<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hi doctor, I have been having irregular menstrual cycles for the past few months. Sometimes its heavy bleeding, and other times its very light. Ive also been experiencing cramps and mood swings.  <response>: Based on your symptoms, I recommend you take Medroxyprogesterone or Modicon to regulate your menstrual cycle. These medications will also help in reducing your cramps and mood swings. 