Hi welcome to HCMForum. here inyour case cause of amenorrhoea might be harmone you have taken for
protection , anxiety
, or anaemia
. i advise you to consult a physician for diagnosis of the cause. you may have to get the HCGblood test more reliable test for pregnancy
You should understand the safe period . 1st 10 days from the starting of theperiod are safe no pregnancy occurs. 21st to 30th day is safe . 11th to 20th day unsafe for them who dont want pregnancy. means ovulation occurs in this period.
Besides i advise you to follow some food recomendations, as eat more of green leafy vegetables, cereals, sprouts, fruits, and juices to improve blood picture. dont worry you will be fine.