A two years old boy had high-grade fever. Few hours later he developed up rolling of eyes with frothing from mouth. Episode lasted for less than 15 min. He recovered completely within 15 min. 12 hours laters he had similar episode of up rolling of eyes he had high fever at that time frothing.

This time also he recovered within 15 minutes. He remained normal between these 12 hours of episode. How should this case be approached? Is LP indicated?