What Causes Right Sided Migraine With Rash Around The Right Eye?

I have been having a migrane for a week now its usually in my eyes or neck but now its on the top of right side of my head. My memory is horrible here lately I also have a rash around right side of my eye I have no clue what s going on but I m in tears...also I have been feeling more angry lately n every tome I get up set I feel sweaty n my chest starts hurting bad..iv been having a lot of stomache pains after I had my tubes tide. I don t have medicade so havnt been to doctor need help with all my problems or at least I need to know what s going on