
Keeping your treated dog calm and quiet is one of the most important responsibilities a pet owner has during heartworm treatment....Here are several other tips to consider:
- Give him companionship. Social interaction is key to your dog's behavioral health…
- Make mealtime last…
- Let him chew…
- Train the brain.
- Limit Physical Activity. Since heartworm disease targets your dog's cardiovascular and respiratory systems, it is very important to limit physical activity throughout the duration of the treatment. ...
- Limit Excitement During Heartworm Treatment. ...
- Use Food as a Distraction.
What do I do if my dog has heartworms?
Quick takeaways:
- Give your dog a monthly preventive every month and on time to get the most effective protection against heartworm.
- Try to keep your dog or cat inside in the early morning and at dusk, and away from standing water (mosquito breeding grounds).
- Fix torn window screens, close doors and beware of lighting that can invite mosquitoes into your home. ...
How long can a dog go without heartworm medicine?
The reason for this is because it takes at least 6 months for a pet to become heartworm-positive if he or she is bitten by mosquitoes carrying heartworms. This means that even if your pet has become infected during the time that you missed a heartworm dose, test results would not show as positive until 6 months after the initial infection.
What if my dog tests positive for heartworm?
There are a few reasons:
- Anaplasma attacks and damages platelets. ...
- Evidence of exposure to Anaplasma tells us whether preventative measures such as tick control products have been effective.
- Your dog’s exposure to Anaplasma reminds you that you need to be careful, too! ...
Do dogs fully recover from heartworm?
While prevention is always the preferred way to protect pets from parasites, infected dogs can fully recover. Heartworm treatment for dogs is available, but prevention is the best way to protect your pup against these parasites. Photo: wunderBILDlich

Can I walk my dog during heartworm treatment?
Most dogs can be safely leash-walked during the treatment recovery period and providing appropriate chew toys can help relieve some of that stored up physical energy.
How long does a dog need to rest after heartworm treatment?
Enforced Rest is ESSENTIAL! Positively NO Strenuous Exercise for 8 weeks! The heartworms will die over the next 6 weeks. As they die and are broken down, pieces of them could lodge in other parts of the body's blood vessels, causing unnecessary complications–if your pet's activity is too strenuous.
How do I comfort my dog after heartworm treatment?
Keeping your treated dog calm and quiet is one of the most important responsibilities a pet owner has during heartworm treatment. Talk to your veterinarian about when increased activity can be reintroduced and take a gradual approach to resuming exercise and activity.
What can my dog do while on heartworm treatment?
With minor variations, treatment of heartworm disease typically takes 2-5 months to complete. The most important thing you can do during the treatment is to restrict your dog's physical activity to a bare minimum of short leash walks for bodily functions (urinating, defecating) only.
What percentage of dogs survive heartworm treatment?
95%What is the treatment? There is some risk involved in treating dogs with heartworms, although fatalities are rare. "A new drug is available that does not have as many side effects, allowing successful treatment of more than 95% of dogs with heartworms."
Is panting normal after heartworm treatment?
The injections are given within the muscle and can indeed be uncomfortable, but the inflammation that develops within the days following creates the most discomfort. Restlessness, panting, trembling and reduced appetite can all be signs that the dog is uncomfortable.
What should your dog not do for awhile after heartworm treatment?
“No running, jumping, playing or high-impact exercise as these activities may cause the worms to break loose and cause significant harm to the pet being treated.”
Why do you have to keep dogs calm during heartworm treatment?
The primary reason your veterinarian and the American Heartworm Society want you to keep your active dog calm during heartworm treatment is to reduce complications and reduce permanent damage to your dog's heart and lungs. It is a simple but important message.
Do dogs have to be crated during heartworm treatment?
It means cage rest! Your heartworm positive dog, after receiving melarsomine treatment will be instructed to remain caged, crated or penned for the duration of this phase of treatment except when they need to go outside to potty or when you can absolutely-positively-guarantee that your dog will remain calm.
