I Started To Have Small Random Rashes...itch At Times, I'm

I started to have small random rashes...itch at times, i'm using Cortisone HCl. I have mod-severe arthritis & fibromyalgia. The Rheumatologist just added Cymbalta for pain....anxiety/ depression--lately. i also notice my finger tips are more red-looking....hands have been painful. cramp up easily. Thank you. Louise