other than benidril what can i take internal for skin darking and burning on my face.i have a rare food allergy and it attack my face time after time.it makes my face looks dark and gray.i try my best too read all my food labels.im allergic too shellfish,all other types of seafood,coconut,and any kind of nuts.its very dippresing. it start out with a burning sensation in my face then itching,rash around my eyes then darkning acure,and it just attack my face only.it makes me feel less atractive.please help.benedrill dont do any thing for me.my face feels inflame