As far as preg is concern ,you may have to do a UPT test , when you are due for your dates .
Whereas , with Unwanted 72 , your periods may be bit delayed / disturbed , if not
pregnant .
I understood your concern and noted the problem as well .I need to ask few more details to make a diagnosis and start treatment and advice which suits you. Pl consult me on Practo , so that I can help you better.book a time slot as per your convenience for consultation.