benzocaine topical (generic name)

Retre-Gel (brand name)

It is used to treat mouth and throat pain
(BEN zoe kane)
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What is this medicine?

BENZOCAINE (BEN zoe kane) causes loss of feeling on the skin and in the mouth. It is used to treat mouth and throat pain.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:
  • mouth sores or infection
  • an unusual or allergic reaction to benzocaine, para-aminobenzoic acid (PABA), other medicines, foods, dyes, or preservatives
  • pregnant or trying to get pregnant
  • breast-feeding

How should I use this medicine?

Dissolve this medicine slowly and completely in the mouth. Do not cut, crush or chew this medicine. Wash your hands before and after using this medicine. Follow the directions on the label or those given to you by your doctor or health care professional. Do not use this medicine more often than directed.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

  • sulfonamides like sulfacetamide, sulfamethoxazole, sulfisoxazole, and others

What should I watch for while using this medicine?

This medicine is not for long-term use. Do not use for longer than directed by your doctor or health care professional. Contact your doctor or health care professional if your condition does not start to get better within a few days or if you notice redness, itching or swelling.

The affected area of your mouth will be numb. Try to avoid injury to that area. To avoid biting the tongue or cheek, or difficulty swallowing, do not chew gum or food until the numbness wears off.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:
  • allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
  • breathing problems
  • dizziness or drowsiness
  • fast or slow heartbeat
  • headache
  • increased sweating
  • restlessness, nervousness, anxiety
  • seizures
  • tremors

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • redness, swelling, or pain

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Throw away any unused medicine after the expiration date.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

Last Updated: March 23, 2009
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