Idk whats wrong...

Cortney • Mother to 4 Stepmother to 5 with 2 fur babies 👫👦👧👦👦👧👦👧👶🐶🐶
Has anyone been on depo and then stopped and their periods be really late? I got my last shot in september and only had 1 period since then and im a week late. I took a pregnancy test it was negative. Im so frustrated. Any advice?