last month on 28,29, 30, i had spotting then i had my periods on 1 of dec properly for 4-5 days , as i want to go for a pilgrimage i consulted my family physian he told me to take tablet promolut-n fron 15to 21 and then stop he said i shouldbe getting the periods within 2-3 days but still i have not got my periods what should i do doctor please guide