The following symptoms may indicate that your child has an allergy:
- Runny or blocked nose.
- Redness or tearing of the eyes with itching.
- Frequent sneezing or coughing.
- Skin rash or itching.
You should consult the doctor immediately if your child shows severe symptoms such as difficulty breathing, swelling of the face, lips, or tongue, as these may be signs of a severe allergic reaction that requires urgent medical intervention.