I am PCOS patient , after getting period on 7 june (without medication), i was supposed to have my periods on 11 july which did not show up, i hav also done HPT which is neg. ( thrice). hv tkn deviry 10mg for 5 days from 23 july . It has been 4 days i hav not recieved my periods. I hav got burning pain on the lower body and sometimes pinching pain on breasts as well. i m trying to concieve and has been taking follic acid tablets since 2 months.