<s>[INST] my 5 yr old was in pool when i bought him a new float to play on when he got out he had little blistters between his legs where he was rideing on float and one arm where he held on dont no what they r been putting anobitic cream on them but they r drying up but he scratches them and they open up dont no what it is [/INST] Hello and Welcome to Ask A Doctor service.  I have reviewed your query and here is my advice.  A rash with blisters that itches that appeared while riding a new float.  I am going to make a suggestion. Your son might be allergic to the plastic that the float is made of.  It doesn't sound as if the rash is infected.  You can stop the antibiotic cream. For scratching, you may use Ben Chat Doctor. The most common side effect of Ben </s>