Placed by viewing the guttural pouch through an endoscope up one nostril and placing the catheter introducer up the other nostril. Non-irritating polyurethane catheter for extended treatment of the guttural pouch. Kit includes polyurethane catheter with coils, bendable introducer and attachable luer lock adapter. The catheter can be left in for days, secured to the halter and protected by a grazing muzzle, or cut to desired length. Catheter dimensions 12ga x 135cm.