Targeted Delivery of Nanomedicines

Table 3

Passive versus active targeting.

Sl. no.	Passive targeting	Active targeting
(1)	Utilizes the special deviated conditions prevailing in the diseased portion of the body	Depends on the species; that is overexpressed; during disease
(2)	Less selective	Highly selective
(3)	Restricted in use	Very versatile
(4)	More likely to produce side effects	Less likely to induce side effects