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Looking for information or educational tools on heartworm management? Our NEW Heartworm Resource Center makes it easy to get the answers or assets you’re looking for. You may search/filter by one or more of the fields below.



Heartworm Guidelines

Heartworm Guidelines

Guidelines for the Diagnosis, Prevention, and Management of Heartworm (Dirofilaria immitis) Infection in Dogs and Cats.

Category: American Heartworm Society Guidelines
Canine | Feline | Prevention | Diagnosis | Treatment | Life Cycle | Veterinary Professionals

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Heartworm Treatment Dosage Calculator

Heartworm Treatment Dosage Calculator

We have developed a web-based app to benefit veterinary professionals. Now treating dogs with heartworm disease is more straightforward than ever. With the AHS Treatment Plan app you have the precise regimen you need at your fingertips.

Category: Apps
Canine | Prevention | Treatment | Life Cycle | Veterinary Professionals | Cost

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Heartworm Diagnostics: Antigen Tests Alone Aren't Enough

Heartworm Diagnostics: Antigen Tests Alone Aren't Enough

How reliable are patient-side heartworm antigen tests? Veterinary parasitologist Dr. Lindsay Starkey explains.

Category: Clinical FAQs
Canine | Diagnosis | Veterinary Professionals

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Antigen Test Timing Following Melarsomine Treatment

Antigen Test Timing Following Melarsomine Treatment

How long should I wait before re-testing dogs undergoing heartworm treatment? Dr. Tom Nelson explains the timing.

Category: Clinical FAQs
Canine | Diagnosis | Treatment | Veterinary Professionals

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When Heartworm Treatment is Interrupted

When Heartworm Treatment is Interrupted

When treating dogs for heartworm, what if there's a delay between giving doxycycline and melarsomine? Dr. Chris Duke explains.

Category: Clinical FAQs
Canine | Treatment | Veterinary Professionals

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Managing Dogs Treated with Non-AHS Protocols

Managing Dogs Treated with Non-AHS Protocols

When treating dogs for heartworm, what's the difference in efficacy between two and three injections of melarsomine? Dr. Angele Bice breaks it down.

Category: Clinical FAQs
Canine | Treatment | Veterinary Professionals

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Hit the Reset Button on your Client Education Program

Hit the “Reset” Button on your Client Education Program

How should I educate my clients about heartworm prevention this spring? Dr. Chris Duke shares tips.

Category: Clinical FAQs
Canine | Feline | Prevention | Exotics | Other | Veterinary Professionals

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Safe Transport of Heartworm-Positive Dogs

Safe Transport of Heartworm-Positive Dogs

How can I safely transport dogs in the midst of heartworm treatment? Dr. Brian DiGangi shares the AHS/ASV recommendations.

Category: Clinical FAQs
Canine | Diagnosis | Treatment | Shelters | Veterinary Professionals | Transport of Infected Pets

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What’s the Protocol?

What’s the Protocol?

Marisa Ames,DVM, DACVIM (cardiology)
Associate Professor
Colorado State University,
College Of Veterinary Medicine

Category: Clinical FAQs
Canine | Treatment | Veterinary Professionals

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Heartworm Disease Causes Lifelong Damage

Heartworm Disease Causes Lifelong Damage

Can heartworm infection cause permanent damage in dogs? The answer is yes, says Dr. Stephen Jones.

Category: Clinical FAQs
Canine | Prevention | Treatment | Veterinary Professionals

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Heartworm Diagnostics: Antigen Tests Alone Aren’t Enough

Heartworm Diagnostics: Antigen Tests Alone Aren’t Enough

How reliable are patient-side heartworm antigen tests? Veterinary parasitologist Dr. Lindsay Starkey explains.

Category: Clinical FAQs
Canine | Diagnosis | Veterinary Professionals

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Making the Case for Heartworm Prevention in Cats

Making the Case for Heartworm Prevention in Cats

Why is heartworm prevention important for cats? Dr. Elizabeth Clyde gives reasons.

Category: Clinical FAQs
Feline | Prevention | Veterinary Professionals

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The States of Heartworm Incidence

The States of Heartworm Incidence

What does the latest AHS survey say about heartworm incidence? Dr. Chris Duke explains.

Category: Clinical FAQs
Canine | Feline | Exotics | Other | Veterinary Professionals | Incidence

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Tackling Tough Conversations

Tackling Tough Conversations

Can I cut corners on the AHS heartworm treatment protocol for dogs? AHS Past President Dr. Chris Rehm says "no."

Category: Clinical FAQs
Canine | Treatment | Veterinary Professionals

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The Wrath and Aftermath of Hurricanes

The Wrath and Aftermath of Hurricanes

How can hurricanes lead to increases in heartworm incidence? There's a link, according to veterinary cardiologist Dr. Clarke Atkins.

Category: Clinical FAQs
Canine | Feline | Prevention | Veterinary Professionals | Transport of Infected Pets | Resistance

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The AHS Guidelines: 2018 Updates - Guidance on Prevention, Testing and Treatment

The AHS Guidelines: 2018 Updates - Guidance on Prevention, Testing and Treatment

The AHS Guidelines: 2018 Updates - Guidance on Prevention, Testing and Treatment

Category: Clinical FAQs
Canine | Prevention | Diagnosis | Treatment | Veterinary Professionals

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The AHS Protocol vs. Slow Kill

The AHS Protocol vs. “Slow Kill”

Why does the AHS recommend against "slow kill" for heartworm treatment in dogs? Veterinary parasitologist Dr. Andy Moorhead has answers.

Category: Clinical FAQs
Canine | Treatment | Veterinary Professionals

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American Heartworm Society

Why Don’t Clients Give Heartworm Preventives?

Why aren't clients always compliant in giving heartworm preventives? Dr. Stephen Jones shares his thoughts.

Category: Clinical FAQs
Canine | Feline | Prevention | Exotics | Other | Veterinary Professionals

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Is it Negative or Not? The Role of Heat Pretreatment in Heartworm Testing

Is it Negative or Not? The Role of Heat Pretreatment in Heartworm Testing

What is the role of heat pretreatment in heartworm testing? Dr. Brian DiGangi explains when and why it may be needed.

Category: Clinical FAQs
Canine | Diagnosis | Veterinary Professionals

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Is There an Echo in Here?

Is There an Echo in Here?

How can you get veterinary clients to be compliant with heartworm prevention? Dr. Chris Dukes share his tips.

Category: Clinical FAQs
Canine | Feline | Prevention | Exotics | Other | Veterinary Professionals

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Latest News

Twitter: @AHS_Think12

RT @AHS_Think12: Heartworm disease is a serious, progressive disease. The earlier it is detected, the better the chances the pet will recov…

by Heartworm Society