What is the most common symptom after dermal exposure to pyrethroids?
Local paresthesias. Pyrethroids undergo local absorption through the skin and symptoms are related to direct effects on Na+-channels in cutaneous sensory nerves.
Contributor: Rachel Schult, PharmD, DABAT, University of Rochester Medical Center
Holland MG. Insecticides: Organic Chlorines, Pyrethrins/Pyrethroids, and Insect Repellants. In: Goldfranks Toxicologic Emergencies; 11th edition. Chapter 111.