Is heartworm treatment painful for the dog?
Treatment for heartworm can cause serious complications for your pet's health and can be potentially toxic to the dog's body. Many dogs experience soreness and swelling at the site of their injections. The most severe side effects are related to a large number of worms suddenly dying.
What to Expect at The Vet’S Office
If your pet has been diagnosed with heartworm disease via a heartworm antigen test (the most common form of testing), this is what you can expect t...
Questions to Ask Your Veterinarian
As with any type of laboratory test, false positive and false negative results on heartworm tests are possible. In particular, dogs who have been b...
Possible Complications to Watch For With Heartworms
Side effects are common with heartworm treatment. Many dogs experience soreness and swelling at the site of melarsomine injections (the muscles on...
How to tell if a dog has heartworms?
The most severe problems that are seen after heartworm treatment in dogs are related to the sudden death of large numbers of worms. Call your veterinarian immediately if you notice any of the following: 1 Your dog develops a cough or a preexisting cough becomes worse 2 Your dog has difficulty breathing or pants excessively 3 Your dog becomes weak or lethargic or collapses 4 Your dog’s appetite significantly decreases 5 Your dog begins to vomit or drool excessively or develops diarrhea
How long does a dog grow with heartworms?
Once there, they can grow to be up to a foot long. It is possible for one dog to be infected with hundreds of heartworms. If not treated properly, heartworms in dogs will lead to serious health complications and death. This is why it is so important to keep your dog on continuous heartworm prevention.
What test is done for heartworms in dogs?
If no microfilariae are found, a confirmatory test for adult heartworms should be run by sending a sample to an outside lab. Complete blood cell count, blood chemistry tests, a urinalysis and chest X-rays to assess your dog’s overall condition and plan ...
How long does it take for Melarsomine to kill heartworms?
Restrict exercise and closely monitor for side effects for the next 30 days. Give the second injection of melarsomine 30 days after the first. Give the third injection of melarsomine one day after the second.
Can a dog get a heartworm test negative?
In particular, dogs who have been bitten by a heartworm-infected mosquito within the last six months will test negative until their heartworms mature.
Can heartworms kill dogs?
While the treatment of heartworms in dogs can cause serious side effects, heartworms kill dogs if left untreated. Prevention, on the other hand, is easy and well-tolerated by most dogs. By preventing heartworms in the first place, you can save your dog from a long and difficult treatment process.
Can dogs be crated for heartworms?
The most important aspect of home care for dogs undergoing treatment for heartworms is exercise restriction. Dogs should be crated when a responsible adult is not able to prevent excess activity. Dogs should only be allowed outside for short on-leash walks to urinate and defecate .
What happens if a dog doesn't get heartworm treatment?
When a dog goes without treatment for heartworm disease, their immune system becomes chronically stimulated. Antibodies, which are not only important tools of the immune system but are inflammatory proteins, are produced in high amounts all the time. These antibodies can cause a lot of trouble by precipitating in the delicate membranes of the eye, kidney, blood vessels, and joints. Antibodies can get stuck in these areas and damage these delicate membranes thus setting up tremendous tissue damage and pain.
What is it called when the heart is plugged with worms?
With the arteries plugged with worms, the heart must pump harder against the pressure of the plugged arteries. This condition is called pulmonary hypertension and the right side of the heart must drastically increase its ability to work. It may be strong enough and it may not.
How long does it take for a dog to die from Caval Syndrome?
Usually there have been no signs of heart disease prior to the collapse, shock, and red blood cell destruction associated with this syndrome. Death usually occurs within 1 to 2 days and the only effective treatment is to open the dog's jugular vein and physically remove the worms with a special clamp. If enough worms can be removed to re-establish blood flow, the dog may survive.
How to keep a dog inactive during heartworm treatment?
