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Problem analysis: Generally there are no obvious side effects, especially when children have their deciduous teeth extracted, only topical anesthesia is used and there will be no obvious symptoms. Don't worry.

Rehabilitation guidance: Common side effects of oral local anesthesia are nausea and vomiting, drowsiness, temporary inability to urinate, sore throat, and headache.

Other minor complications include: muscle pain, injuries to the lips and tongue caused by teeth and dentures, temporary difficulty breathing, difficulty speaking, and nerve damage. Please consult your attending doctor for specific personal circumstances.

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