Do All Dogs Need To Take Heartworm Medicine?

by | Last updated on January 24, 2024

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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 ?” To put it simply: yes! Even if your pet is considered “indoors-only,”

all cats and dogs should be on a heartworm prevention medication

.

Is it OK to skip heartworm medicine?

A:

Give the dose you missed immediately, then continue giving the medication on the day you've always given it

. If the missed dose is more than 2 weeks late, your dog should be tested for heartworm again in six months (click here to learn why).

How long can a dog go without heartworm pills?

Most of the monthly heartworm medicines have a safety factor of at least

15 days

of protection if a dose is missed. This means that if you're just a week or two late, your pet is likely still within that window of protection and would be unlikely to become infected during that time.

Is there a natural way to prevent heartworms in dogs?

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.

Do I need to give my dog Heartgard in the winter?

As winter descends upon New England in full force, more and more dog owners ask us if we recommend continuing heartworm prevention through the winter months. The short answer is yes.

The American Heartworm Society recommends year-round heartworm prevention

, and we agree.

What are the first signs of heartworms in dogs?

  • Persistent cough. Unlike a regular cough or a kennel cough, which is strong and sporadic, a heartworm- related cough is dry and persistent. …
  • Lethargy. …
  • Weight loss. …
  • Difficulty breathing. …
  • Bulging ribs.

Can you do a heartworm test at home?


Using the WITNESS Heartworm Rapid Test is easy

. Just follow 3 simple steps. Add 1 drop of anticoagulated whole blood, serum or plasma to the sample well. Add 2 drops of chase buffer provided to the sample well.

How do I know if my dog have heartworms?

  1. A dry unproductive cough. …
  2. Inactivity or laziness. …
  3. Weight loss and loss of appetite. …
  4. Shallow and rapid breathing. …
  5. Distended chest. …
  6. Allergic reactions. …
  7. Collapsing or fainting.

Do older dogs need heartworm medicine?


Your senior dog needs a year-round medicine to prevent intestinal parasites

, which are found in your dog's feces and can be transmitted to humans, so talk to your veterinarian about how to keep everyone in your home protected. Keep your senior dog's heartworm preventive as well as flea and tick control updated.

How important is heartworm medicine for dogs?

What they do is

prevent a major infestation

. In fact, if a dog has a mild heartworm infestation, a veterinarian might recommend treating it with a heartworm preventative over a course of several months.

How often does a dog need heartworm medicine?

The American Heartworm Society advocates to “Think 12.” Give dogs 12 months of heartworm prevention and get them tested for heartworms

every 12 months

.

What to do if you cant afford heartworm treatment?

If owners can't afford treatment at the time of diagnosis, Dr. Herrin recommended

delaying melarsomine therapy but still initiating treatment with both a preventive and doxycycline

. This will prevent further infection and remove the dog as a heartworm reservoir.

What is the safest heartworm preventative?

The two most common (and generally considered safe) heartworm preventative ingredients used today are

ivermectin (used in Heartgard by Merial, and other products) and milbemycin oxime (used in Interceptor by Novartis)

.

Why is heartworm treatment so expensive?

Many factors affect the cost associated with treating heartworm infection, including diagnostic testing, hospitalization, medication, and office visits.

The current drug of choice is Immiticide, and due to manufacturing issues, is difficult to obtain and as a result is expensive

.

Should dogs take Heartgard year round?

Therefore,

the safest recommendation is to use heartworm prevention and protect your pet year round

; and to have your pet tested every 12 months. Most heartworm products that have been approved and tested by the FDA also contain a medication for common intestinal parasites that are contracted via the environment.

What months does my dog need heartworm medication?

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

).

Do dogs need Heartgard every month?

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.

What do heartworms look like in poop?

Adult worms

resemble spaghetti

and may come out in feces or vomit of an infected dog. Transmission to dogs is through eggs in feces, eating a prey animal that is a host (usually rodents), mother's milk, or in utero.

Can a dog be cured of heartworms?


Yes, there is a cure for heartworm disease in dogs

, but know that it's a bit of a lengthy, complex, and expensive process. “There are injections available to treat heartworm,” Dr.

How much does it cost to treat a dog with heartworms?

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.

How does a snap test detect heartworm?

The SNAP® Heartworm RT Test is an

in vitro test for the detection of Dirofilaria immitis antigen in canine serum, plasma, or anticoagulated whole blood

. What does a SNAP Heartworm RT positive test result indicate? To determine the test result, read the reaction spots in the result window.

How does a dog get heartworm?

Heartworms are

transmitted from an infected animal to your healthy dog through mosquitoes

. When an infected mosquito bites your dog, the mosquito can also pass on infective larvae. Over 6 to 7 months, these larvae develop into adult heartworms, causing severe health issues and potentially death.

What does C mean on a heartworm test?

To serve as a procedural control, a colored line in the C (

control

) area will always appear regardless if the sample is positive or negative. INSTRUCTIONS FOR USE. ● Samples must be at room temperature 15 to 27 °C (59 to 80 °F), before running the assay – DO NOT HEAT.

Should I adopt a heartworm positive dog?

Not every aspiring pet owner is equipped to provide the extra care a special-needs pet requires; however,

with proper treatment, heartworm-positive pets can be excellent candidates for adoption

.

How much is a 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

.

James Park
Author
James Park
Dr. James Park is a medical doctor and health expert with a focus on disease prevention and wellness. He has written several publications on nutrition and fitness, and has been featured in various health magazines. Dr. Park's evidence-based approach to health will help you make informed decisions about your well-being.