Days 1-6], Period 1 Week 2 [Days 7-13], Period 2 Week 1 [Days 28-33], Period 2 Week 2 [Days 34-40])., Change in WOMAC physical function subscale score from pre-dose at the start of each treatment period (Day 1, Day 28) to the end of each treatment period (Day 14, Day 41)., Change in participant assessment of pain score during StEPP from pre-dose at the start of each treatment period (Day 1, Day 28) to the end of each treatment period (Day 14, Day 41)., Change in WOMAC stiffness subscale score from pre-dose at the start of each treatment period (Day 1, Day 28) to the end of each treatment period (Day 14, Day 41)., PGA of study drug score at the end of each treatment period (Day 14, Day 41)., Proportion of participants with favorable (rating of “good,” “very good” or “excellent”) PGA of study drug at the end of each treatment period (Day 14, Day 41)., Total rescue medication use for target knee during each treatment period., Incidence, severity, and relatedness of TEAEs, SAEs, discontinuations due to TEAEs, and deaths., Change from baseline in vital signs, ECG, and laboratory test values., Plasma concentrations of LTG-321 and its metabolites after the first and last dose of study drug in the active treatment period.

Interventions

DRUGMatched Placebo
DRUGLTG-321 Tablet

Sponsors

Latigo Biotherapeutics Inc.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Change in WOMAC pain subscale score from pre-dose at the start of each treatment period (Day 1, Day 28) to the end of each treatment period (Day 14, Day 41).

Secondary

MeasureTime frame
Change from baseline (7-day diary run-in) in weekly mean Average and Worst Pain score (via average and worst pain NPRS) each week of each treatment period (Period 1 Week 1 [Days 1-6], Period 1 Week 2 [Days 7-13], Period 2 Week 1 [Days 28-33], Period 2 Week 2 [Days 34-40])., Change in WOMAC physical function subscale score from pre-dose at the start of each treatment period (Day 1, Day 28) to the end of each treatment period (Day 14, Day 41)., Change in participant assessment of pain score during StEPP from pre-dose at the start of each treatment period (Day 1, Day 28) to the end of each treatment period (Day 14, Day 41)., Change in WOMAC stiffness subscale score from pre-dose at the start of each treatment period (Day 1, Day 28) to the end of each treatment period (Day 14, Day 41)., PGA of study drug score at the end of each treatment period (Day 14, Day 41)., Proportion of participants with favorable (rating of “good,” “very good” or “excellent”) PGA of study drug at the end of each t

Outcome results

None listed

Source: EU CTIS · Data processed: Jun 23, 2026