dr. i am 28 year old woman i am trying to conceive form last 2 years i have pcod but from last 3 month i am on fiber and raw diet and last month i got my period on time but this time again i miss it now its 20 days more in between i done urine test also but it was negative after that i have taken duphaston tablet but i finished it on 9th and as of now i have not got my period please suggest me what to do.