Health Guide

Trichophyton mentagrophytes (By injection)

Trichophyton Mentagrophytes (trye-koe-FYE-ton men-ta-GROE-fites)

Used as part of a medical test for allergies.

Brand Name(s):

There may be other brand names for this medicine.

When This Medicine Should Not Be Used:

You should not receive this medicine if you have heart disease or asthma, or if you are using steroids for your asthma.

How to Use This Medicine:


  • This medicine will be placed onto your arm or back. Your skin will be prepared by making a small scratch or puncture wound in it. This allows the medicine to be absorbed into your skin.
  • A nurse or other health provider will give you this medicine.
  • In some cases, the medicine is injected directly into your skin.
  • About 15 minutes after receiving this medicine, your doctor will inspect your skin to determine if you have an allergy. your skin will develop a small hive or redness if you have an allergy.

Drugs and Foods to Avoid:

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

  • Make sure your doctor knows if you are using antihistamines or medicines for depression such as amitriptyline, doxepin, or Elavil®. Tell your doctor if you use terbutaline or ephedrine.
  • Make sure your doctor knows if you are using dopamine, or a beta-blocking medicine such as propranolol (Inderal®).

Warnings While Using This Medicine:

  • Make sure your doctor knows if you are pregnant or breastfeeding.

Possible Side Effects While Using This Medicine:

Call your doctor right away if you notice any of these side effects:

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
  • Blue lips, pale skin.
  • Lightheadedness or fainting.
  • Swelling in your hands, ankles, or feet.

If you notice these less serious side effects, talk with your doctor:

  • Runny nose.

If you notice other side effects that you think are caused by this medicine, tell your doctor

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088

Last Updated: 7/4/2018
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