One way to keep a dog inactive during heartworm treatment while also helping to reduce boredom is to invest in some quality long-lasting chew toys . Chewing helps a dog ease their stress and helps circumvent destructive tendencies.
How long do you give a dog heartworm preventative?
Next to be addressed will be the older larva. Your vet will treat the larva with heartworm preventative products that you will give to your dog monthly for up to 3 months. See also 11 Household Items That Can Poison Your Dog. Only after the larvae die off can the adult heartworms be addressed.
How many injections do you need for heartworms in dogs?
Only after the larvae die off can the adult heartworms be addressed. The treatment to get rid of adult worms requires 2 to 3 intramuscular injections. If the vet is following a 2-dose procedure, the dog will receive two injections 24 hours apart. If the dog needs a 3-dose treatment, they will get one injection initially and then ...
How long does it take for a dog to be in a kennel after heartworm treatment?
As soon as your dog receives a heartworm diagnosis, you will need to restrict the dog’s exercise. Most veterinarians recommend that the dog stays in a crate or kennel for the first four weeks of treatment at a minimum. After treatment is complete, the dog will also have to remain inactive for another month before you can slowly begin reintroducing ...
What happens if my dog's heart rate rises during heartworm treatment?
If your dog’s heart rate rises during treatment, you put him at risk of developing potentially life-threatening blood clots. You may be wondering how to keep a dog inactive during heartworm treatment- after all, dogs are rowdy and rambunctious creatures! The best way to keep a dog still is to make sure your dog’s mind is engaged even ...
Why is it important to keep dogs confined?
Keeping a dog confined and inactive during this time will reduce the risk of them getting overexcited and overexerted, so their heart and lungs stay safe from blood clots caused by the decomposing worms. However, this also raises the risk of them getting bored and engaging in destructive activities.
What is the first stage of heartworm?
The first stage will be to attack the immature larva and baby heartworms and kill them before they are fully mature. It is essential to do this first because the younger the worm, the lower the risk of damage to your dog’s health. As larvae mature they can still cause damage even as they die.
How long does it take for a dog to get heartworm treatment?
With minor variations, treatment of heartworm disease typically takes 2-5 months to complete. The most important thing you can do during the treatment is to restrict your dog’s physical activity to a bare minimum of short leash walks for bodily functions (urinat-ing, defecating) only.
How long after heartworm injection can you run?
There is no reason to allow running, jumping, or other physical activity at any time for 8 weeks after the start of the injectable heartworm adulticide treatment. All physical exertion must be stopped beginning the day of the first injection, 24 hours a day, for the full 8-week period, to reduce the risk of serious (life-threatening) heartworm-related problems.
Is heartworm a disease?
It is caused by Dirofilaria immitis, a worm that resides in the cir-culation (heart and lungs) of dogs and cats and is transmitted from animal to animal by mosqui toes.
Why is it important to restrict dog activities after heartworm diagnosis?
But your dog’s normal physical activities must be restricted as soon as the diagnosis is confirmed, because physical exertion increases the rate at which the heartworms cause damage in the heart and lungs.
How long does it take for a dog to get heartworm treatment?
In severe cases of heartworm disease, or when a dog has another serious condition, the process can take several months. Administer treatment.
How long after a dog is antigen positive should it be rechecked?
Consequently, in most cases, a dog that is still antigen positive at 4 months should be rechecked 2 to 3 months later before determining whether there are still adult heartworms remaining, and a second treatment course may be required.
How long do worms last after melarsomine?
After treating a dog with melarsomine injections, adult worms may continue to die for more than a month following this treatment. Heartworm antigen testing is the most reliable method of confirming that all of the adult heartworms have been eliminated.
What is the best medicine for heartworm in dogs?
Your veterinarian is recommending what is best. Only one drug, which is called melarsomine, is approved by the U.S. Food and Drug Administration (FDA) for treatment of heartworm infection in dogs; this drug should be administered by injection in the veterinary hospital.
