I Have Be Prescribed Neomycin And Polymyxin B Sulfates And

I have be prescribed neomycin and polymyxin b sulfates and hydrocortisone otic solution to apply to my toes because I and having a reaction to the chemical applied after my nails were removed. It states on the box for use in ears only. In addition I am allergic to sulfates and want to make sure it is safe for me to use.