hello doctor For my wife not got period , before that fixed multiload in the month of December 2011 in hospital to avoid pregancy for 3 years for birth control , we have 11months girl baby, Then January month got period two times within a week, then Feburary month got periods regularly , march month period not came , we consulted doctor checked pregancy found negative , then doctor given prescripation take regestrone 5mg for 10 days , 10 days completed on 21/04/2012, then when will period will come. regards, prabhu