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Kalaris Therapeutics Reports Positive TH103 Phase 1a SAD Results from Expanded Neovascular AMD Cohorts

$KLRSPress releaseJul 17, 2026, 7:00 AM ETRead the release

Kalaris Therapeutics reported positive Phase 1a SAD results for TH103 in neovascular AMD, demonstrating robust structural and functional improvements in 17 treatment-naive patients. Pharmacokinetic data indicated 27- to 53-fold lower Cmax compared to current anti-VEGF agents, with 29% of patients requiring no retreatment over six months.

Key figures

Drug Name
TH103
Phase Of Trial
Phase 1a SAD
Cmax fold reduction
27- to 53-fold
No retreatment 6mo pct
29%
Retreated 4mo plus pct
41%
Retreated 5mo plus pct
35%
Patients treatment naive
17
Phase 1b 2 data timeline
1H 2027
Patients treatment experienced
3

AI analysis

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    KLRS: Kalaris Therapeutics Reports Positive TH103 Phase 1a SAD Results from Expanded Neovascular AMD Cohorts — AI Analysis | Signal8