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Average User Rating:
Benzonatate, 2.35 / 5 (20 votes)

Benzonatate Side Effects

Benzonatate capsules cough medication

Serious Adverse Side Effects

Benzonatate doesn’t have any serious adverse side effects associated with it, but caregivers and parents of children must be aware that there is a possibility of overdose and death associated with this drug if given to children younger than the age of 10.

Common Adverse Side Effects

Benzonatate has common and less severe adverse side effects associated with it, such as:
  • Gastrointestinal side effects like nausea, numbness of the tongue and diminished oral sensation
  • Neurological side effects like dizziness, headache, sedation, and drowsiness
  • Psychiatric side effects like bizarre behavior