Returns will be accepted only if product is returned UNOPENED and UNUSED within 30 days of customer receipt. The customer is responsible for return shipping costs. Original shipping costs cannot be refunded. The returned item refund will be processed to the customer's original form of payment less a 15% restocking fee. For all returns please contact us at 1-888-DIAGNOX (1-888-948-3241) or at  ALL INTERNATIONAL CUSTOMERS ARE RESPONSIBLE FOR PAYING DUTIES AND TAXES WHEN THE SHIPMENT ARRIVES IN COUNTRY.