How To Make My Cat Feel Better After Vaccines?

icon July 3, 2023

There is no doubt that prompt vaccination for your cat is of great importance since vaccinations help protect your cat against various infectious diseases that can be harmful or even fatal. But there are some concerns about side effects from vaccines, such as low-grade fever, loss of appetite, temporary malaise, and so on. So how can we help our furry friends to relieve their discomfort? Here follow this article to find out the answer.

What Are The Normal Symptoms After Vaccinations?

After receiving a vaccination, it is common to experience certain symptoms, which are typically mild and temporary. The specific symptoms can vary depending on the type of vaccine and the individual's response to it. Here are some normal symptoms that may occur after vaccinations:

Pain, redness, or swelling at the injection site: It is normal to experience some tenderness, soreness, or swelling at the site where the vaccine was administered.

Fatigue: Feeling tired or experiencing a decrease in energy levels is a common side effect of many vaccines.

Headache: Some individuals may experience mild headaches after receiving a vaccine. This symptom usually resolves on its own.

Low-grade fever: It is not uncommon to have a slight increase in body temperature after vaccination. This typically resolves within a day or two.

Muscle aches: Some people may experience muscle soreness or body aches after vaccination, which can be relieved with over-the-counter pain relievers if needed.

Nausea or gastrointestinal symptoms: Individuals may experience mild nausea, diarrhea, or other gastrointestinal symptoms caused by stress reactions from vaccination, although these are less common.

It's important to note that these symptoms are generally mild and short-lived, typically lasting only a day or two. They are considered a normal part of the body's immune response to the vaccine, as it indicates that the immune system is building protection against the targeted disease. However, if you experience severe or persistent symptoms or if you have any concerns about your symptoms, it is recommended to consult with a healthcare professional for further evaluation and guidance.
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How Long Do Cats Feel Sick After Vaccination?

After receiving a vaccination, cats may experience some mild symptoms that are usually transient and resolve on their own. The duration and severity of these symptoms can vary among individuals and depend on the specific vaccine given. Here are some common post-vaccination symptoms in cats and their typical duration:

Lethargy: Cats may appear tired or have reduced activity levels for up to 24-48 hours after vaccination.

Mild fever: It is not uncommon for cats to develop a mild fever, which typically lasts for 1-2 days following vaccination.

Decreased appetite: Some cats may experience a temporary decrease in appetite after vaccination. This can last for 1-2 days but should resolve relatively quickly.

Injection site reactions: Cats may have some localized pain, swelling, or redness at the site of the vaccination. These reactions are usually mild and typically resolve within a few days.

It's important to note that these symptoms are generally mild and self-limiting. However, if your cat experiences severe or prolonged symptoms or if you have any concerns about its health after vaccination, it is advisable to consult with a veterinarian for further evaluation and guidance.

Additionally, some vaccines require multiple doses to achieve full immunity. In such cases, the above symptoms may recur after subsequent vaccinations, but they tend to be milder than the initial response. Your veterinarian can provide specific information regarding the vaccines given to your cat and what to expect in terms of post-vaccination symptoms.

How To Look After Your Cat After Vaccination?

After your cat has received a vaccination, there are a few steps you can take to ensure their well-being and comfort. Here are some tips on how to care for your cat after vaccination:

Provide a quiet and comfortable environment: Create a calm and quiet space for your cat to rest after vaccination. This will help them recover and reduce stress or anxiety.

Monitor your cat: Keep a close eye on your cat for any signs of adverse reactions or unusual behavior. Look out for severe swelling, difficulty breathing, vomiting, diarrhea, or any other concerning symptoms. If you notice anything unusual, contact your veterinarian promptly.

Offer food and water: Encourage your cat to eat and drink as usual. However, if your cat experiences a temporary decrease in appetite after vaccination, do not force-feed them. Ensure fresh water is readily available.

Limit physical activity: It's generally recommended to limit your cat's physical activity for a day or two after vaccination. This can help prevent unnecessary strain or discomfort at the injection site.

Avoid stressful situations: Vaccinations can temporarily lower the immune system, so it's advisable to keep your cat away from stressful situations or potential sources of infection during this time. Minimize contact with unfamiliar animals, crowded areas, or potentially contaminated environments.

Maintain a vaccination schedule: Follow the vaccination schedule recommended by your veterinarian to ensure your cat stays protected against various diseases. Keep track of the dates for future vaccinations and schedule follow-up appointments accordingly.

Keep vaccination records: Keep a record of your cat's vaccination history, including the type of vaccine administered, the date of vaccination, and any associated information. This will help you stay organized and provide accurate information to your veterinarian during future visits.

Remember, if you have any concerns or questions about your cat's health or post-vaccination care, it's always best to consult with your veterinarian. They can provide personalized guidance based on your cat's specific needs and circumstances.

Related Question:

Should I Continue To Vaccinate My Cat Despite Side Effects?

When it comes to vaccinating your cat, it's important to weigh the potential risks of side effects against the benefits of vaccination. Vaccinations play a crucial role in preventing and protecting against serious and potentially life-threatening diseases in cats. While side effects can occur, they are generally mild and temporary.
Ultimately, the decision to continue vaccinating your cat should be made in consultation with your veterinarian, taking into account your cat's specific health circumstances and risk factors. Vaccinations are generally considered crucial for overall feline health, and your veterinarian is best equipped to guide you in making an informed decision that balances the potential risks and benefits.

Should I Let My Cat Out After Vaccination?

After your cat receives a vaccination, it is generally recommended to keep them indoors for a period of time. This precautionary measure is to ensure their safety and minimize the potential risks associated with outdoor environments.


It is normal for your cat to experience some stress reactions from vaccinations. There is no need to overwhelmingly worry about it, but regularly monitoring your cat’s health situation should never be forgotten. We should be responsible for looking after our cats carefully and paying much attention to them since they will experience a hard period after vaccinations.



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