my periods are being irregular from the last 3 months now periods are missed by 45 days. my period came on 26th june last. i did pregnancy test in the morning on 2nd Aug it came negative. i did it again on 11th afternoon it came positive. i dont want the pregnancy as i already i have a 3 yrs old son and m a working women. cant take care of the second. pls tell me what should i do??