Sodium Channel inhibitor1 is a novel and selective voltage-gated sodium channel for pain treatment. (IC50 Value of 0.16 uM and 0.41 uM for Na v1.7, V hold-90mV and Na v1.7, V hold-90mV)
Mexiletine is a non-selective voltage-gated sodium channel blocker. It is a medicine in the class of IB anti-arrhythmic. Mexiletine may also be used in patients experiencing refractory pain and is effective to treat muscle stiffness resulting from myotonic dystrophy or non-dystrophic myotonias.