HI My wife is not having menstruation cycle for last 36 days... LMS was 17jun12, she is having giddiness, headache , pressure feeling in head, tiredness, fatigue , and we consulted a Gynecologist and she said there is hormonal imbalance, she presribed doloniex DT. and pregnancy test is -ve via urine test.. kindly suggest if it is advisable to have her cycle by the use of medicines...