I had two depo-provera shots and had a two month period. missed my depo-provera shot on the 6th of oct. can i be pregnant? im feeling nausea and sleepy

Sure: Sure you can, if you had sex at the right time. Take a pregnancy test or go see your doctor for one.

Yes, you could be: Theoretically you can get pregnancy as soon as you miss your shot. Each woman is different & how long it takes to return to fertility is highly variable. Some women get pregnant right away after missing a shot; for others it may take up to a year to conceive once they stop the depo. It is advised that you use alternate/barrier (condom) contraception if you miss a shot. Consider a home prey test