Heartworm Prevention For Dogs

Cindy Garner
13 min readSep 15, 2024
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Keeping your beloved canine companion safe and healthy is important, and heartworms are one of those pesky parasites you never want to deal with. In this article, we round up the top heartworm prevention options for dogs, providing you with essential information on how to protect your furry friend from these unwanted guests.

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Reviews

Trifexis: Beef-Flavored Flea Prevention & Heartworm Protection Chewables for Dogs

Trifexis: Beef-Flavored Flea Prevention & Heartworm Protection Chewables for Dogs | Image

Trifexis is a tasty, beef-flavored tablet designed to protect dogs from parasites. It delivers 5-in-1 protection from heartworms, fleas, and three other intestinal parasites. The chewable tablets are easy to administer, making flea control, heartworm prevention, and intestinal parasite control convenient for pet parents.

Trifexis starts killing fleas within 30 minutes and completely kills them within 4 hours. It also treats and prevents hookworm, roundworm, and whipworm infections. With nearly 10 years of experience in protecting dogs from parasites and over 272 million doses distributed, Trifexis has become a trusted solution in the fight against fleas and intestinal parasites.

However, pet owners must ensure their dog is tested for heartworm before administering the tablets for the first time.

Trifexis Flea Treatment for Dogs 5-10 lbs

Trifexis Flea Treatment for Dogs 5–10 lbs | Image

Introducing the Trifexis chewable tablets, designed to tackle the most persistent fleas, heartworms and other pesky parasites for dogs weighing 5-10 lbs. With its pink treats, these chewable tablets offer a powerful form of protection, providing peace of mind for pet owners.

One of the key strengths of this product is its fast-acting nature, ensuring fleas die within 30 minutes. It also treats and prevents hookworms, roundworms, and whipworms. The manufacturer states that it is effective against hookworms for 99.8% after just seven days, while it prevents heartworms and works for a full month. Trifexis is also known to kill fleas quickly, with results visible in just 4 hours.

A significant drawback, however, is that these chewable tablets are quite large, especially for dogs weighing 5-10 lbs. According to some users, it is often necessary to break the tablets into smaller pieces, leading to a loss of effectiveness as the tablet turns into dust. Moreover, some pups might not be thrilled with the taste of the tablets, necessitating owners to hide the pill in their food.

Despite its drawbacks, Trifexis is considered to be an effective solution against various types of parasites. Many pet owners have reported positive outcomes with this product, including the elimination of fleas and prevention of heartworms. However, a small minority have reported issues with seizures and adverse reactions.

In conclusion, the Trifexis chewable tablets offer a speedy and efficient way to combat fleas and protect against heartworms. However, its size and taste may lead to difficulties in administering the tablets. Therefore, careful consideration and monitoring are advised when using this product for your furry companion.

Simparica Trio Flea & Tick Control for Dogs (11.1-22 lbs)

Simparica Trio Flea & Tick Control for Dogs (11.1–22 lbs) | Image

Simparica Trio is a revolutionary chewable tablet that combines three powerful ingredients – sarolaner, moxidectin, and pyrantel – to protect your canine companion from heartworm disease, ticks and fleas, and roundworms and hookworms. This all-in-one solution is designed for ease of use and effectiveness, making it a popular choice among pet owners. With a 4.7-star rating and over 1900 reviews, Simparica Trio has proven its worth in the dog world.

Heartworm Plus Monthly Prevention for Dogs (6 Weeks +, up to 25 lbs)

Heartworm Plus Monthly Prevention for Dogs (6 Weeks +, up to 25 lbs) | Image

Heartworm disease is a severe threat to your furry friend's health, and prevention is crucial. With Heartgard Plus, you can protect your dog from dangerous parasites like heartworms, hookworms, and roundworms. This chewable tablet, made of real beef, is not only tasty but also easy to administer. Your dog will happily take it, and you'll rest easy knowing your pet is safe from heartworms.

One of the standout features of Heartgard Plus is its effectiveness. It works for 30 days, requiring just one monthly dose for year-round protection. The chewable tablet is suitable for dogs aged six weeks or older, and a prescription from a licensed veterinarian is required to purchase it.

