Help?!

So I haven't had my period for 5 months because I have PCOD but I decided to get onto birth control because I needed to anyway. I started it Sunday even though I'm not having my period is that okay? Usually they tell you to start the day of or after your period. 
Help? 

Glow Resources

Let’s Glow

Glow is here for you on your path to pregnancy

Glow helps you navigate your fertility journey with smart tools, personalized insights, and guidance from medical experts who understand what matters most.

25+ million

Users

4.8 stars

200k+ app ratings

20+

Medical advisors