HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
HealthTap
Telehealth
A member asked:

What is dexamethasone suppression test?

A doctor has provided 1 answer

Less than 2 mcg/ dL: The dex suppression test determines whether the adrenal glands are physiology intact. Dexamethasone is a synthetic steroid that suppresses endogenous cortisol to less tha 2mcg/ dl when taken at bedtime.

Dr Fowler agreed

Answered 6/7/2018

5.7k views

Thank

Related Questions

A member asked:

Confused about dexamethasone suppression test. how can taking a steroid LOWER cortisol levels? having this to check for cushing's.

A doctor has provided 1 answer

A member asked:

I am stopping hydrocortisone to do an overnight dexamethasone suppression test . When do I restart my normal HC dose?

A doctor has provided 1 answer

A member asked:

If someone had cushings would dexamethasone 1mg cause anup or down in AM Cortisol test - 30.6 initial, 0.6 second after dex- explanation?

A doctor has provided 1 answer

A member asked:

Why doing lipid profile test in patient taken isotretinoin tablet or dexamethasone tablet?

A doctor has provided 1 answer

A member asked:

I had rapid hiv 3rd gen 31 days, 56 days, and last 94 days all came negative, but i had drink immunosupressant : dexamethasone 500mg * 12 and hexilon 2 pcs at the 20-30 day,my test conclusive? nurse tell it conclusive another say retest 180 day after?

A doctor has provided 1 answer

Sponsored Content
HealthTap Medical Group does not endorse products or services. Sponsored content revenues support our mission to make health information free and accessible to all.Learn more

People also searched for:

Where do I go to get a dexamethasone suppression test done?
Got an extra period this month, on day 17 of cycle. would the dexamethasone i took for suppression test that week have caused this?
Is it ok to drink small amount of alcohol night before dexamethasone suppression test ?, does alcohol interfere with the test and pills I need to take
If you had hypothyroidism, would having the Dexamethasone suppression test cause any reaction?
I am really scared of taking the dexamethasone suppression test. What will my EXACT possible side effects be? Is my heart going to race? :-(

Telemedicine

Primary Care
Manage Your Conditions
Women's Health
Children's Health
Men's Health
Senior Health
Wellness, Prevention & Lifestyle
Sexual Health
Mental & Behavioral Health
Travel Medicine
Urgent Care
Ask your question
Didn't find what you're looking for?

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.

Ask your question

More of what we treat

Allergies
Antibiotics
Asthma
High Blood Pressure
Prescriptions
Type 2 Diabetes
Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.
HealthTap
HIPAA logo
HIPAASecure
Soc 2 Type 2 logo
SOC 2 Type 2Certified
JCAHO Accredited
JCAHOAccredited
Member App

Download HealthTap

Video visit and message your doctor

Member App QR Code
Play Store Member LinkApp Store Member Link

Questions?

+1 (888) 828-0841support@healthtap.com
LinkedInTwitter
HomeTermsPrivacyCookiesDMCAHealth TopicsDoctors DirectoryDoctor Q&A by Specialty
Copyright 2026 HealthTap, Inc.