Arnakis plus Description Arnakis plus is a medical device with a soothing action that, thanks to its particular formulation, composed of mountain arnica, devils claw, glycyrrhetic acid and horse chestnut, gives an immediate sensation of relief to skin areas affected by pain and inflammation of the musculoskeletal system. It also helps soothe the sensation of itching and promotes the restoration of natural capillary function in cases of altered permeability in