FDA Announces Limited Return Of Heartworm Drug To U.S. Market

The U.S. Food and Drug Administration (FDA) announced a limited return of a reformulated heartworm prevention drug for dogs, which had been withdrawn because of serious, life-threatening adverse reactions, including loss of appetite, lethargy; vomiting, seizures, difficulty walking, jaundice (a yellowish appearance); and bleeding disorders, allergies, convulsions, followed in some cases by death.

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Filed under: Veterinary on June 10th, 2008