Hartz® Ultra Guard Plus Topical Flea & Tick Prevention For Dogs and Puppies 61-150lbs. Kills fleas, brown dog ticks, flea eggs, deer ticks. Repels mosquitoes before they bite. Easy to use. 3 Monthly treatments. Starts killing fleas within 15 minutes. Net contents: Contains 3 Tubes, each 0.220 fl oz (6.50ml). EPA Reg. No. 2596-168. EPA EST. No. 2596-OH-1. US Patent 9,433,615. Hartz® and other trademarks are trademarks of The Hartz Mountain Corporation. Nylar, MGK® - Registered trademarks of Mclaughlin Gormley King Company. For more information call our experts at: 1-800-275-1414.