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Heartworm and Other Parasites About Tri-Heart® Plus About Zoonotic Disease Reminder Service

What are Heartworms? Heartworm Prevention Heartworm Symptoms Heartworm Treatment Other Parasites Ask your Veterinarian	Heartworm Symptoms Canine heartworm disease symptoms include: Difficulty breathing Coughing Fatigue, a dog that tires easily Listlessness Weight loss Rough hair coat Your veterinarian can perform a simple blood test that can verify the presence of heartworms. Tri-Heart is a registered trademark of Intervet Inc. or an affiliate. © 2009 Intervet Inc. All rights reserved. Privacy Policy