What to do if my dog has worms?
The goal is to first stabilize your dog if he is showing signs of disease, then kill all adult and immature worms while keeping the side effects of treatment to a minimum. Here's what you should expect if your dog tests positive: Confirm the diagnosis.
Is heartworm preventive medicine a veterinarian's responsibility?
And while this is an extra-label use of heartworm preventives, it is appropriate under the supervision of a veterinarian. However, it is important that your veterinarian assesses the severity of the disease and chooses the proper preventive accordingly.
How long does it take for a dog to get heartworms?
After living in the mosquito for 1-2 weeks, the microfilaria is injected into another dog when the mosquito feeds. It takes about six months for the heartworm to reach adulthood after infecting the dog.
How long does it take for heartworms to decompose in dogs?
There they decompose and are absorbed by the body over a period of several months. Reactions to the drugs are not uncommon, and there is always some risk involved in treating a dog for heartworms.
What happens if you delay heartworm treatment?
Delayed treatment may result in heart failure and/or permanent damage to the liver, lungs, and kidneys with eventual death. The signs of heartworm disease which you are most likely to notice include coughing, sluggishness, rapid tiring, and labored breathing.
How long does it take for worms to kill in dogs?
Following treatment, complete is needed to prevent lung damage from the dead, decomposing worms for 6-8 weeks. The microfilaria will be killed with an injection approximately 4-6 weeks after treatment to rid the dog of the adult heartworms.
When does heartworm occur in dogs?
For most countries, this season occurs from the end of spring and peaks during summer.
How long should a dog be inactive after a heartworm?
And in worst infections, the vet will recommend that the dog remain inactive for up to 12 weeks .
What to do if my dog won't stay still?
Consider calming aids. If your dog just won’t stay still, you can ask the vet for the use of sedatives. Take note that you should always ask the vet first to ensure that the sedatives won’t interfere with the current heartworm treatment. Also, calming aids can only be used for specific periods.
How many worms can a dog have before diagnosis?
To give you an idea of how massive the infection can be, a dog can have as many as 3,000 worms before the diagnosis. Take note that heartworm isn’t transmitted from one dog to another. As with humans, the Dirofilaria immitis parasite needs a mosquito as an intermediate host.
What is the cause of heartworms?
Heartworm disease, scientifically known as dirofilariasis, is caused by the parasite called Dirofilaria immitis. It’s a blood-borne parasite that thrives and damages a canine’s internal organs. This is the same parasite that causes heartworms in humans, but only through a mosquito bite.
Why is my dog inactive during a dog med?
If the pooch runs, jumps, or walks vigorously, the sudden need for oxygen will lead to complications. This is why keeping your dog inactive during the treatment is a BIG MUST. It’s a matter of life and death, so you should take it seriously.
How much does it cost to treat heartworm?
On average, heartworm treatments cost around $1,000. For mild cases, the vet may only charge you $500. Take note that the worse the infection is, the more expensive it is to treat. This is why immediate diagnosis is important when it comes to heartworm disease.
Heartworms in dogs: causes and treatment
Heartworms (Dirofilaria immitis) in dogs live in the heart and pulmonary arteries. While all worms are dangerous to your pet’s health, experts generally agree that heartworms are the most worrisome. While there are plenty of treatment options for Heartworm, they can impact your dog’s behavior.
Dog behavior after heartworm treatment
Just about all forms of heartworm treatment will impact your dog’s behavior. The most common behavior for a dog after heartworm treatment is
How to care for a dog on heartworm treatment
The heartworm treatment and recovery process are much tougher than the prevention of this disease. Caring for a dog after heartworm treatment is a long and difficult phase.
In closing
Prevention is the best approach to dealing with heartworms. To help prevent your dog from getting heartworms, you should always try to feed your dog a balanced and healthy diet. There are also plenty of heartworm prevention medications that your vet can prescribe.
