Is heartworm medication really necessary for dogs?


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One of the most common questions heard by our veterinarians during an annual wellness exam is, “Does my pet really need heartworm prevention?” To put it simply: yes! Even if your pet is considered “indoors-only,” all cats and dogs should be on a heartworm prevention medication.

What happens if you don’t give your dog heartworm pills?

If you don’t give your dog the medication every 30 days, the larvae will grow to a point where the preventive won’t be able to kill them anymore. If the larvae are not killed during this brief window, they are not susceptible to any known treatment until they are adults in about six to seven months.

How long can a dog go without heartworm pills?

Any time a dog goes more than six weeks without heartworm prevention the dog is at risk of infection. Dogs with mature infections (in which hearworms are mating and producing larvae in the bloodstream) may experience a shock-like adverse reaction to heartworm prevention.

Do dogs need heartworm pills every year?

Treatment can vary, as oral, injectable or topical, depending on the animal species, but they all target heartworm larvae, not adults. That’s one reason veterinarians often recommend that pets receive heartworm prevention medication all year long.

What are the first signs of heartworms in dogs?

Signs of heartworm disease may include a mild persistent cough, reluctance to exercise, fatigue after moderate activity, decreased appetite, and weight loss. As heartworm disease progresses, pets may develop heart failure and the appearance of a swollen belly due to excess fluid in the abdomen.

What to do if you cant afford heartworm treatment?

You should talk to your veterinarian and ask about all of your different options, and you could also try contacting rescue groups in your area to see if there are any that could help with heartworm treatment. You also may want to look into Care Credit (carecredit.com).

How often do dogs get heartworm?

Because heartworms must be eliminated before they reach this adult stage, it is extremely important that heartworm preventives be administered strictly on schedule (monthly for oral and topical products and every 6 months or 12 months for the injectable).

How do dogs catch heartworm?

Heartworm disease is not contagious, meaning that a dog cannot catch the disease from being near an infected dog. Heartworm disease is only spread through the bite of a mosquito. Inside a dog, a heartworm’s lifespan is 5 to 7 years.

What time of year do dogs get heartworm?

Yes, dogs can get heartworms in the winter. As heartworm larvae spread through mosquito bites, some people believe dogs can’t get heartworm in the winter, as mosquitoes are inactive. However, according to the Food and Drug Administration (FDA), it’s essential you deworm your dog year-round.

Where are heartworms most common?

Using the survey results and national dog population figures, they estimate the U.S. had about 890,000 dogs positive for heartworm in 2001 and 1 million in 2019. Mississippi had the highest heartworm incidence in the 2019 survey, with positive tests for heartworms in almost 10% of dogs, AHS data show.

Why is heartworm prevention so expensive?

The current drug of choice is Immiticide, and due to manufacturing issues, is difficult to obtain and as a result is expensive. In addition, the protocol to treat heartworm disease is very involved and has an extended course.

How expensive is heartworm treatment?

Average Cost of Treatment. The average cost of heartworm treatment for dogs is often around $1,000. However, it can range from $500 to $1,100 or even more depending mainly on the size of your dog, veterinary bills, and the stage of the disease.

Can I get heartworm medicine without a vet?

Go to ABC Online Pharmacy (see resources) if you don’t mind using the generic brand of Heartgard. This will save you a lot of money over the course of a year, and the generic brand is known for being just as good as Heartgard. You don’t need a prescription since the company is based in Canada.

How much does a heartworm test cost?

The Positive Heartworm Test It’s recommended that all dogs be tested annually for heartworm disease, even if they are on heartworm prevention. A heartworm test may range from approximately $35 to $75.

How do you get rid of heartworms in dogs naturally?

They can be controlled naturally with citrus oils, cedar oils, and diatomaceous earth. Dogs needing conventional treatment may benefit from herbs such as milk thistle and homeopathics such as berberis; these minimize toxicity from the medications and dying heartworms.

How Long Can dogs live with heartworm?

The severity of the infection, as well as the overall health of the dog, will play a role in determining how long the dog will live. In general, however, it is thought that most dogs with heartworm infection will not live more than two years if they do not receive some treatment.

Can you get pet insurance if your dog has heartworms?

If your dog already has heartworms before you buy the insurance, this may be excluded by the insurer. Of course, this depends on whether the pet insurance company considers heartworms as a pre-existing medical condition. But yes, you may still get pet insurance and still may have coverage for heartworms.

How common is heartworm disease in dogs?

Heartworm — a worm that can take up residence in a dog’s heart, blood vessels, and lungs — might seem like an unlikely threat to your pet. But it’s not uncommon, affecting about 1 in 100 dogs in the U.S. every year.

Which state is least likely to see cases of heartworm?

The 5 states with the highest heartworm incidence: Mississippi, Louisiana, Arkansas, Texas, and Tennessee. But no state in the country is heartworm-free, and infection in dogs is considered at least regionally endemic in every state except Alaska.

Does heartworm treatment shorten a dog’s life?

This treatment does not actually kill the worms, however it does decrease their lifespan; keep in mind, however, that the average heartworm can live six years, so shortening that lifespan could still mean your dog having a heartworm infection for four more years.

Why does my dog keep coughing gagging like he’s choking?

Two very common things that can cause gagging in dogs are infectious problems and laryngeal paralysis. Kennel cough, which is a type of respiratory infection, is a common cause of dog gagging, which results in a harsh, goose-like cough, sometimes followed by a gag.

How often do dogs need heartworm medicine?

Heartworm Prevention Is the Best Treatment There are monthly topical and monthly chewable products, as well as every six-month injection.

Why do dogs get heartworm and not humans?

Since humans are not natural hosts of heartworms, the heartworm larvae cannot develop into adult worms and they die. Heartworm disease has become less prevalent in dogs in this area of the country thanks to the large scale use of preventatives, so the risk for human infection is extremely low.

Is monthly heartworm medication necessary?

If at the initial test, your dog is found to have heartworms, treatment will be needed before prevention can begin. However, if your dog is in the clear, he can be started on monthly medication to protect him from the disease.

Can I give my dog heartworm medicine every other month?

However, due to the heartworm life-cycle, it is likely that giving the medication every 45 to 60 days, rather than every 30 days, will allow immature heartworms to develop into adult heartworms. In other words, heartworm prevention medication is not effective when given every 45 to 60 days.

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