I have a rash on forarms and for head ,Eyelids ,Itchy as Hell,At work I spray epoxy urathane with zylene and MEK solvents ,I got splashed 10 days ago ,Washed with water for 30 mins ,use Hydrocortison cream,No go, What about Benadryl ,Not seen the doctor yet, What do you think,,,Forehead starting to swell Sorry I have no Credit card