Aygestin Anyone?

JEN • Married 12/31/11 TTC since 1/1/12. We suffered a mc 12/23/14 :( started 2015 we did injections, still BFN, did 1 IUI BFN finally moved to IVF (long lupron protcol) in Sept. BFP! EDD 07/17/16

Hi ladies,

My dr gave me aygestin to take since I have a 42mm and 36mm cyst on my right ovary. I have to take it for 21 days (3 days left to go) does anyone know how soon I should get my period after this?