In Viet Nam, leaves of the plant are used to treat aching tendons, polio, and enteritis, while the roots are used for cough and malaria [31]. As part of our continuing efforts to identify readily-available essential oils for control of mosquitoes, we have assessed the essential oil from leaves of Vitex negundo (Table 1) growing in the wild in central Viet Nam for larvicidal action against Ae. aegypti. |