is it safe to use DHT blocking shampoo 10 days post FUE procedure? (photo)

It is best to ask your surgeon about post operative care as each doctor has their unique regimen.   

Usually most doctors recommend waiting about 2 weeks before freely switching to whatever shampoos/conditioners you are comfortable using. But if all your crusts are gone at this point switching a little early might be okay- ask your doctor first, since they know the details of your procedure.

I don't know anything about a D\HT blocking shampoo but I would be skeptical that it works. check that out properly