Last year i was told i had pcos then they put me on birth control in october i hadfound oit i was allergic to it but by that time it had regulated my cycle so since then i have had a regular cycle till feb when i had a chemical pregnancy and a miscarriage then it was regular still untill may when i was a week late then it was light and scattered and now the moth of june i didnt have one at all i dont k ow if im preg or not i took a hpt 4 days after my missed period and it was a BFN but still no period i havent tested since then what should i do