Directions

Dosage & Administration: Give Heartgard exactly as directed by the veterinarian. If you do not understand the directions ask the pharmacist or veterinarian to explain them to you. Heartgard chewable tablets must be chewed. They should not be swallowed whole. Use with caution, Collies and other herding dog breeds have been known to have adverse reactions to invermectin administered at elevated dose levels. Heartworm testing should be performed prior to the start of prevention therapy. If the animal is off Heartgard Chewables for 6 months or less, start the medication and test after 6 months since microfilaria, that take 6 months to mature, will result in a positive test result. Store Heartgard chewable at room temperature. Do not remove the chew from its wrapper until ready to give the medicine. Keep this medication away from children and pets. In addition, Dog Heartgard Chewables has shown a wide margin of safety at the recommended dose level in dogs including pregnant or breeding bitches, stud dogs and puppies aged 6 or more weeks.

Directions:

Dog Heartgard Chewables are a once-a-month chewable tablet available by prescription for the prevention of heartworm disease in dogs.

It is recommended by the American Heartworm Society that heartworm prevention be given year-round.

Tip: Do not remove the chew from its wrapper until ready to give. Dog Heartgard Chewables must be chewed. They should not be swallowed whole. For dogs that normally swallow whole, the chewable tablet can be broken into pieces. Do not give a double dose of the medication.

Dosage: Pet Weight Dosage Dogs: Dogs Up to 25 lbs Give 1 chewable tablet (68mcg-blue box) once a month   26-50 lbs Give 1 chewable tablet (136mcg-green box) once a month   51-100 lbs Give 1 chewable tablet (272mcg-brown box) once a month   Over 100 lbs Give the appropriate combination of chewable tablets once a month Cats: X X Horses: X X Storage: Store this product at room temperature. Keep out of reach of children.

What happens if I miss giving a dose: Give the missed dose as soon as you remember. Do not give a double dose of the medication.

What happens if I overdose the pet: Seek emergency veterinary medical treatment. Symptoms of overdose may include vomiting, diarrhea and lack of coordination in dogs.

What should I avoid while giving Heartgard Chewables: To help with compliance and not missing a monthly dose, use the handy red heart reminder stickers included with the medication.

What are the possible side effects of Heartgard Chewables: Side effects of Heartgard are rare at the recommended heartworm prevention dose. Higher doses in dogs may cause tremors, dilated pupils, and loss of body weight and death.

What other drugs will affect Heartgard Chewables: Do not give Heartgard to your pet if already taking another heartworm medication.

Cautions: Can cause sensitivities in herding dog breeds. It is important that you give your pet this preventative every month. If you miss more than two monthly doses, we recommend calling your vet before continuing the medication. Also, note that side effects are rare at the recommended heartworm prevention dose. Higher doses in dogs may cause tremors, dilated pupils, loss of body weight, and death. Side effects in cats include agitation, loss of appetite, staggering, dilated pupils, tremors, blindness and disorientation.

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