Mam maine apani gf ke sath 27 december ko sex kiya tha aur usaka period time 10to 12 hai par abhi tak piriod nahi aaya aur pregnancy test bhi nigetive hai.. Hame kya karna chahiye kya koyi medicine leni chahiye agar leni chahiye to kaun si jyada achhi rahegi plzzzz mam help us plzzzz