Phenytoin (sodium channel blocker) and ethosuximide (calciumchannel blocker) are anti-seizure drugs that stop seizures fromhappening. These drugs work by inhibiting electrical impulses(action potentials) from occurring. Explain the importance ofsodium and calcium channels on a neuron and and the reasons whyaction potentials do not occur when these channels are inhibited.Be sure to include the phases of an action potential, the channelsinvolved, and the importance of an action potential.
