Heart problem and pregnancy

Sabrina • Mommy to a baby boy 👨and Mommy to be to a princess 🎀due may 28th ❤
I'm currently in the hospital I'm 28 Weeks & 5 days I am in preterm labor i was good never had my heart race till i started to feel the magnesium sulfate side effects I'm waiting to finish this bag and after get a ekg ;