My cat was stressed by our work, the furniture changes, absences of more than 4 hours, the cries of my son, and had the habit of urinating on the couch and the bed as soon as something's annoyed. Since December 2014 he is given Zylkene once every two days, and it has morphed. It is no longer fearful, it is zen, and seems better withstand the movements of the house. And I've seen no side effects - or addiction. In short, to recommend
