Purpose: To investigate the antinociceptive effect of Asplenium nidus ethanolic extract (ANEE) using a Caenorhabditis elegans model.Methods: Sublethality assay was performed on ANEE to determine experimental concentrations be used for assays. Antinociceptive in C. investigated mechanosensation assays four treatment timepoints within 72 hours. index (AI) calculated cells treated with as well mor...