Essential oil of Aloysia citriodora Paláu and citral: sedative and anesthetic efficacy and safety in Rhamdia quelen and Ctenopharyngodon idella.

Objective: To verify the efficacy of citral in inducing sedation and anesthesia in silver catfish (Rhamdia quelen) and grass carp (Ctenopharyngodon idella) and to assess the safety of essential oil (EO) of Aloysia citriodora and citral in inducing and maintaining anesthesia in silver catfish.

Study Design: Clinical study, randomized, parallel, multi-arm with control group in target species.

Animals: A total of 96 juvenile and 72 adult silver catfish and 80 juvenile grass carp were used.