Do not vaccinate cats weighing less than 2 pounds. It is recommended to vaccinate cats after weighing more than 2 pounds. Because the vaccine is a biological agent, the cat's resistance will be reduced after vaccination, and related adverse reactions may also occur. If the cat is underweight, the chance of adverse reactions will increase. Cats need to be vaccinated for the first time over 2 months old. Generally, a 2-month-old cat will weigh more than 1.2 kilograms. If the cat is underweight, it is recommended to strengthen nutrition.

Things to note after the cat is vaccinated:

1. Do not vaccinate the cat immediately when you first bring it home. The cat should be allowed to adapt for a period of time before going. Get vaccinated to avoid stress reactions.

2. Keep the cat warm after vaccination, and do not take the cat for a walk outside to prevent the cat from being infected with bacteria and viruses.

3. After being injected with the vaccine, as the immune system begins to react, cats may have fever, poor spirits, loss of appetite, lethargy, etc. These are normal reactions and usually resolve on their own in 1-2 days. recover. If it does not return to normal after 2 days, consult your pet doctor promptly.