Hello am am very worried and not sure if I should go see my doctor. Ok we'll I started birth control pills but stopped taking them after 5 day because they made me feel very sick. 4 days later I had a period again which I think was (withdrwal) bleeding. Oct.8th-Oct.13th And I haven't had a period ever science it is know December 17th. I HAVE been haveing unprotected sex however I've taken 3 pregnancy test and they are all negative!!! I have skipped 2 periods know and it's driving me nuts!!!! Should I wait longer and take another pregnancy test? R should I just go to my doctor?