Our average regular delivery time for Septra And Bactrim (Sulfatrim DS) is 10 days from our Canadian online pharmacy. Delivery times for Septra And Bactrim (Sulfatrim DS) do vary depending on the location of the dispensary. The reason deliveries take time is primarily due to customs procedures that need to be completed prior to allowing our packages to enter the United States. Expedited and tracked delivery services are available from our Canadian online dispensary. Please speak to one of our online pharmacy service representatives if you have any questions about delivery times for your order.