While many users praise the product for its ease of use, tasty flavor, and effectiveness, there are some concerns. Some pets may have adverse reactions, such as aggressive behavior. Always consult with a veterinarian before administering any medication to your pet.

In conclusion, Heartgard Plus is a reliable and tasty choice for preventing heartworms in your dog. With its simple administration and long-lasting protection, it's a convenient solution for pet owners who want to keep their furry friends safe and healthy.

Iverhart Plus Flavored Chewables for Dogs: 6 Month Supply

Iverhart Plus Flavored Chewables for Dogs: 6 Month Supply | Image

Iverhart Plus Chewables are flavorful dog treats that serve as a monthly preventative measure against heartworms, hookworms, and roundworms. With a pork liver flavor that dogs love, these chewables can be given with or without food, making them a convenient and easy option for heartworm prevention. To ensure maximum protection, it is crucial to follow your veterinarian's dosing directions and provide the chewable on the same day every month.

Keep the product out of reach from other animals and be aware that overdoses can lead to adverse effects. If you suspect an overdose or notice any neurological symptoms in your dog, seek immediate veterinary assistance.

Protective Heartworm Prevention for Your Dog

Protective Heartworm Prevention for Your Dog | Image

I recently tried the Interceptor Plus chewable tablets for my dog, and I have to say, I'm impressed. These tasty treats don't just protect your furry friend against heartworm, but also roundworms, hookworms, whipworms, and tapeworms. It's been an easy and hassle-free experience giving my dog these chewable goodness.

The fact that they're flavored with real chicken makes treating my dog a breeze - it's a win-win for both of us. However, I noticed that, unlike some other products in the market, Interceptor Plus tablets can be quite hard, making it a little challenging for some smaller breeds to swallow. Nevertheless, the benefits of having the tablets dissolve completely and being absorbed efficiently by the dog's digestive system make it worth an extra effort.

It's a small con compared to the satisfaction of knowing your pup is guarded against these parasites that can potentially affect their health.

Interceptor Plus - Monthly Heartworm Prevention for Dogs (6-month Supply)

Interceptor Plus — Monthly Heartworm Prevention for Dogs (6-month Supply) | Image

When my furry friend, a cute golden retriever puppy, turned 6 weeks old, I knew it was time to start protecting him against pesky parasites. I tried the Interceptor Plus chewable tablets, a monthly medication for heartworm prevention and against other worms. For the first couple of weeks, he didn't seem to mind, easily chewing through the tablet and swallowing it down. But then, things changed — not in a good way.

The Interceptor Plus tablets started making my puppy lose his appetite. He would barely touch his food, always preferring the tasty chewable option. The change was so noticeable that I even noticed the flavor on my fingers, which I never wanted to taste. But at least it was a sign that the medication was doing its job!

An unexpected downside to this heartworm preventative was its unappetizing taste for my little friend. The tablets are a combination of Milbemycin Oxime and Praziquantel, which might be contributing to their less-than-pleasing flavor. I had to chop the tablet into smaller pieces and hide them in his hot dog to encourage him to eat it. The struggle is real when it comes to dog pills and chewy treats!

Despite these issues, I'm glad I found Interceptor Plus. It's a powerful weapon against heartworms and other worms, as well as ensuring that my puppy is healthy and happy. As a responsible pet owner, I appreciate the preventative measures that Interceptor Plus provides. Now, I just need to find a better way to disguise the taste!

Practical Iverhart Plus 6pk for Prevention in 51-100 lbs Dogs

Practical Iverhart Plus 6pk for Prevention in 51–100 lbs Dogs | Image

IverHart Plus Flavored Chewables are a popular choice among dog owners for preventing heartworm disease. These chewable tablets are given monthly to protect the dog from the Dirofilaria immitis larvae for 30 days after infection.

This brand offers a budget-friendly option for heartworm prevention and has received positive reviews for its taste and effectiveness. Several dog owners are grateful to have found an alternative to the more expensive brands that works just as well.

While some may prefer the IverHart Max option, the availability of IverHart Plus proves to be a reliable solution for those looking to save money without compromising their dog's health.

