Profenderâ® Breaks The Life Cycle By Killing Larvae, Immature Adult And Adult Intestinal Worms And Lungworm Before They Have A Chance To Cause Serious Damage Or Spread. Tableting A Cat Can Be Difficult ” Profenderâ® Eliminates This Step By Providing A Pre-Measured, Spot-On Applicator To Make Treating Your Cat A Breeze. Simply Apply Profenderâ® To The Skin At The Back Of Your Cat’S Head To Be Sure They’Re Getting Thea Required Dose. Use Profenderâ® At The Start Of Every Season (Or Every Three Months) To Keep Nasty Worms At Bay. With A Fuss-Free Application, You Can’T Go Wrong With Profenderâ® Cat Allwormer For Cats To Keep Your Cat Healthy And Happy.