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Table 3 Detected adverse events

From: Botulinum toxin-type A: could it be an effective treatment option in intractable trigeminal neuralgia?

 

BTX-A

Placebo

Facial asymmetry

4

0

Hematoma at site of injection

1

2

Itching at site of injection

1

1

Pain at site of injection

1

1

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The Journal of Headache and Pain

ISSN: 1129-2377

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