welcome to HCM.
Your condition is generalized pruritus causes might be as follows.
1. Hepatitis C
, Chronic liver disease
due to any cause
2. Thyroid abnormality
3. Emotional upset
4. Scabies or insect bite
5. Urticaria due to any food, hair dye, drug, physical factors
You can take Tablet ATARAX 25mg 3 times daily and apply Calamine lotion on your body once or twice daily for 1 week for symptomatic releif..but you must need to visit a dermatologist
for identify the cause and to treat accordingly.
Wish your good health,