Severe allergic reactions to vaccines are rare but can happen. If you get a COVID-19 vaccine and you think you might be having a severe allergic reaction after leaving the vaccination provider site, seek immediate medical care by calling doctors.

In very rare cases, more serious side-effects may also occur. It is important to contact medical professionals immediately if you develop these symptoms after vaccination. Picture is taken at a vaccination site in Tien Son Sports Arena. Photo: K.LINH

The Ministry of Health recommends that you should seek emergency medical care immediately if you experience any of these severe allergic reaction after getting a COVID-19 vaccine.

A severe allergic reaction can cause:

1. Numbness or tingling of the lips or tongue.

2. A generalized rash or hives, which may include mucus membranes.

3. Swelling of the tongue or throat, cough, hoarseness.

4. Gastrointestinal symptoms including vomiting, abdominal pain, and diarrhea.

5. Weak pulse, dizziness, lightheadedness, weakness in legs.

Reporting by P.V – Translating by H.L