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Topical Anesthetic

FDA Drug Information • Also known as: Benzocaine, Hurricaine

Brand Names
Benzocaine, Hurricaine
Drug Class
Standardized Chemical Allergen [EPC]
Route
DENTAL, PERIODONTAL
Dosage Form
SPRAY
Product Type
HUMAN OTC DRUG

What Is Topical Anesthetic Used For?

Uses for the temporary relief of occasional minor irritation and pain associated with sore mouth and throat

Dosage and Administration

Directions do not exceed recommended dosage adults and children 2 years of age and older: use up to 4 times daily or as directed by a dentist or doctor children under 12 years of age: should be supervised in the use of the product children under 2 years of age: do not use

Warnings and Precautions

Warnings Methemoglobinemia warning: Use of this product may cause methemoglobinemia, a serious condition that must be treated promptly because it reduces the amount of oxygen carried in blood. This can occur even if you have used this product before. Stop use and seek immediate medical attention if you or a child in your care develops:

  • pale, gray, or blue colored skin (cyanosis)
  • headache
  • rapid heart rate
  • shortness of breath
  • dizziness or lightheadedness
  • fatigue or lack of energy Allergy alert: Do not use if you have a history of allergy to local anesthetics such as procaine, butacaine, benzocaine or other "caine" anesthetics. ​Sore throat warning: if sore throat is severe, persists for more than 2 days, is accompanied or followed by fever, headache, rash, swelling, nausea, or vomiting, consult a doctor promptly. If sore mouth symptoms do not improve in 7 days, or irritation, pain, or redness persists or worsens, see your dentist or doctor promptly.

    • About This Information

    This drug information is sourced from FDA-approved labeling via the openFDA database. It is intended for educational and reference purposes only. This is not medical advice. Always consult your healthcare provider before making decisions about medication. Drug information may be updated by the FDA; check with your pharmacist for the most current information.

    What are side effects?

    Side effects are unwanted reactions that can occur when taking a medication. They range from mild (headache, nausea) to severe (allergic reactions, organ damage). Not everyone experiences side effects, and severity varies. Report any concerning side effects to your doctor.

    What are drug interactions?

    Drug interactions occur when a medication is affected by another drug, food, or supplement. Interactions can make medications less effective or cause dangerous side effects. Always tell your doctor about all medications and supplements you take.