Fenoxycarb is a carbamate insect growth regulator

Insect growth regulator

An insect growth regulator is a substance that inhibits the life cycle of an insect. IGRs are typically used to control populations of harmful pests, such as cockroaches or fleas.- Advantages :...

. It has a low toxicity for bees, birds, and humans, but is toxic to fish

Fish

Fish are a paraphyletic group of organisms that consist of all gill-bearing aquatic vertebrate animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish, as well as various extinct related groups...

. The oral LD₅₀

LD50

In toxicology, the median lethal dose, LD50 , LC50 or LCt50 of a toxin, radiation, or pathogen is the dose required to kill half the members of a tested population after a specified test duration...

 for rats is greater than 16,800 mg/kg.

Fenoxycarb is non-neurotoxic and does not have the same mode of action as other carbamate

Carbamate

Carbamates are organic compounds derived from carbamic acid . A carbamate group, carbamate ester, and carbamic acids are functional groups that are inter-related structurally and often are interconverted chemically. Carbamate esters are also called urethanes.-Synthesis:Carbamic acids are derived...

 insecticides. Instead, it prevents immature insects from reaching maturity by mimicking juvenile hormone

Juvenile hormone

Juvenile hormones are a group of acyclic sesquiterpenoids that regulate many aspects of insect physiology. JHs regulate development, reproduction, diapause, and polyphenisms....

.