I am 40 years old and unmarried women. I would be going for competitive exam on this sunday that is on 19th september. That is the time when I am. Supposed to get my periods. I want to delay it for next 5 days as I have to travel by bus and train for next two days. Kindly suggest me any allopathic medicine with the help of which I can delay my periods as it's very painful during periods. Kindly help with the medicine name and dosage and a safe medicine. Thank you.