While vomiting and diarrhea may occur within one day, it may take several days to a week after your pet eats onions for symptoms of anemia to appear.
How long after eating an onion will my dog get sick?
How long after eating onion will a dog get sick? Usually, symptoms will appear within 1 to 3 days of the onion being eaten. It often starts as a tummy upset, with vomiting, diarrhea, tummy pain, lethargy, and loss of appetite. This is then followed by the effects of the red blood cells being damaged and dying.
How do I know if my dog has onion poisoning?
Symptoms of onion toxicity in dogs The ASPCA also lists vomiting, elevated heart rate, and panting as signs of onion toxicity. If your dog is exhibiting any of these symptoms, the best thing you can do to help him is to get him to a veterinarian as soon as possible.
Can a dog recover from eating onions?
The good news is that onion toxicity is rarely fatal. Eventually, once the onion is out of the system, the dog's bone marrow starts to release new red blood cells. Most dogs will recover completely from a bout of onion poisoning, as long as they no longer eat products containing onion.
How long should I monitor my dog after eating onions?
Unless your pet ate anything close to that amount or more, it is not recommended to do decontamination for him. With a piece of onion that only weighs a few grams I would not be concerned. Just monitor him for the next couple of days for any GI upset, lethargy, panting or pale gums.
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