After morning pill

Hooked up with a friend and used pull out method twice. I know probably the least effective form of birth control, so I'm thinking of getting a morning after pill. It happened a day after my period ended and I am paranoid about getting pregnant, glow seems to think I'm ovulating. 
I thought typically people ovulating 14 days after they
Begin their period
(Very religious family... Can't can't can't get pregnant)
Those of you who have, what are some side effects you experienced? 
Sorry this is a lot of questions in one post.
Would you recommend I take it? 
Thanks for the advice