Exactly a year, took about 9 months for my periods to come back and everything to get back to normal x
Lol it took one month for me. I missed renewing it by a month and literally found out when I went to go renew it because they usually test before each shot.
Im still trying to convince, I only had three injections, had my last one March last year, took 11 months for my periods to come back and currently my cycles are 8 weeks long so only on my third cycle