Karolinska Development’s portfolio company Umecrine Cognition publishes data on the benefits of early treatment with golexanolone in Parkinson’s disease

STOCKHOLM – November 17, 2025. Karolinska Development AB (Nasdaq Stockholm: KDEV) today announces that its portfolio company Umecrine Cognition has published data in the scientific journal Neuropharmacology, showing sustained benefits of early treatment with golexanolone in a Parkinson's disease model. The data show that golexanolone may delay the progression of Parkinson’s disease symptoms and postpone the need for L-DOPA treatment if the therapy is administered early.