off the shoulder bridesmaid dress

Fan question
I am 2 months PP and I had my period when I was 3weeks PP but did not start the pill yet. I'be been waiting for mu period for this month so I can start the pill but it did not come. My question is, can I start the pilleven if I hadn't got my period for this month? I am EBF. off the shoulder bridesmaid dress
*Cynthia*