Sedative and anesthetic efficacy of the essential oils from the Brazilian native plants Pilocarpus pennatifolius and Cordia verbenacea in Nile Tilapia.

This study aimed to evaluate the effectiveness of essential oils (EO) of Pilocarpus pennatifolius (PPOL) and Cordia verbenacea (CVOL) as sedatives and/or anesthetics in juvenile Nile tilapia (Oreochromis niloticus). The main constituents of PPOL were 2-undecanone (57.2%) and 2-Tridecanone (28.