The results

Hello ladies i posted earlier that i am two weeks late, last first day of period was dec 15th... Went to obgyn this AM, I got a negative urine, doc didn't take blood test idk why, but told me to take another test in a week from today if negative she wants me to then start provera I'm heart broken 😢 I was almost certain today I would of got my BFP. Anyone know what PROVERA IS. ANYONE EVER GET A NEGITIVE AFTER TWO WEEKS AN IF SO THEY EVER FIND REASON TO LATE PERIOD. OR DID U LATER FIND OUT U WHERE ACTUALLY PREGNANT??? PLEASE HELP THANK U IN ADVANCE