Hi My Grandma Is 76 And Has Epilepsy, He Found

Hi my grandma is 76 and has epilepsy, he found her is the bathroom this normal sleeping because she told us she forgot how to get up and also it happend again 2 hours after and also she is forgetting to use the bathroom so she has been doing it in her pants like 3 times already, should we take her to the hospital right away?? Is it something serious?