Pyrethroids are structurally modified chemicals of naturally available extract of flower Chrysanthemum cinerariifolium. They are mainly used as insecticide. They are not known to be highly toxic to humans. But some reports of heavy accidental exposure by inhalation or dermal contact have been reported. But this is the first case of attempt of self-harm with pyrethroid that too by self-injection. Here we present a case and review all the toxicity of pyrethroids reported.