Hi. I Have Ms And Ihave A Rash Like Outbreak

Hi. I have ms and Ihave a rash like outbreak on my face that never goes away. Some are like puss like tiny pimples . Some are red . And there are hard placesunder the skin that never completely heal.. I feel like it is from the ms... What to do? This has been goingin for a couple oy years at least.. Very eembarrassing.