Flu shot benefits, contraindications and side effects

The Flu Shot It is one of the most effective tools for to prevent one of the most common conditions during the cold months. What are your Benefits?, There are some contraindication or secondary effect? Let's take a closer look everything related to the flu vaccine.

To prevent flu whose peak incidence is triggered every year in the autumn / winter- the best tool is especially beneficial in the case of flu vaccine most vulnerable, such as children, the elderly and people with chronic diseases, especially related to the respiratory system. However, although the vaccine is an extended therapeutic weapon there are still many patients who ask about the risks and benefits, which may report the use of vaccine as a preventive strategy against flu symptoms. Each year, health authorities activate vaccination campaigns to protect especially those with greater health risks.

The aim of the flu vaccine, as explained by health authorities, is to prevent disease and avoid possible complications. In fact, we must not forget that flu is associated with various complications, such as bacterial infections or respiratory tract problems. It can also complicate chronic diseases such as diabetes, or those that directly affect the cardiovascular and respiratory systems. The vaccine should protect against the risks that are associated with these diseases. The protection it provided by the influenza vaccine is estimated 70-90%. In addition, the vaccine contributes to the disruption of the epidemiological chain of infection, helping to reduce the incidence and therefore rates hospitalization.

Influenza vaccine: contraindications

Before administering the vaccine, the doctor will consider possible contraindications. For example, should not be administered to people who have special hypersensitivity to egg proteins or other components. The only exception in this case would be if when assessing the benefits and risks are greater early, and if it is possible to use, if necessary, chemoprophylaxis with antivirirales. The administration of the vaccine should not be performed if episodes fever.

Moreover, the flu vaccine during pregnancy is not contraindicated. Scientific studies have found the benefits of vaccination to prevent influenza and avoid passing it to her unborn baby. even the Breastfeeding It is not a contraindication, as the latter does not interfere with the immune response.

Influenza vaccine: side effects

Side effects include influenza vaccine reactions, especially local, they are affecting the area where he got the injection. In this case, the patient may experience redness, swelling and pain in joints and muscles. In general, these reactions are short lived.

The SAEs, as neurological, they are very rare and exceptional cases. The same applies to cardiovascular side effects such as pericarditis, and vasculitis. After vaccination headache, neuropathy and encephalopathy may occur.

Between the gastrointestinal effects They can cause vomiting, blurred vision or eye inflammation. Also keep in mind that the vaccine leads, in some cases, fever, malaise, chills, fatigue, sweating, shaking and allergic reactions.


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