Why Are Onions Toxic to Dogs? Understanding Onion Poisoning Symptoms and Risks
Learn why onions are poisonous to dogs, the symptoms of onion toxicity, and what to do if your dog eats onions.
Video transcript
Dogs should not eat onions because they contain compounds called thiosulfates, which are toxic to dogs. Ingesting onions can lead to hemolytic anemia, a condition where red blood cells are destroyed faster than they can be produced. Symptoms include weakness, vomiting, and breathlessness. If your dog consumes onions, contact your vet immediately.
Questions and answers
Can a small amount of onion harm my dog?
Even small amounts of onion can be harmful to dogs because thiosulfates can cause anemia; it is best to avoid feeding onions entirely.
What are the signs of onion poisoning in dogs?
Common symptoms include weakness, vomiting, breathlessness, and pale gums due to hemolytic anemia.
What should I do if my dog eats onions?
Contact your veterinarian immediately for advice and treatment if your dog consumes onions.
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