Top answers from doctors based on your search:
Disclaimer

can i take synthroid before a glucose tolerance test

A 40-year-old member asked:
Dr. Bob Ourian
25 years experience Dermatology
No: No, you won't be. They don't need that much blood for a glucose test.

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

Ask doctors free
Personalized answers
Free
Talk to a doctor
Unlimited visits
$10/month
A 48-year-old member asked:
Dr. Ronald Krauser
51 years experience Rheumatology
Yes: It will still be a valid test.
A 32-year-old female asked:
Dr. John Feola
30 years experience Internal Medicine
HB A1C: HBA1C is far more accurate. If you are below 6.5 it is impaired glucose tolerance. I recommend Gluten Free diet focus small frequent meals. If glucose ... Read More
A 37-year-old female asked:
Dr. David Sneid
40 years experience Endocrinology
Yes: Insulin resistance is the basic metabolic cause of pcos, and metformin is generally the best treatment for Insulin resistance and pcos. You want to em ... Read More
1
1 thank
A 52-year-old member asked:
Dr. Ravi Chand
25 years experience Psychiatry
Xanax (alprazolam): 10 hours no food or water, except taking sips of water to brush teeth, best to hold all meds unless urgently needed.
A 33-year-old member asked:
Dr. Brad Bobrin
25 years experience Psychiatry
Ask: It depends on your medication, some can effect blood glucose. You should ask the lab you are going to.
3
3 thanks
A female asked:
Dr. Katharine Cox
44 years experience Pediatric Emergency Medicine
No: It will not affect your fasting lab results. All the best.
1
1 comment
1
1 thank
A 48-year-old member asked:
Dr. Jared Fialkow
Specializes in Nephrology and Dialysis
BP: It depends on what type of test. You should take your BP medications at the same time (either morning or evening) daily. There are very few tests th ... Read More
3
3 thanks
A female asked:
Dr. Paul Williams
34 years experience Family Medicine
Ibuprofen and iron: Should not be an issue taking ibuprofen prior to blood testing. Just take it with food
A 55-year-old member asked:
Dr. Ronald Krauser
51 years experience Rheumatology
Water only: You can have water but nothing else.
A 25-year-old male asked:
Dr. Robert Killian
27 years experience General Practice
Eight to Twelve: Eight to twelve hours should suffice.
A 46-year-old member asked:
Dr. Michael Zevitz
36 years experience Internal medicine
Immediately: Aspirin has no effect on blood pressure.
A 38-year-old member asked:
Dr. Michael Sparacino
36 years experience Family Medicine
Yes: Yes, no problem.
A 54-year-old member asked:
Dr. Gurmukh Singh
48 years experience Pathology
High blood glucose: Fasting blood glucose levels are used to make diagnosis of diabetes. If you do not fast, your glucose levels will be higher and you may get labelled a ... Read More
1
1 thank
A 46-year-old male asked:
Dr. David Sneid
40 years experience Endocrinology
Doesn't matter: just don't take in any calories of any kind for 12 hours before test, as directed.
A 30-year-old female asked:
Dr. Wayne Ingram
Specializes in Obstetrics and Gynecology
Ask your OB MD: It may depend upon whether you are having a FBS(fasting blood sugar) & 2 hour post prandial(after eating) or full several hour Glucose Tolerance t ... Read More
1
1 thank
A 32-year-old female asked:
Dr. Gurmukh Singh
48 years experience Pathology
It may: Pre-employment drug screen is usually done on urine and benzodiazepines may be detected for up to a week. However, your employer may not require testi ... Read More
A 65-year-old female asked:
Dr. Paul Kaplowitz
44 years experience Pediatric Endocrinology
At least a month: If your TSH was 0.01 you were definitely taking too much thyroid hormone so I assume your doctor reduced your dose. I usually wait 1-2 months before ... Read More
2
2 thanks
A 53-year-old member asked:
Dr. Alan Ali
Dr. Alan Ali answered
31 years experience Psychiatry
Klonopin (clonazepam): If it is prescribed, you don't need to worry about passing a drug test.
A 34-year-old male asked:
Dr. Jan Lei Iwata
25 years experience Ophthalmology
Not usually: Fasting levels are more important for blood sugar levels, cholesterol, triglycerides as eating can affect these levels, and potentially elevate them, ... Read More
A 44-year-old male asked:
Dr. John Goldman
54 years experience Rheumatology
Not recommend test: This test is not worth paying for. You need re-evaluation.
A 45-year-old member asked:
Dr. Payam Mehranpour
22 years experience Cardiology
No: Although being anxious about a blood pressure check could raise your blood pressure, e.g. White-coat hypertension, your every day blood pressure is no ... Read More
1
1 thank
A 46-year-old member asked:
Dr. Carol Peters-tanksley
34 years experience Obstetrics and Gynecology
Around menses time: A blood pregnancy test will be accurate around 12 days after ovulation, which is usually just prior to expected menses. