i was on the depo for 5 years an so stop takng it from last july, i went to the doctor a few weeks ago an he gave me novynette an says my period will come in 21 days time. but i am having some pregnancy symptoms like, enlarged sore breast, severe chest pain, unable to digest food but yet its not coming up, always tired and weak, my mouth is always fresh and regular headaches. i would like to know if it is beacause i am taking d novenette why i am having these problems or i maybe pregnant an dont know.