Pio shots... how much longer?!

Andrea • Momma of 1 👧🏼 March 19- IVF-fresh transfer= miscarriage @8 weeks. July 19- 2nd IVF= 🌈👶🏼 Due 4/2!

After a positive blood test, how much longer did everyone’s dr say they have to do the pio shots? Mine said until I’m 12 weeks!?! Ahhhh 😩 I’m dying over here!