You should probably consult your doctor at the sleep centre as to whether a repeat test is required or not in your case. Since it has been a long time when you had last got it done, perhaps your doctor may advise to undergo the test once more.
This test is the standard test used rule out Narcolepsy and/or Idiopathic Hypersomnolence, as well as to detect sleep architecture abnormalities associated with narcolepsy.
You should continue taking prescribed medications until your doctor gives some other instructions. If you are taking stimulant drugs for narcolepsy such as Provigil, it should be discontinued only under the direction of your physician. Generally the doctors ask the patients to discontinue taking the medication approximately five to seven days before the MSLT.
The Content on this Site is presented in a summary fashion, and is intended to be used for educational and entertainment purposes only. It is not intended to be and should not be interpreted as medical advice or a diagnosis of any health or fitness problem, condition or disease; or a recommendation for a specific test, doctor, care provider, procedure, treatment plan, product, or course of action. Med Help International, Inc. is not a medical or healthcare provider and your use of this Site does not create a doctor / patient relationship. We disclaim all responsibility for the professional qualifications and licensing of, and services provided by, any physician or other health providers posting on or otherwise referred to on this Site and/or any Third Party Site. Never disregard the medical advice of your physician or health professional, or delay in seeking such advice, because of something you read on this Site. We offer this Site AS IS and without any warranties. By using this Site you agree to the following Terms and Conditions. If you think you may have a medical emergency, call your physician or 911 immediately.