Hi....I have a regular cylce of 28 days. I've been trying to get pregnant for almost a year now.....But i decided to go back to school so i started the pill last month on the first day of my period, June 12...i only took the pills for one week. Now my period has been 8 days late, it was suppost to come on July 10....i took a home test....and it came back neg... I will wait another week if i dont get it i will go see my doctor. Does anyone know if the reason i took the pills is affecting my period?????? Please help!!!!!! ;-)