has anyone used an ovulation kit as a pregnancy test?

Christina • Miracle baby debuting October 2017 ❤
Im 4 days from my blood test post two week <a href="https://glowing.com/glow-fertility-program">IUI</a> and I couldn't take the wait anymore so I used ovulation kit I had home.... I read online you will get smiley face if pregnant I got a big fat empty circle!!!!! I don't feel good I feel nausea and tender nipples.... Please help I feel like a nervous wreck I know I did it to myself though 😢