Often asked: How Long Do Cats Feel Sick After Vaccinations?

You may notice your cat has a temporary loss of appetite or is less lively a day or two after a vaccination, but this should resolve within 24-48 hours. Very few cats may be allergic to one or more components of the vaccine and have more serious side effects such as difficulty in breathing, vomiting or diarrhea.

How long do cats feel bad after vaccinations?

Mild reactions, including a slight fever, lethargy, decreased appetite, and localized swelling at the vaccination site may start within hours after vaccination and usually subside within a few days. If they do not subside within this time frame, call your veterinarian.

How can I make my cat feel better after shots?

How Do I Help My Pet Feel Better After Receiving A Vaccination?

  1. Provide your pet with a warm, cosy place to lie down and rest.
  2. Make sure that they have access to water and their favourite food, but don’t be alarmed if they are not very hungry.
  3. Avoid patting or playing with your pet as they may wish to be left alone.

Will my cats feel unwell after vaccinations?

Vaccinations (like any other medicine) can sometimes cause side effects. Fortunately, side effects are rare, usually mild and pass within a few days. Severe vaccine reactions are very rare. Contact your vet if your pet is suffering side effects after a vaccination.

What are the side effects of kitten vaccinations?

Are There Any Side Effects I Should Watch For After Cat Vaccination?

  • Fever.
  • Severe lethargy.
  • Loss of appetite.
  • Vomiting.
  • Diarrhea.
  • Swelling and redness around the injection site.
  • Lameness.
  • Hives.
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Is it normal for a kitten to be tired after shots?

Your kitten may be a little sleepy after their vaccine and you may notice a small lump at the site of the injection. This should resolve in 24-48 hours. Although adverse reactions to the vaccine are very rare, should your kitten become unwell after their vaccine, please let us know.

How do you tell if a cat has a fever?

Signs of a Fever in Cats

  1. Loss of appetite.
  2. Depression.
  3. Lack of energy or activity.
  4. Decreased drinking.
  5. Hiding.
  6. Decreased grooming.
  7. Shivering or rapid breathing.

Do cats vomit after vaccinations?

You may notice your cat has a temporary loss of appetite or is less lively a day or two after a vaccination, but this should resolve within 24-48 hours. Very few cats may be allergic to one or more components of the vaccine and have more serious side effects such as difficulty in breathing, vomiting or diarrhea.

Do cats feel pain after vaccinations?

Cat vaccinations stimulate your kitten or cat’s immune system in order to create protection from specific infectious diseases. This can cause mild symptoms to occur ranging from soreness at the injection site to fever and allergic reactions.

Can a sick kitten be vaccinated?

Vaccines should never be given to a kitten with a fever or illness as the vaccine will not be effective. Giving a vaccine to a sick kitten can actually make her feel worse. After a vaccine is administered, immunity is not immediate.

Do rabies shots make cats lethargic?

Fortunately, reactions to vaccines are very uncommon in cats. In fact, side effects of rabies vaccines in cats are very rare. When they do happen, they include slight fever, lethargy, decreased appetite and a localized swelling at the vaccine site. These rabies vaccine side effects usually disappear within a few days.

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Can cats have delayed reaction to vaccine?

Vaccine reactions can range from mild to severe in both dogs and cats. The immune system can have a variety of responses to vaccines, and some allergic reactions will develop within an hour and others can be delayed and last for days.

What is vaccination granuloma?

Intensely itching subcutaneous nodules (granulomas) may appear at the injection site for aluminium containing vaccines and persist for many years. The nodules appear remarkably long time after vaccination (months or even years).

How do I feel better after vaccines?

If you do feel less-than-great after your shot, here are some suggestions:

  1. If your arm hurts, apply a clean, cool, wet washcloth to the spot where you received the shot.
  2. If you’re feverish, drink plenty of fluids to stay hydrated.
  3. Acetaminophen, ibuprofen, or aspirin can ease any aches or pains.