my 1.9 year old son have some kind of bumbs mainly on his legs and arms as well as on the back and in his neck region. it is almost now 1.5 months he is suffering from this allergy. he is on continuous medication earlier cetrazine and calamine lotion but no improvement, now doctor prescribe cetalhil cream, monticope for 2 weeks, onmacortil for 5 days , after this bumbs are gone but now after 2 days of medication stop , they appear again on the same region on complete leg and hands. plz suggest me what to do. is this allergy or what.plz rply