Heartgard Plus
Heartgard Plus Chewables Small Dogs up to 25lbs (Blue)
Heartgard Plus Generic Nuheart Small Dogs upto 25lbs (Blue)
Heartgard Plus Chewables for Medium Dogs 26-50lbs (Green)
Heartgard Plus Generic Nuheart Medium Dogs 26-50lbs (Green)
Heartgard Plus Chewables for Large Dog 51-100lbs (Brown)
Heartgard Plus Generic Nuheart for Large Dogs 51-100lbs (Red)
Heartgard Plus Chewable for Dogs - Heartworm Prevention:
Heartgard Plus is a heartworm preventative that aids in the treatment and control of roundworms and hookworms in dogs, as well as the elimination of heartworms. It's available in a tasty once-a-month real-beef chew that dogs adore, and it's safe for puppies aged 6 weeks and older.
How does it work?
HeartgardPlus Chewable include Ivermectin, a broad-spectrum antiparasitic compound used to prevent heartworms. Pyrantel Pamoate, an anthelmintics, is also present, which is used to prevent roundworms and hookworms. Its combo defense protects your dog from heartworm, roundworm, and hookworm, and its delectable, real beef composition provides for a convenient once-a-month precaution that works like a treat in safeguarding canines.
Heartgard Plus must be administered monthly, preferably on the same date each month. If given seasonally, the first dose must be given within 30 days of the dog's first exposure to mosquitoes. The last dose must be given within 30 days after the dog's last exposure to mosquitoes.
Nuheart
Nuheart is a generic alternative of Heartgard. With the same effectiveness as Heartgard, the oral chew protects dogs from harmful heartworm disease. It contains Ivermectin, which effectively destroys heartworm larvae and prevents parasitic infestation. This generic version can be used on puppies 6 weeks of age and older.
Kindly note that as Merial is now part of Boehringer Ingelheim, the manufacturer’s name may differ on the product packs according to the stock availability.
- One tablet for heartworm prevention and intestinal worm treatment.
- Beef flavored tablets makes administration effortless.
- Saves the pet from heartworm disease.
- Kills and controls intestinal worms and diseases caused by them.
- Get your pet tested for existing heartworm infection before you start the Heartgard Plus prevention program.
- If the pet is not infected by heartworms then start administering Heartgard Plus on a monthly basis. Give the tablet in accordance with the weight of the pet.
- On missing a monthly dosage, resume the treatment immediately by giving the tablet. You can also break down the tablet into pieces for ease of swallowing.
- Remove the tablet from the pack only at the time of administration. Keep away from the pet’s eyes.
Pups:
Treat at 2, 4, 8, and 12 weeks of age. From 3 months, it is recommended that dogs should be dewormed every 3 months regularly to control worm infections.
Heartgard Plus Chewables are available in three different color-coded packs. Weigh your pet first and choose the relevant package. Check the dosage table for details.
Dog Weight | Pack Color | No. of Dosage | Dosage strength (mg) |
Up to 25 lbs | Blue | Administer one chew | 68 mcg Ivermectin & 57 mg Pyrantel |
26 to 50 lbs | Green | Administer one chew | 136 mcg Ivermectin & 114 mg Pyrantel |
51 to 100 lbs | Brown | Administer one chew | 272 mcg Ivermectin & 227 mg Pyrantel |
Warning:
- Before starting Heartgard Plus chews, all dogs should be tested for heartworm.
- Heartgard Plus Chews should not be swallowed whole.
- Do not administer to pets sensitive to the ingredients. Collie breed is more sensitive to the effects of Ivermectin administered at elevated dose levels. It is recommended to use in collies when used as recommended by the label.
- Do not skip the monthly dosage, as there are chances of pets catching heartworm infections.
- Consult a vet if the dosage is missed for a period of more than 2 months.
- Store in a cool and dark place away from sunlight.
Possible Side Effects
- Following the use of HEARTGARD Plus, digestive and neurological side effects have rarely been reported. For more information, contact your veterinarian or refer to the full prescribing information.
Target species | 6 weeks and older puppies and dogs |
Mode of administration | Oral |
Active Ingredient | Ivermectin and Pyrantel |
Target species | Dogs |
Mode of administration | Oral |
Active Ingredient | Ivermectin |
Is Heartgard Plus safe to use in any breed of dog?
When used as directed, Heartgard Plus is safe and effective in any breed of dog. However, certain breeds like Collie are sensitive to Ivermectin, so it is advised to consult a vet before treating them. Additionally, all dogs should be tested for heartworm infection before starting a preventive program.
Is Heartgard Plus safe for pregnant dogs?
Heartgard Plus is clinically proven to be safe to use for pregnant and breeding dogs when treated with the recommended dose level.
How does Heartgard Plus Work?
When an infected mosquito transmits heartworm larvae to your dog, Heartgard Plus kills the developing larvae before they get to the bloodstream. Heartgard Plus prevents the larvae from developing into adult heartworms.
Does Heartgard Plus Kill Whipworms?
No, Heartgard Plus does not kill whipworms whereas it eliminates roundworms and hookworms.
Does Heartgard Plus Kill Fleas And Ticks?
No, Heartgard Plus is specifically designed to prevent heartworm infection and protect dogs against the dangers of heartworm disease.
What Happens If I Miss Giving A Dose Of Heartgard Plus Chewables?
The best thing if you missed is to check with your vet. If it is just two/three days, you can dose your dog. However, if it is more than a week or 15 days, it is safe to get your dog to diagnose for heartworm infection.
Still Have Questions? – Please email us your queries at support@canadavetexpress.com and we will be happy to help you.

Emery
Works Great
Readily accepted by my fidos and works great for them. They are protected against various worms along with heartworm.
Traci Howard
Small dog heartgard
Have used heartgard ever since it became available and my dogs think it is a treat.
Tom
Excellent Product
Tasty monthly solution for heartworm protection. Would strongly recommend this to every pet parent like me.
Deeann Kronenwetter
Dog loves it
Eats it with no problem!
Emerson