What are the side effects of haemophilus b conjugate vaccine?

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In rare cases, haemophilus b conjugate vaccines may cause a severe allergic reaction that leads to difficulty breathing, swelling in the face or throat and hives. If your child develops these symptoms, get medical attention right away. Other serious side effects of haemophilus b conjugate vaccines may include chest pain, irregular heartbeat, high fever, shortness of breath, swelling (especially in the face, hands and feet), skin rash and seizures.

More common side effects may include loss of appetite, vomiting, diarrhea, fatigue, irritability and redness or irritation at the injection site. Other side effects may be possible, so talk to your doctor if your child develops any new or unusual symptoms after getting a haemophilus b conjugate vaccine.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.