This chapter deals with the approved drugs sourced from marine biota, the
pathophysiology of cancer, the anticancer potential of marine organisms, the most
promising marine biota-derived anticancer compounds for the different types of human
and cancer, biogeography of marine invertebrate species yielding anti cancer compounds, major constraints in the development of anticancer drugs and the remedial
measures.
Keywords: Approved marine drugs, Anticancer marine compounds, Cancer pathophysiology, Constraints in marine anticancer drug development, Human cancer types, Marine biota, Remedial measures.