It seems that you are having either irritant or allergic contact dermatitis
Contact with irriant or allergen may be elaborated.
It may be soap, dust, color, house dust mite, pollens, perfume, deoderant, clothes material...etc
Take antihistaminics till relief in itching.
Take a short course of steroids
in tappering dose.
Apply mild steroid cream.
Avoid soap, perfume and deoderants.
Keep away from dust and fume.
Avoid eggs, fish,cows milk,nuts,fermented food in diet.
You may be benefitted.
I hope you got my answer.
Dr. Ilyas Patel MD