Situations in which cats cannot be vaccinated:

1. Generally, cats cannot be vaccinated when they are less than six weeks old. The immune system of most kittens is strictly protected by maternal antibodies in colostrum. Even if they are vaccinated, the effect of the vaccine will be neutralized by the antibodies in colostrum and cannot stimulate the immune system to produce antibodies.

2. Cats with poor physical fitness and malnutrition cannot be vaccinated.

3. Cats cannot be vaccinated when they are sick. Vaccination at this time may aggravate the condition due to vaccine reactions.

4. Due to the strong reaction after injection, attenuated vaccines are generally not suitable for injection into pregnant female cats, especially pregnant female cats cannot be injected with feline panleukopenia (cat distemper) vaccine. This vaccine can pass through the placental barrier. Forcefully infecting the fetus, leading to stillbirth, miscarriage, premature delivery, or giving birth to a rugged fetus with cerebellar hypoplasia. If Niuzhen female cats are vaccinated, they can carry inactivated vaccines.

What should cats pay attention to after being vaccinated:

1. It is recommended not to take a bath or have contact with other dogs and cats during the vaccination period.

2. After the vaccine is completed, it is recommended to check whether the antibodies are qualified every 15 days.

3. After vaccination, if the cat wilts, does not like to eat, has diarrhea and vomits after returning home, it is normal within two days. If there are still problems for more than two days, you need to go to the hospital for treatment.