Claim: Diflubenzuron is commercially used as an insect growth regulator, which can inhibit the life cycle of an insect and is usually used as an insecticide.
Evidence: A commercial preparation containing diflubenzuron is sold under the trade name Adept and is used as an insect growth regulator designed to kill fungus gnat larvae in commercial greenhouses. An insect growth regulator (IGR) is a substance (chemical) that inhibits the life cycle of an insect. IGRs are typically used as insecticides to control populations of harmful insect pests such as cockroaches and fleas.