One such test, OptiMAL(R), is based on the immunochromatographic detection of Plasmodium lactate dehydrogenase (pLDH) and has the capacity to detect and distinguish infections caused by P. falciparum and Plasmodium vivax.

However, a functional vaccine with its logistics of testing, manufacture and distribution is far in the future. See http://www.geocities.com/aadeel/malaria.html and http://mailbox.univie.ac.at/harald.noedl/malaria/about.html