Europe
Bulgaria: Helmicid; Finland: Kihomato; France: Piperazine, Vermifuge; Italy: Citropiperazina, Piper; Portugal: Pipermel, Pipertox; Spain: Vermi.
North America
Canada: Formule, Piperazinum.
Latin America
Mexico: Lu-Peracina, Overpón, Piperazil, Pipergress, Pirzinol, Vermin-Streger.
Asia
Japan: Camin, Piperazine.