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Iverhart Plus for Small Dogs

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*Due to an Iverhart Plus recall, refer to Iverhart Max.What is Iverhart Plus? Iverhart Plus is a three-way preventative in one pill .It is effective... Learn More
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chewable tablet, 6 count, pack for dogs 0 to 25-lbs $24.95
chewable tablet, 12 count, pack for dogs 0 to 25-lbs $45.95 Sale
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*Due to an Iverhart Plus recall, refer to Iverhart Max.

What is Iverhart Plus?
Iverhart Plus is a three-way preventative in one pill .It is effective in preventing heartworm disease because it kills heartworms before they have the chance to develop into adults that can cause illness in your dog. It is also effective in controlling and treating hookworms and roundworms which are common intestinal parasites. Tablets are usually given every 30 days and are chewable and flavored with pork and liver. This medication is a generic alternative to Heartgard Plus.

Formulated for:Iverhart Plus can be given to dogs and puppies who are over 6 weeks of age. This medication can also be used in pregnant/breeding females as directed by a veterinarian.

How does this medication work?Ivermectin and Pyrantel pamoate are the active ingredients in Iverhart Plus. Both ingredients work to initiate paralysis and eventual death of the targeted parasite. Ivermectin kills heartworm larvae(Dirofilaria immitus) before they develop into adults that can cause illness in your dog. Pyrantel pamoate works to control and treat hookworms(Ancylostoma caninum, A. brasiliense, Uncinaria stenocephala) and roundworms ( Toxocara canis, Toxascaris leonine) which are common intestinal parasites.

What results can I expect? One dose of Iverhart Plus works to kill immature heartworms that your dog was exposed to in the preceding month. This medication also prevents and treats hookworm and roundworms infections that can cause sickness in your dog. Each dose of medication is effective for one month(30 days).

What Form(s) does Iverhart Plus come in? Iverhart Plus is available as a chewable tablet with pork and liver flavoring. This dose of medication works for dogs and puppies weighing 25lbs or less..

Generic Name: Ivermectin and pyrantel Pamoate (Commmon Drug Name). These ingredients are the same as what is in Heartgard Plus).

Common Brand Name:Iverhart Plus (Virbac) .

Dose and Administration: Iverhart Plus is an oral medication. Each tablet is chewable and flavored with pork and liver. This medication is generally given once a month. It can be given once a month year-round or monthly during mosquito season as directed by your veterinarian. This medication is most effective when each dose is given on the same day every month. The dose that is right for your dog is generally based on his/her body weight. This medication is readily accepted by most dogs. Tablets can be chewed but they can also be given crumbled in food or whole. After a dose of medication is given, always observe your dog to make sure the entire tablet has been swallowed. If your dog spits out the tablet, it is recommended to give another dose as soon as possible. Keep each tablet in the packaging until you are ready to give it. If Iverhart Plus is given more than 30 days apart, the medication may be less effective. Iverhart Plus should be given once a month or seasonally depending on your veterinarian’s recommendation. If you miss giving a dose, give another one as soon as you remember and resume your regular dosing schedule thereafter. If you miss more than one monthly dose of Iverhart Plus, check with your veterinarian before restarting this medication since another heartworm test may be necessary before re-starting therapy in order to make sure your dog can take it safely. If you give Iverhart Plus seasonally during mosquito season, check with your veterinarian before starting therapy again the following season since he/she may recommend another heartworm test. With seasonal use, the first dose should be given within 30 days of the dog's first exposure to mosquitoes and the last dose should be given within 30 days after the dog's last exposure to mosquitoes. Give only one dose at a time and do not double dose. Always make sure you give the entire tablet each month. Tablets should not be split.


  • Generic alternative to Heartgard Plus so each dose is more economical.
  • Works to protect your dog from heartworm infection plus it helps to prevent and treat roundworms and hookworms(common intestinal parasites).
  • Tablets are highly palatable so most dogs accept them readily.
  • One dose once a month is all it take to keep your dog protected!!
  • Tablets contain pork and liver flavoring so dogs who have allergies to beef can take this medication safely.

Possible Side Effects: Most dogs tolerate Iverhart Plus well if it is given at the recommended dose. Side effects can sometimes occur and include vomiting, diarrhea, incoordination, convulsions, and drooling. Some dogs can be truly allergic to this medication or to the parasites dying off. Symptoms of an allergic reaction include facial swelling, hives, scratching, sudden onset of diarrhea, vomiting, shock, seizures, pale gums, cold limbs, and coma. If you notice any of these signs, call your vet or the local veterinary emergency center as this requires immediate treatment. If your dog is acting unusual in any way after giving this medication, contact your veterinarian immediately for further instructions.

Drug and Food Interactions: No drug or food interactions have been reported with Iverhart Plus. Make sure you tell your veterinarians about any other medications, vitamins, or supplements your dog is taking before starting Iverhart Plus. If you are giving any other preventative medications to your dog, tell your veterinarian before giving this one.

Precautions: Puppies under 6 weeks of age should not take this medication. Pregnant and nursing dogs can generally take this medication safely but always check with your veterinarian before using it. Certain breeds can be sensitive to the Ivermectin in Iverhart Plus. These breeds include Collies and other herding breeds. Ivermectin sensitivity is more common when higher doses are given but it is important to discuss the safety of this medication with your veterinarian if you own one of these breeds of dog. Your dog will need a blood test to look for heartworm disease before starting.

Iverhart Plus for Small Dogs
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