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Benzalkonium Chloride/Benzocaine

What Is Benzalkonium Chloride/Benzocaine and How Does It Work?

Benzalkonium chloride/benzocaine is an over-the-counter (OTC) product used to treat cold sores.

Benzalkonium chloride/benzocaine is available under the following different brand names

What Are the Dosages of Benzalkonium Chloride/Benzocaine?

Dosages of Benzalkonium Chloride/Benzocaine:

Dosage Forms and Strengths

Topical Solution (Touch-Free Applicator)

0.13%/5%

Dosage Considerations – Should be Given as Follows:

Cold Sores

Apply single dose topically to cold sore (see administration)

Administration

Adults and children 2 years and older

Clean lip area using only warm water or alcohol of any lip preparations, lotions, ointments, residual beverages, or cosmetics, including lipstick
Follow directions on the applicator to allow the medication to saturate the tip
Gently touch the site of the cold sore with the saturated applicator tip; once the area is numb, rub the site of the cold sore and the surrounding area
Rub firmly to allow the treatment to deeply penetrate the skin
To treat most cold sores, 1 treatment is typically enough, if symptoms go away and then return, apply another dose for the second cold sore
Do not exceed 3 or more applications/day
Discard after use

Children under 2 years: Safety and efficacy not established

Benzalkonium Chloride(Dodecyl Dimethyl Benzyl ammonium Chloride)

What Are Side Effects Associated with Using Benzalkonium Chloride/Benzocaine?

Side effects of benzalkonium chloride/benzocaine include:

Temporary stinging at the application site

This document does not contain all possible side effects and others may occur. Check with your physician for additional information about side effects.

What Other Drugs Interact with Benzalkonium Chloride/Benzocaine?

If your doctor has directed you to use this medication, your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor, health care provider, or pharmacist first.

Benzalkonium chloride/benzocaine has no listed severe interactions with other drugs.
Benzalkonium chloride/benzocaine has no listed serious interactions with other drugs.
Benzalkonium chloride/benzocaine has no listed moderate interactions with other drugs.
Benzalkonium chloride/benzocaine has no listed mild interactions with other drugs.

This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist. Check with your physician if you have health questions or concerns.

Warnings and Precautions for Benzalkonium Chloride/Benzocaine?

Warnings

This medication contains benzalkonium chloride/benzocaine. if you are allergic to benzalkonium chloride/benzocaine or any ingredients contained in this drug.
Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center immediately.

Contraindications

Hypersensitivity

Effects of Drug Abuse

No information available

Short-Term Effects

See "What Are Side Effects Associated with Using Benzalkonium Chloride/Benzocaine?”

Long-Term Effects

See "What Are Side Effects Associated with Using Benzalkonium Chloride/Benzocaine?”

Cautions

For external use only
Flammable, keep away from fire or flame
Stop and contact dentist or physician if symptoms persist more than 7 days
Ingredients in toothpaste, soft drinks, and some fruit juices can deactivate active ingredient

Pregnancy and Lactation

Use benzalkonium chloride/benzocaine with caution during pregnancy if the benefits outweigh the risks. Animal studies show risk and human studies are not available or neither animal nor human studies were done.
It is unknown whether benzalkonium chloride/benzocaine is distributed in breast milk.
Pregnant or breastfeeding patients should seek the advice of a health professional before using over-the-counter (OTC) drugs.

Benzalkonium chloride Chemical Properties,Uses,Production