hi, m a 19yr old girl studyin in clg..on 16th feb me n my bf almost had sex ie we didnt hav actual intercourse but he fingered me n his finer mite hav been covered wid his semen, we r nt sure..but to be on the safer side i had a blister pack of emergency contraceptive(pill 72 by cipla). then i had my periods on 23rd feb tho they were due on 16-17th feb..bn this month havnt had my periods till yet even tho they were due between 23rd-28th so m worried if i may b pregnant..bt theres no outward syptoms as such..plzzzzz tell me can i be pregnant…wat shud i do to confirm it…