How to Recognize an Allergic Reaction

Intermediate 45 min 19 steps 9221 views Rating: 4.7/5 Published: 2026-06-25

Seek immediate medical attention if you show signs of anaphylaxis.. Get help for pain or tightness in your chest or abdomen.. Look for severe swelling that needs immediate medical attention.

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Steps

1

Seek immediate medical attention if you show signs of anaphylaxis.

Step 1

Seek immediate medical attention if you show signs of anaphylaxis.

2

Get help for pain or tightness in your chest or abdomen.

Step 2

Get help for pain or tightness in your chest or abdomen.

3

Look for severe swelling that needs immediate medical attention.

Step 3

Look for severe swelling that needs immediate medical attention.

4

Tell someone if you feel dizzy or faint.

Step 4

Tell someone if you feel dizzy or faint.

5

Think about what could be causing your reaction.

Step 5

Think about what could be causing your reaction.

6

Think about any food or drinks that you've consumed.

Step 6

Think about any food or drinks that you've consumed.

7

Look for swelling of your face, eyes, tongue, or throat.

Step 7

Look for swelling of your face, eyes, tongue, or throat.

8

Pay attention to nausea, vomiting, or diarrhea after you eat.

Step 8

Pay attention to nausea, vomiting, or diarrhea after you eat.

9

Take note if you suddenly feel confused or anxious after eating.

Step 9

Take note if you suddenly feel confused or anxious after eating.

10

Clear your throat to see if it feels scratchy or tight.

Step 10

Clear your throat to see if it feels scratchy or tight.

11

Take a breath through your nose to see if your sinuses are congested.

Step 11

Take a breath through your nose to see if your sinuses are congested.

12

Check to see if your face and eyes are itchy.

Step 12

Check to see if your face and eyes are itchy.

13

Look up your local allergy forecast to identify potential causes.

Step 13

Look up your local allergy forecast to identify potential causes.

14

Consider potential causes of your skin reaction.

Step 14

Consider potential causes of your skin reaction.

15

Check your skin for itchiness, rashes, or hives.

Step 15

Check your skin for itchiness, rashes, or hives.

16

See if your ears or mouth are itchy.

Step 16

See if your ears or mouth are itchy.

17

Notice if your eyes are itchy or watery.

Step 17

Notice if your eyes are itchy or watery.

18

Wash the affected area with mild soap and water.

Step 18

Wash the affected area with mild soap and water.

19

Treat itchy skin with hydrocortisone cream.

Step 19

Treat itchy skin with hydrocortisone cream.

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