H/o of skin lesion since 2 months with itching diagnosis ?

A 2 yr fch with following lesions since 2-3 days , burning nd itching is there.. No any other complaints... Plz suggest dx nd rx??

15yrs old Male presented with reddish itchy papules on shoulders shin few on lower abdomen for last 1 week gradually increasing in no dx plz

Itching from 4 days *Chief Complaints* Since 4 days itching, T2DM, HTN, what is the diagnosis and management

22 yr male.. suffering from full body itching since 2 years... allergy all time of any season.. frm waterpark and raining season.. whole body reddish .. and itchyy.. he take tab . 1- all since 2 yr.. every..3 day .. then he fully relief... best rx and dx... ???