We know that if some thing has good effect, on other side it has side effect too. Same is the case for H1N1 Vaccine. We know that it has many benefits and many people have get advantage from it but it has side effect too. .When you use H1N1 Vaccine you will suffer from Soreness, redness, or swelling where the vaccine was given, you can also feel low grade Fever. You can also feel aches on your body too.

By the use of H1N1 vaccine person can suffer a serious problem too, severe allergic reaction can occur by use of this vaccine but it is very rare case too. Signs of a serious allergic reaction can include difficulty breathing, hoarseness or wheezing; swelling around the eyes or lips, hives, paleness, weakness, a fast heart beat or dizziness. In children this vaccine can cause runny nose, wheezing, headache, vomiting etc.

In adult it can cause runny nose, headache, sore throat, cough, muscle aches, fever etc. People who have a severe (life-threatening) allergy to chicken eggs or to any other substance in the vaccine should not be vaccinated. People who have a moderate-to-severe illness with a fever they are also advice not to use this vaccine until they recover from it.