Haemophilus b and meningococcal conjugate vaccine Side Effects

Please note - some side effects for Haemophilus b and meningococcal conjugate vaccine may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

Side Effects by Body System - for Healthcare Professionals

Dermatologic

Dermatologic side effects have included postmarketing reports of rash and urticaria.

General

General side effects have included loss of appetite (up to 33.8%) and fever (up to 25.9%).

Immunologic

Immunologic side effects have included postmarketing reports of allergic reactions (including anaphylactic and anaphylactoid reactions) and angioedema.

Local

Local side effects have included pain (up to 46.2%), redness (up to 35.5%), and swelling (up to 25.4%). Postmarketing reports have included extensive swelling of the vaccinated limb and injection site induration.

Nervous system

Nervous system side effects have included irritability (up to 70.8%) and drowsiness (up to 62.8%). Postmarketing reports have included convulsions (with or without fever), hypotonic-hyporesponsive episode, somnolence, and syncope or vasovagal responses to injection.

Respiratory

Respiratory side effects have included postmarketing reports of apnea.

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