Get Virtual Care
  • Primary Care
  • Urgent Care
  • FAQs
  • Support Center
For Businesses
  • Direct Primary Care for Organizations
  • For DMEs and Pharmacies
  • For Health Plans
  • For Providers
About Us
  • Who We Are
  • Why HealthTap
  • Our Standards
  • Contact
Log in
Book a video appointment
Book now
  • Get Virtual Care

    • Primary Care
    • Urgent Care
    • FAQs
    • Support Center
  • For Businesses

    • Direct Primary Care for Organizations
    • For DMEs and Pharmacies
    • For Health Plans
    • For Providers
  • About Us

    • Who We Are
    • Why HealthTap
    • Our Standards
    • Contact
Log in to HealthTap
HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
Overview
Tests for
Related questions
HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
Tests
Glucose tolerance test

Glucose tolerance test

Share

Link copied

Glucose tolerance testing - This test checks for signs of gestational diabetes. It's fairly straightforward: You drink a sweetened solution, and an hour later a blood sample is drawn and your blood sugar level is measured.

Dr. Jeff Livingston reviewed this

23 year experience in Hair Restoration

Tests for

Rapid gastric emptying (dumping syndrome)
Condition
First trimester pregnancy
Condition
Second trimester pregnancy
Condition
Third trimester pregnancy
Condition

Related questions

A 28-year old asked:

Do I need a glucose tolerance test?

1 doctor answer • 2 doctors weighed in

A 38-year old asked:

How do I do a glucose tolerance test?

2 doctor answers • 3 doctors weighed in

A 48-year old asked:

Can I not drink anything before a glucose tolerance test?

1 doctor answer • 1 doctor weighed in

A 36-year old asked:

What should I do to make my glucose tolerance test easy tomorrow?

1 doctor answer • 1 doctor weighed in

A 36-year old asked:

Do they prick your skin or withdraw for 3 hr glucose tolerance test?

1 doctor answer • 2 doctors weighed in

A 27-year old asked:

How long before my glucose tolerance test should I be drinking the glucose?

1 doctor answer • 2 doctors weighed in

A 31-year old asked:

How much can eating beforehand change the results of a glucose tolerance test?

1 doctor answer • 1 doctor weighed in

A 38-year old asked:

what's a one hour oral glucose tolerance test?

1 doctor answer • 3 doctors weighed in

A 21-year old asked:

Can a hypoglycemic person have a normal glucose tolerance test?

1 doctor answer • 1 doctor weighed in

A 59-year old male asked:

My glucose tolerance test result was 10.8. What should I be doing.

1 doctor answer • 2 doctors weighed in

A 48-year old asked:

Could I lose too much blood for doing a 2 hours glucose tolerance test?

1 doctor answer • 1 doctor weighed in

A 36-year old asked:

Am I at risk for diabetes if my glucose tolerance test came out positive.

1 doctor answer • 1 doctor weighed in

A 46-year old female asked:

did 5 hr glucose tolerance test dint know results but do know at 5 hrs my sugar was 74 is that a giod sign?

1 doctor answer • 1 doctor weighed in

A 33-year old asked:

Need expert opinion on when going for a glucose tolerance test, should I avoid taking glucosamine before the test?

1 doctor answer • 1 doctor weighed in

A 45-year old asked:

Glucose tolerance test. I was meant to have mine today but i vomited and couldn't have it. how do i find out if GDM?

1 doctor answer • 2 doctors weighed in

A 46-year old female asked:

having glucose tolerance test but during day havenormal sugars but have dawn phenomenon how do you stop that when everything else is normal?

1 doctor answer • 1 doctor weighed in

A 30-year old female asked:

Did glucose tolerance test today I know blood should be drawn 1hr after drinking she wait about 1hr 15 min before taking my blood is that okay?

1 doctor answer • 1 doctor weighed in

A 38-year old female asked:

My Glucose tolerance test results are: fasting: 100 mg/dL, 1HR: 148mg/dL, 2HR: 128 mg/dL. MY Hbc1a : 5.7. I am concerned....am I prediabetes?

1 doctor answer • 3 doctors weighed in

A 42-year old asked:

Is it okay to have diet coke before a glucose tolerance test?

2 doctor answers • 2 doctors weighed in

A 35-year old asked:

what's a 3 hour oral glucose tolerance test (ogtt) for diabetes?

1 doctor answer • 2 doctors weighed in

A 39-year old asked:

Does changing to diabetic diet affect the glucose tolerance test?

2 doctor answers • 2 doctors weighed in

A 29-year old asked:

Can a doctor do an oral glucose tolerance test if I recently drank a coke?

1 doctor answer • 3 doctors weighed in

A 33-year old asked:

Is it true that they take up to 2 blood samples during the glucose tolerance test. Would I be in danger of losing too much blood?

1 doctor answer • 1 doctor weighed in

A 47-year old female asked:

Non diabetic normal glucose tolerance test a1c between 4.9 to 5.6 but I have dawn phenomenon every morning if I test at 9 hrs fasting why?

1 doctor answer • 2 doctors weighed in

A 35-year old asked:

What oral glucose tolerance test result indicates diabetes?

1 doctor answer • 1 doctor weighed in

A 30-year old asked:

Can a three hour glucose tolerance test be wrong in pregnancy?

1 doctor answer • 3 doctors weighed in

A 33-year old female asked:

For Oral Glucose Tolerance Test - 2 drs saying different things. At 1hr result was 101, at 2 hrs it was 65. Problem/possible pre-diabetes or not?

1 doctor answer • 1 doctor weighed in

A 24-year old female asked:

I have PCOS. My glucose tolerance test was perfect. My insulin level was so low it couldn't be found. I was told that's not good. Why is that bad?

1 doctor answer • 1 doctor weighed in

A 46-year old female asked:

I am prediabetic with higher blood sugar and insulin levels. l just had a 3 hour glucose tolerance test. Fasting sugar is 63, insulin is 2. Meaning??

2 doctor answers • 3 doctors weighed in

A 30-year old female asked:

Suffering from pcos But glucose tolerance test 100 mg n fasting sugar tests are normal still can I take metforminam I insulin resistant still ????

1 doctor answer • 1 doctor weighed in

HealthTap
HIPAA logo
HIPAASecure
Soc 2 Type 2 logo
SOC 2 Type 2Certified
JCAHO Accredited
JCAHOAccredited

For Businesses

Direct Primary Care for OrganizationsFor DMEs and PharmaciesFor Health PlansFor Providers

Company

About UsSupport CenterContact Us

Health Content

Health TopicsDoctor Q&A by Specialty

Join Us

For DoctorsJobs
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.