How many shots of rotavirus vaccine are needed?

Rotavirus often infects children under three years old, so many parents prevent rotavirus by vaccinating them. This vaccine is taken orally once a year in a 3 ml dose. When vaccinating with rotavirus vaccine, you should pay attention to your child's physical condition. If the child has a cold or fever, it is not suitable to receive rotavirus vaccination. You can arrange the time according to the child's condition.

The significance of vaccination

Rotavirus enteritis is more common in infants and young children aged 6 months to 3 years and is a serious disease that endangers children's health. It mainly occurs in late autumn and early winter and is highly contagious. Patients and latent carriers are the sources of infection, which can be transmitted through the digestive tract, close contact and respiratory tract, causing sporadic or epidemic outbreaks. Rotavirus infection ranges from asymptomatic, mild to severe, with fatal gastroenteritis, dehydration and electrolyte imbalance occurring in severe cases. Symptoms of rotavirus enteritis include fever, vomiting, abdominal pain, and non-bloody watery diarrhea, watery or egg drop soup-like stools without odor, 5 to 10 times or more per day. Symptoms may last 3 to 9 days. It may also present as symptoms such as upper respiratory tract infection. Complications such as viral myocarditis, pneumonia, encephalitis, and septic shock may occur. The prognosis is generally good, but severe cases may lead to dehydration and acidosis, and even death. There is no specific medicine after the onset of the disease, only symptomatic treatment.

Vaccination with rotavirus vaccine is the most effective and economical medical means to prevent rotavirus enteritis. The live attenuated rotavirus vaccine currently used in my country has a protection rate of 73.72%, a protection rate of over 90% against severe diarrhea, and a protection period of 1 year.

Vaccination target

The main vaccination targets are children aged 2 months to 3 years. After oral immunization, this vaccine can stimulate the body to produce immunity to group A rotavirus and is used to prevent diarrhea caused by group A rotavirus in infants and young children.

Vaccination time and usage

Rotavirus vaccine is a live attenuated recombinant vaccine and an oral preparation. It is mainly used for infants and young children from 2 months to 3 years old. The dosage is 3 mL per person per oral administration. Open the bottle cap by hand, absorb the vaccine with a straw, and feed it directly to the infant. Do not take it with hot water. It should be taken once a year.

Contraindications

People who are unwell, have a fever with an armpit temperature of 37.5℃ or above, people with acute infectious diseases or other serious diseases, people with immunodeficiency and receiving immunosuppressants, people with digestive tract diseases, gastrointestinal dysfunction, severe malnutrition, allergic constitution, congenital cardiovascular system malformations, and people with blood system and renal dysfunction should not be vaccinated.