He should received the chickenpox vaccine that should get two doses, at least 28 day apart.
Chickenpox is the highly contagious form of disease that caused by the varicella-zoster virus (VZV). It can also cause by an itchy, blister-like rash. The rash was first appears on the chest, in the back, and the face, and then spreads over the entire body, also causing between the 250 and 500 itchy blisters.
The Chickenpox is highly contagious to those who dont haven't had the disease or been vaccinated against it ever.
The most characteristic symptom is the itchy, blister-like rash and on the skin.
Chickenpox can also be prevented by the vaccine. Treatment is usually involves the relieving symptoms, although the high-risk groups may also receive antiviral medication.
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