Hartz® Dual Action Topical™ For Dogs & Puppies 61 TO 150 LBS. Ultraguard®. Kills: Fleas. Brown dog ticks. Deer ticks. Flea eggs for 30 days. Prevents re-infestation. Breaks the flea life cycle. Fast acting. 3 Monthly treatments. Net contents: Contains 3 tubes, each 0.220 fl oz (6.50 ml). EPA Reg. No. 2596-168. EPA Est. No. 2596-OH-1. Nylar, MGK®-registered trademarks of McLaughlin Gormley King Company. Hartz® and other trademarks are trademarks of The Hartz Mountain Corporation. For more information, call our experts at 1-800-275-1414 (weekdays, 9 am - 5 pm E.S.T).