Heartgard Plus for Dogs: Real-Beef Chewable Tablet

Heartgard Plus for Dogs: Real-Beef Chewable Tablet | Image

Heartgard Plus Chewables is a popular chewable tablet designed to protect dogs against heartworm disease and the development of adult heartworms. Not only does it prevent heartworms, but it also controls roundworms and hookworms in your furry companion. The delicious real-beef flavor makes it an easy treat, which dogs seem to adore.

Owners appreciate the ease of administration, with their dogs eagerly waiting for their monthly dosage. However, some users have expressed concerns over its effectiveness and potential side effects, especially in cases of aggressive behavior.

It's crucial to consult with a veterinarian before administering any heartworm medication to ensure the best protection for your dog.

Protective Dog Dewormer with Real Chicken Flavor

Protective Dog Dewormer with Real Chicken Flavor | Image

The Interceptor Plus chewable is a tasty treat for dogs, designed to shield them from a multitude of parasites. The star feature of this product – the mouthwatering chicken flavor – is undeniably alluring. However, I've noticed an inconvenience as well – my canine companion sometimes regurgitates the treat shortly after consuming it. Overall, though, the product has been successful in preventing worm infestations for my dog over the past several years.

Cusing the Interceptor Plus has been a smooth-sailing experience. The comprehensive protection it offers against parasites ensures that my dog remains healthy, and I never have to worry about worm-related issues. The treat is convenient to administer daily, fitting neatly into my dog's everyday routine. However, there's a trade-off: the chicken flavoring has its advantage and disadvantage. On the one hand, it makes the medication more appealing, but on the other hand, it has the potential to cause occasional vomiting in my dog.

Apart from the taste, the Interceptor Plus has proven to be a reliable parasite protector for my four-legged companion, and I look forward to it continuing to perform well in the future.

Iverhart Max Plus: 3-Month Supply Dog Wormer for Medium Dogs (1-25 lbs)

Iverhart Max Plus: 3-Month Supply Dog Wormer for Medium Dogs (1–25 lbs) | Image

So, Iverhart Plus Flavored Chewables have been a lifesaver in our household. Our vet recommended it as a more cost-effective alternative to some of the more expensive heartworm prevention meds in the market. And let me tell you, it has lived up to its promise.

The chewable tablets are a total game-changer. I remember the struggle of trying to hide heartworm medication in our dog's food or tricking them into taking it. With Iverhart Plus, my dogs gobble it up like a treat! It's been a breeze to administer.

But let's not forget, prevention is always better than cure. By using Iverhart Plus regularly, we've been able to keep our dogs safe from heartworms and other intestinal worms. It's comforting to know that our beloved pets are protected from these nasty parasites.

However, as with any medication, there have been some minor side effects. My dog once had a bit of vomiting after taking the chewable. But it subsided quickly, and it hasn't happened again.

Overall, I would definitely recommend Iverhart Plus Flavored Chewables to any dog owner looking for a reliable, cost-effective, and easy-to-administer heartworm prevention solution. Our dogs seem to love it, and we've had peace of mind knowing they're protected from those pesky parasites.

Buyer's Guide

When it comes to protecting our beloved dogs from heartworms, we need to make informed decisions. This buyer's guide will provide you with essential information about heartworm prevention for dogs, helping you choose the most suitable product for your furry friend.

Understanding Heartworms

Heartworms, scientifically known as Dirofilaria immitis, are parasitic worms that can cause severe health problems in dogs if left untreated. They are transmitted through the bite of an infected mosquito and can grow up to 14 inches long, obstructing blood flow in the heart and lungs. Early detection and prevention are crucial to ensure your dog's well-being.

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Types of Heartworm Prevention

There are several types of heartworm prevention available for dogs, including oral medications, topical treatments, and injectable solutions. These products work by either killing the heartworm larvae before they mature or preventing new infections from being transmitted. Consult your veterinarian to determine the most appropriate method based on your dog's age, overall health, and lifestyle.

