18 months vaccination side effects

18 months vaccination (vaccinating a year and a half) is a routine vaccination, but it causes great concern among mothers, especially with what some of them say about the difficulty of the immunization and the fatigue of children after it, and the fact that by providing appropriate care for your children, vaccination will pass without any difficulties, and you will not notice a difference between it and the vaccines of other months.

In this article, you will find answers to all your questions about 18 months vaccination.

What is the vaccination for 18 months old?

It is a mandatory vaccination that includes booster doses of all the vaccines that your child has received in the previous months of his life. It consists of oral drops and two injections in the thigh and shoulder.

Components of 18 months vaccination

A booster dose of polio vaccine

It is oral drops, and protects against polio, and many countries have announced that they are free of polio due to the spread of vaccination.

The second dose of the MMR vaccine

Your child received the first injection at the age of 12 months. It is a shoulder injection, and it protects against measles, mumps and rubella, and we talked about it in a previous article about the 12 months vaccination.

A booster dose of trivalent vaccine

It is an injection into the thigh, and it protects against pertussis, diphtheria and tetanus, and is mandatory in most countries. 

A booster dose of hepatitis B vaccine

Hepatitis B vaccine, which is an injection into the thigh and given with the triple bacterial vaccination, protects against HP, which is widespread in some countries.

A booster dose of bacterial flu vaccine

It protects against bacterial influenza that causes pneumonia and meningitis, and the booster dose is not mandatory in some countries.


A booster dose of pneumococcal vaccine

It is an injection into the thigh, and it protects against pneumococcal bacteria that cause middle ear infections and lung infections.
Note: a booster doses of bacterial influenza and pneumococcal vaccines are not mandatory in most countries, and are given in the form of additional vaccines on the same day with the mandatory vaccinations or two weeks late.

Delaying 18 months vaccination

It is not recommended to delay vaccinations (2, 12 and 18 months) beyond their prescribed times, each vaccine is given in the specified months, but the immunisation may be delayed in case the child is seriously ill with a high temperature, and it is not delayed in the case of simple cold periods, always consult your doctor If you have any questions regarding immunisation times.

18 months vaccination side effects

-A severe rise in temperature that may reach 39 degrees Celsius.
-Swelling and redness in the injection area, whether in the thigh or shoulder.
-The child is upset and crying for long periods.
All of these health symptoms indicate the effectiveness of immunisation and the response of your child’s immune system to it.

Consult a doctor in the following cases:
-Children’s temperature persists for more than two days.
-Pain, swelling, and redness in the groin or shoulder persists for more than a week.
-A rash occurs.

Treatment of symptoms of 18 months vaccination

You can give your child an antipyretic at first an amount appropriate for his age and weight when his temperature rises after the vaccine, such as paracetamol and ibuprofen.

Be patient with your child, cuddle him, and tolerate his mood swings after the vaccine, until he returns to normal two days after the immunization at most.
Breastfeed your child one hour before the vaccine and then two hours after it, so that the oral vaccination does not vomit.

Put lukewarm or cold water compresses on the thigh and shoulder to reduce swelling, and gel pads for children can be used and attached to the injection site.
Apply a topical ointment, such as Reparil Gel, to the injection site to reduce swelling and associated pain.

After 18 months of vaccination, we have reached the end of the series of vaccinations in the first months of your child’s life, and it has become clear to you the importance of vaccinations for your child’s health, as the mother always provides the best for her child and protects him from everything that may harm him. And because prevention is better and saves money and effort than treatment, always make sure that your child is given the mandatory and additional vaccines.


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