Night nausea?

Bianca • 26- Registered Nurse- Mommy to a 2 year old baby girl named Avery!!
Is anyone else having this nausea that comes in the evening? I'm sure it's as bad as morning, but it's not in the morning. As the day gets later, my nausea and food aversion gets SO bad. And it's not my prenatals because even when I take them in the morning, this still happens. 
Help? FTM here...