With the development of society, the scientific pet comprehensive popularization, each adhere to the scientific pet owners will regularly take their pets to vaccination, I think the benefits of vaccination owners understand. But as the saying goes, “medicine is poisonous”, vaccines also have side effects, parents know?

Vaccines are biological agents made from bacteria, viruses, tumor cells, etc., that cause the body to develop specific immunity, and immunity is acquired by the recipient through vaccination.

Vaccines are widely recognized as reducing the prevalence and impact of many diseases. Pet vaccines and human vaccinations are the same in principle, an antigen that is injected to allow the body to produce antibodies. So it is not surprising that side effects exist. And the side effects of vaccines are mainly categorized into acute side effects and chronic side effects.

Acute side effects

Acute side effects are acute allergic reactions that occur after taking a drug or a drug injection and can cause symptoms such as shock, difficulty breathing, abnormal heartbeat, acute anemia, and even life-threatening conditions.

　　It usually occurs within 30 minutes – 2 hours after inoculation, sometimes within 24 hours.

Initially, it will be accompanied by redness and swelling around the eyes and mouth, dilated pupils, whitish gums and red spots on the body surface. So after vaccinating your pet, usually the veterinarian will let Meow Woof observe for half an hour inside the hospital and go home again if there is no abnormality. On the way home the owner should especially observe the pet’s state, at least 8 hours of close observation.

Chronic side effects

After a pet has been vaccinated, a small lump may appear at the injection site, most of which will slowly subside over time without major problems. However, if this lump does not recede after a few weeks, it is likely that a side effect of the vaccine has occurred, which has a probability of occurring of about 1 in 5,000, and the exact cause of the disease is unknown at this time.

In this regard, it seems that vaccination is not a foolproof thing, there are also dangers, although the probability of occurrence of such dangers is not high, but it also needs owners to pay enough attention. If you notice any side effects after vaccination, please take your pet to the hospital immediately for further diagnosis and treatment, so as not to delay the best treatment time and cause irreparable consequences.