Overview: Pyrethrins/piperonyl butoxide is applied to the skin to treat tiny insects called lice. The most common side effects are red, itchy, or irritated skin. Before using this medicine, tell your ...

Cannabis growers often use the insecticide pyrethrins to control pest species and protect their crops. These come from a natural source—flowers of the chrysanthemum plant. Various forms of ...

A research team has elucidated the biosynthetic pathways of pyrethrum (Tanacetum cinerariifolium), identifying key genes responsible for pyrethrin production. These findings highlight pyrethrum's ...

The yellow center of the 'killer chrysanthemum' contains a natural toxin that is a powerful insecticide. This flower, the pyrethrum plant, contains a potent chemical that is made into an effective, ...