Spotting A Week Before Period Change In Diet I Am On Destogen Birth Control And I Had Dark Brown Spotting 5 Days Befor My Period And I Am 11/2 Weeks Late?

I am on destogen birth control and I had dark brown spotting 5 days befor my period and I am 11/2 weeks late? - spotting a week before period change in diet

He had started dark brown stain 5 days before my time. Now I'm almost 2 weeks late for my period. Destrogen and I wonder why I did not get my period. No abnormal signs in general. Destrogen I spent 5 months now, and miss no pills. I take them at the same time every day. I never had before, dass Can someone explain what is wrong. I'm in a normal cycle of 28 days, and I'm always on time. Without tension in the life of any change of diet or weight.