Hi..really confuse hea diagonised with pcos Dr suggested for injection .so took in on 8th ,10th n 12th feb since then on 24th of feb had slight bleeding and beside that no mense .took preg test at home got positve result when to see Dr on 20th march for TVS test yet Dr said he could not find anythng on the test .Dr therefor suggested duphaston for 10days i follwed it .its 9days late after taking the medicine yet no periods moreover backache and sore breast feeling is killing me please help me.