The VNG is a test designed to help your physician determine the source of your dizziness or unsteadiness.  The test takes approximately 1 hour to complete and will take place in Suite A-107.  Many people experience some dizziness during the test, however the dizziness is of short duration and usually subsides by the completion of the test.

Please carefully follow the following instructions:

  • Remove contact lenses before the exam.

  • Wear flat or low-healed shoes.

  • DO NOT apply make-up (foundation) or mascara prior to the test.

  • DO NOT eat solid foods for 2 hours before the test.

  • DO NOT drink any beverage containing caffeine (coffee, tea or soft drink) the day of the test.

  • DO NOT take any aspirin or any medication containing aspirin for 2 days before the test.

  • DO NOT drink any alcohol or medication containing alcohol for 2 days before the test.

  • Discontinue ALL medications for 2 days prior to the test date EXCEPT those used for a heart condition, blood pressure, diabetes or seizures.  Discontinue medication such as allergy pills, tranquilizers, sleeping pills, decongestants, pain pills, nerve pills, dizziness medications, etc.

Medications that will influence VNG results:

  • Antipyretic (fever) – aspirin

  • Alcohol – beer, whiskey, wines and liquid medicines containing alcohol (cough syrup)

  • Antidinic (vertigo) –Meclizine (Antivert), Ru-vert,etc

  • Antiemetic (nausea) – Dramamine, Phenergan, Compazine, Marezine, Thorazine, etc.

  • Antihistamine/Decongestants (cold and allergy) – Dimetapp, Actifed, Sudafed, Benadryl, Triaminic, Dristan, Contact, Chlortrimeton, etc.

  • Narcotics and Barbituates – Percodan, Darvon, Cocaine, Codeine, Demorol, Phenaphen, Phenobarbitol, Dilaudid, etc.

  • Sedatives (sleeping) – Dalmane, Seconal, Quaaludes, Nembutal

  • Tranquilizers (nerves)- Valium, Librium, Vistaril, Triavil, Atarax, Equanil, Serax, Miltown, etc.

  • Antidepressants

Medication can be resumed immediately following the VNG evaluation.  Your cooperation in following these instructions will improve the quality of your examination.

Please confirm your appointment one day prior to testing.

Click here to download a Word document version of these instructions.

 




 

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Dallas Otolaryngology 
7777 Forest Lane A-103
Dallas, Texas 75230
(audiology lab - A-107)
 

Phone: 972.566.7600
Fax: 972.566.6560