Nauseousness After Sex?

QueenLea💕💋😍 • Mommy to Be December 2018! Novalie Rose Dufton💋💗 Bisexual😍 My Fiance Is Older 💕 Tattoo Beginner 💉 Be kind, Tomorrow is not Promised 😇

so last night me and my SO Had intercourse and I seriously thought I was going to vomit . I had to keep swallowing to make sure I didn't . what do u guys think?? any advice ? 10dpo?