Mollie Barrett-Earley

Hello I am 22 months Post op and haveing a hard time staying awake !! I go to sleep at 9:30 pm every night and get plenty of rest I also take all my vitamins and b12 sublingual 2x's a day.....I drink my coffee in the am's to stay awake and that does not help much I sleep on my lunch break in my car ....help ??? any one have any suggestions??