Hi I Was Recently Diagnosed With Multiple Sclerosis And My

Hi I was recently diagnosed with multiple sclerosis and my medicaid was turned off in process of this and my doctor will not see me with no insurance however has started me on plegridy I have contacted nurse she told me call dr.. but I have a half dollar size red circle around injection site not painful but seems to be getting larger and more red I took my shot for first time 11 days ago should I be concerned. .