Scared i’m pregnant

Ni

so i’m 17 and i did the deed with my boyfriend on the 9th of jan. i started the pill on the first and i’m not sure if i’ve been taking it irregularly or not. we used a condom but it broke. within the hour i’d gotten a plan b. ik i’m most likely covered and it’s chill but that won’t stop me from worrying. i’m so stressed about this idk what to do