Hello, It may be due to eczema. Eczema is a condition where patches of skin become inflamed, itchy, red, cracked, and rough. Blisters may sometimes occur. Certain foods can trigger symptoms, such as nuts and dairy.Eczema can also be triggered by environmental factors like smoke and pollen. However, eczema is not a curable condition. Treatment for the condition aims to heal the affected skin and prevent flare-ups of symptoms. Avoid allergens causing it ,use anti histamine like tablet Atarax twice a day for five days. use Moisturex cream, if symptoms not improved please consult your dermatologist he will examine and treat you accordingly. Hope I have answered your query. Let me know if I can assist you further.