Helo my name is Alisha,,,i had my baby on the 6th of April this year,,on July i saw my period,,,i had sex August and 5 days later i took postnor 2 since then i haven t seen my period and every morning i always feel like vomiting,,,, Yesterday i vomited a thick yellowish mukus and it made my mouth so bitter....am i pregnant? I am nt breastfeeding my baby