Feeling sick since IUI

Katrina • 34: TTC since 12/2017. IUI#1: BFN. Moved out of state and started back up in 7/2018 decided IVF. Retrieval: 9/2018 (15 retrieved, 9 good, 3 made it to day 5). 11/8/2018: IVF #1 11/19: BFP!!! BETA 1: 301 BETA 2: 1254

My <a href="https://glowing.com/glow-fertility-program">IUI</a>#1 was on Monday (18th). Since then I’ve been feeling sick to my stomach. I feel nauseas and I don’t know why. Maybe I’m getting sick or something. Anyone else have the experience?