Important Features to Consider

When selecting a heartworm prevention product, consider the following factors to ensure your dog receives the best protection:

  1. Efficacy: Look for products with high efficacy rates to provide your dog with the best possible protection against heartworms. 2. Safety: Choose a heartworm prevention that is safe for your dog, considering factors such as age, breed, and pre-existing medical conditions.
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Tips for Heartworm Prevention

Here are some general tips to help you maintain your dog's heartworm prevention regimen:

  1. Follow the prescribed schedule: Administer heartworm prevention as directed by your veterinarian to ensure maximum protection for your dog. 2. Maintain a mosquito-free environment: Limit your dog's exposure to areas with high mosquito populations, particularly during peak breeding seasons, to reduce the risk of heartworm transmission.

FAQ

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What are heartworms and how do they affect dogs?

Heartworms are parasitic worms that live in a dog's heart and pulmonary arteries. When left untreated, they can cause severe lung disease, heart failure, and even death. Heartworms are transmitted through the bite of an infected mosquito and can affect dogs of all ages and breeds living in areas with mosquitoes.

To protect your dog from this deadly disease, it is essential to ensure they receive regular heartworm prevention treatment, typically administered through oral medications prescribed by a veterinarian. Preventative measures not only safeguard your pet's health but can also protect other dogs in your community from contracting the disease.

What is the best heartworm prevention medication for my dog?

The most suitable heartworm prevention medication for your dog depends on several factors, including their size, age, overall health, and lifestyle. Common heartworm preventives include oral medications and topical solutions. Oral medications such as oral chewables or tablets are typically given monthly, while topical products are applied to the skin on a semi-annual basis.

It is essential to discuss heartworm prevention options with your veterinarian as they can provide the best advice based on your dog's needs and lifestyle. Vets can also recommend the appropriate product from a range of available options to ensure adequate protection is in place to keep your dog healthy and happy.

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Are there heartworm prevention products that protect against other parasites as well?

Certainly, many heartworm prevention products also offer protection against other intestinal parasites, like hookworms, whipworms, and roundworms. This feature is known as a "multi-spectrum" protection, which may vary depending on the specific product. By offering this added benefit, dogs receive a more comprehensive protection against various parasites when using these medications.

Ask your veterinarian about multi-spectrum parasite control options to ensure your dog is receiving the most appropriate and effective heartworm prevention for their needs. Combining heartworm prevention with other parasite control measures can help safeguard your pet's health while saving you time and money on multiple medications.

Should I give my dog a heartworm preventive if I live in a cold climate?

Younger or immunocompromised dogs, as well as those that are frequently exposed to mosquitoes or have a history of exposure to heartworms, should be given heartworm prevention regardless of their location. Although mosquitoes are less common in colder climates, the risk of heartworm infection still exists. It is always better to be safe and take preventive measures.

If your dog is at higher risk or if there have been cases of heartworms in your area, consult your veterinarian to discuss an appropriate heartworm prevention regimen, even if you live in a colder climate. Remember, it's better to be proactive than reactive in protecting your pet's health and well-being.

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Can my dog catch heartworms from my other pets or me?

Heartworms cannot be transmitted through direct contact with other pets or humans. The life cycle of heartworms mainly revolves around mosquitoes, and humans or other pets only become a host if they are bitten by an infected mosquito. However, it's crucial to ensure regular heartworm testing and prevention for all pets living in a household to protect them from the risks associated with heartworms.

Always follow your veterinarian's advice and guidelines for heartworm prevention and testing to maintain optimal pet health. Prompt diagnosis and treatment are vital in treating heartworm infection and ensuring the safety of all dogs in your household or community. Remember, consistency is key to effective heartworm prevention.

What should I do if I miss a dose of my dog's heartworm medication?

If you accidentally miss administering a heartworm preventive to your dog, contact your veterinarian immediately. They can advise you on the appropriate course of action, which may include a subsequent preventive dose administered earlier than planned or a dose administered during your next scheduled visit. Skipping a dose increases the risk of heartworm infection and must be addressed promptly by a veterinarian.

It's essential to maintain accurate medication records for your dog, tracking their heartworm preventive administration dates. This information is invaluable in ensuring regular and effective preventive care. By keeping your dog's medication schedule up-to-date, you can help safeguard their health and well-being, giving you both peace of mind.

As an Amazon Affiliate™ I receive compensation through qualifying purchases at no cost to you

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