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vTv Therapeutics Announces Completion of Enrollment in Phase 3 CATT1 Study of Cadisegliatin in Type 1 Diabetes (T1D)

$VTVTPress releaseOct 5, 2026, 8:00 AM ETRead the release

vTv Therapeutics completed enrollment in its Phase 3 CATT1 study of cadisegliatin as adjunctive therapy in type 1 diabetes, with 166 patients randomized. CATT1 (NCT06334133) is a randomized, double-blind, placebo-controlled six-month trial testing 800 mg once- and twice-daily dosing, with a primary endpoint of level 2 and level 3 hypoglycemic events.

Key figures

Drug Name
cadisegliatin (TTP399)
Phase Of Trial
Phase 3
Treatment arms
["cadisegliatin 800 mg once daily","cadisegliatin 800 mg twice daily","placebo"]
Patients randomized
166
Study duration months
6
Topline results timing
mid 2027
T1d prevalence worldwide
9.5 million
T1d prevalence 2040 projection
14.7 million

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