This book put forward an attempt to explain the use of dendrimer based nanocarriers especially PAMAM dendrimers for treatment of the deadly diseases. This book deals with overview of dendrimers,structure of dendrimers,classification of dendrimers,strategies for synthesis of dendrimers, characterization of dendrimers,properties of dendrimers,dendrimers in drug delivery,drug loading onto dendrimer carriers and drug delivery systems against Leishmaniasis