It seems that you may be having prurigo simplex
There may be some cause.
There is multiple,intensely itchy papulo vesicular lesions on extremities and trunk.
Stress,sun rays,cosmetics,insects,dust,soap,clothes,deodorants...etc can cause the disease.
Avoid tension and worries.
Avoid soap bath, you may take dettol
Anti histaminics may relieve itching.Steroid
in tappering dose may improve the condition.
If there is infection, take antibiotics.
However, consult dermatologist
I hope you got my answer.
Dr. Ilyas Patel MD