hi am 25 years old married woman, i was supposed to have my periods on 23rd march, but still i have not got my periods. last period was on 20th feb, my cycles are usually 31 days and its regular. A my husband is out of station since 2 months, so me becoming pregnant is impossible. i consulted doctor n she had suggested me to take regestrone 5mg for 4days 1-1 after meals. Can you please help me in this.