Is it normal for a cat to be sleepy and not eating much after a rabies shot this afternoon? Should I be concerned?

This afternoon, my cat received her rabies shot, and since then, she seems unusually sleepy and hasn't shown much interest in her food. Is this kind of reaction normal after vaccinations, or should I be concerned about her well-being?

Answer

It's common for cats to experience mild side effects like sleepiness after vaccinations, including the rabies shot. Your cat's reaction may be a normal response, but it's always good to stay observant.

  • Mild lethargy post-vaccination can be normal
  • Lack of interest in food should be closely monitored
  • Contact a vet if symptoms persist or worsen

After receiving vaccinations, some cats may feel a bit off and show signs of tiredness or reduced appetite. These reactions usually resolve within a day or two as the immune system adjusts. However, if your cat’s condition doesn’t improve, or if new symptoms arise, it’s important to consult with a veterinarian to ensure her well-being.

Book a consultation with a licensed vet at Dial A Vet for just $49 AUD if you're unsure or symptoms are getting worse.

Frequently Asked Questions

  • What side effects are normal after my cat's vaccinations?

    It is normal for cats to experience mild lethargy, slight fever, or a decrease in appetite following vaccinations. These symptoms should be temporary.

  • How long should I expect these symptoms to last?

    Most post-vaccination symptoms subside within 24–48 hours. If your cat is not back to her usual self after two days, please seek veterinary advice.

  • When should I be concerned about my cat's reaction?

    If your cat shows signs of severe allergic reactions such as swelling, difficulty breathing, or persistent vomiting, seek immediate veterinary care.

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