Heartgard Plus is the #1 choice of veterinarians for heartworm disease prevention! Heartgard Plus is 100% effective against heartworms; and it controls roundworms and hookworms. Heartgard Plus is approved for use in puppies as young as 6 weeks of age. It is safe for pregnant or nursing females, stud dogs, collies, and dogs with collie genetics.

Heartgard Plus is given once a month year round for the prevention of heartworm disease. The usual dose of heartgard plus in dogs up to 25 pounds is 68mcg/57mg, for 26-50 pounds is 136mcg/114mg and for 51-100 pounds is 272mcg/227mg. Dogs over 100 pounds are given a combination of tablets. As an alternate to year round dosing, this medication can be given during the mosquito season and for one month after the season ends.

The side effects of Heartgard Plus are rare at the recommended dose

Ivermectin/Pyrantel