i had a neck injury and was getting cervical spine epidurals with...

i had a neck injury and was getting cervical spine epidurals withprednisone. i started having night sweats , trouble thinking an bad bad mood swings. to keep the list going ,terrible headaches ,muscle weakness,numbness in my arms and fingers. i thought i was going nuts and then was told it was a reaction the the drug. nice that they told me. if i had known the sid affects before i would not have gone ahead with the epidurals. does anyone know how long this will last? thankstami