[1] It is a widely used larvicide in India for control of mosquito larvae by public health authorities.

[1] The mechanism of action of diflubenzuron involves inhibiting the production of chitin which is used by an insect to build its exoskeleton.

Diflubenzuron has been evaluated by the United States Environmental Protection Agency (EPA), and it is classified as non-carcinogenic.

[5][6] It is applied to infected soil and will kill fungus gnat larvae for 30–60 days from a single application.

Although it is targeted at fungus gnat larvae, care should be taken in applying it as it is highly toxic to most aquatic invertebrates.