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Benzocaine 20% Mouth Sore and Toothache

OTC Topical RxCUI 1435490
Contents

Overview

Active ingredient
Benzocaine
Established class
Standardized Chemical Allergen
Physiologic effect
Increased Histamine Release; Cell-mediated Immunity
Chemical structure
Allergens
Route
Topical
Label date
2026-06-13

Indications and usage

Use Temporarily relieves pain and minor irritation of the mouth and gums due to canker sores.

Purpose

Oral anesthetic/analgesic

Dosage and administration

Directions Remove protective cap before use; prime pump by pressing several times prior to initial application. Spray directly onto affected oral ulcer/sore area to form a thin protective coating. Adult supervision required when product is used by children. Adults and children 2 years of age and older: apply up to 4 times daily or as directed by a doctor/dentist. Children under 2 years of age: Do not use

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 this product if you have a history of allergy to local anesthetics such as procaine, butacaine, benzocaine or other “caine” anesthetics

Do not use

for teething in children under 2 years of age

Ask a doctor before use if

if sore mouth symptoms last more than 7 days irritation, pain, or redness persists or worsens swelling, rash, or fever develops

When using this product

do not use for more than 7 days unless directed by a dentist or doctor and do not exceed recommended dosage.

Stop use and ask a doctor if

if sore mouth symptoms last more than 7 days irritation, pain, or redness persists or worsens swelling, rash, or fever develops

Active ingredient (label)

Benzocaine 20%

Inactive ingredients

s Water,Aloe Barbadensis Leaf Extract,Butylated Hydroxytoluene, Cetylpyridinium Chloride, Chamomilla Recutita (Matricaria) Flower Extract, Cocos Nucifera (Coconut) Oil, Commiphora Myrrha Resin, Dimethicone, Echinacea Purpurea Extract, Glyceryl Stearate, Menthol, Mineral Oil, Silica Dimethicone Silylate, Tocopherol (Vitamin E), White Petrolatum

Keep out of reach of children

Of Children If more than used for pain is accidentally swallowed, get medical help or contact a Poison Control Center right away.