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These reactions may begin 5 to 12 days after getting the vaccine:
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Give your child ibuprofen or acetaminophen and place a cold, wet washcloth over the tender area. Pain, tenderness, swelling, or redness at the injection site for 24 to 48 hours (25% to 45%).The percentage listed next to each reaction shows the percentage of children who have this reaction. What are the possible reactions to the different vaccines? Seek help immediately or call 911 if you notice the following severe allergic reactions: If it does happen, it is almost always within minutes after the immunization. What should I do if my child has a severe allergic reaction?Ī severe reaction is very rare. Listed below are the symptoms for a severe allergic reaction as well as common reactions to specific vaccines. Severe allergic (anaphylactic) reactions to any vaccine are possible, but they are extremely rare or have never been reported.
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Reactions to vaccines are common and almost always harmless.
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