nav1.3

3'-Methoxydaidzein is a dual isoflavone and Sodium Channel inhibitor. 3'-Methoxydaidzein inhibited NaV1.7, NaV1.8 and NaV1.3 with IC50 of 181 nM, 397 nM and 505 nM, respectively. 3'-Methoxydaidzein was specific for collagen-induced platelet aggregation with IC50 values of 12.3 and 61.5µM, respectively. 3'-Methoxydaidzein acts as an analgesic by inhibiting voltage-gated sodium channels. 3'-Methoxydaidzein showed antioxidant activity and antiplatelet aggregation activity.