Benzonatate
RxNorm 903291· BENZONATATE· ORAL
Non-narcotic Antitussive [EPC] · Anvi Pharmaceuticals Inc
Indications and usage
INDICATIONS AND USAGE Benzonatate capsules is indicated for the symptomatic relief of cough.
Dosage and administration
DOSAGE AND ADMINISTRATION Adults and Children over 10 years of age: Usual dose is one 150 mg capsule three times a day as needed for cough. If necessary to control cough, up to 600 mg daily in three divided doses may be given. B enzonatate capsules should be swallowed whole. Benzonatate capsules are not to be broken, chewed, dissolved, cut or crushed.
Warnings
WARNINGS Hypersensitivity Severe hypersensitivity reactions (including bronchospasm, laryngospasm and cardiovascular collapse) have been reported which are possibly related to local anesthesia from sucking or chewing the capsule instead of swallowing it. Severe reactions have required intervention with vasopressor agents and supportive measures. Psychiatric Effects Isolated instances of bizarre behavior, including mental confusion and visual hallucinations, have also been reported in patients taking benzonatate capsules in combination with other prescribed drugs. Accidental Ingestion and Death in Children Keep benzonatate capsules out of reach of children. Accidental ingestion of benzonatate capsules resulting in death has been reported in children below age 10. Signs and symptoms of overdose have been reported within 15-20 minutes and death has been reported within one hour of ingestion. If accidental ingestion occurs, seek medical attention immediately (see OVERDOSAGE).
Contraindications
CONTRAINDICATIONS Hypersensitivity to benzonatate or related compounds.
Adverse events
Most frequently reported events (FDA FAERS). Report frequency does not imply causation.
- chronic kidney disease1,233
- fatigue1,219
- cough1,185
- dyspnoea1,138
- pneumonia1,100
- diarrhoea1,079
- nausea1,058
- pain918
- renal failure871
- death829
- headache813
- acute kidney injury797
- off label use633
- dizziness631
- drug ineffective577
- anxiety570
Adverse reactions (label)
ADVERSE REACTIONS Potential Adverse Reactions to benzonatate capsules may include: Hypersensitivity reactions including bronchospasm, laryngospasm, cardiovascular collapse possibly related to local anesthesia from chewing or sucking the capsule. CNS: sedation; headache; dizziness; mental confusion; visual hallucinations. GI: constipation; nausea; GI upset. Der m atologic: pruritus; skin eruptions. Other: nasal congestion; sensation of burning in the eyes; vague “chilly” sensation; numbness of the chest; hypersensitivity. Deliberate or accidental overdose has resulted in death, particularly in children.
View more: Full FDA label on DailyMed →Label effective 20260513