Drug delivery to the brain is the process through which a drug is being travelled all over to the brain damaging or curing all the organs of the body. A drug is known to be treating the brain maladies by therapeutically treated across the Blood Brain Barrier. This barrier reacts like a firewall created to prevent any physical harm or high potential of impacts over the brain. The main purpose of a drug is to cure a specific organ of the body. The reaction of a drug ...