Talk to Dermatologist on Skin Allergy

Asalamualikum my father has skin allergy problems from january the allergy show on fingers it looked like suggest him allergy tablets he started allergy medicine then after 1 week pimples like chikenpox appeared on his full body with full of iching he was not slept full night and pimples were gone after 20 days but his 1 hand is swelling and both hands are hands skin become rashes and not skin comes very his fingerprints also not be seen and 1 hand is still swell.i take him bioscpoic skin test show that he has no fungal deseas also its not doctor said its said go and do allergy pakistan i took him allergy specilist thay said without any test its not allergy go to skin much confuse please guide me if u can help me.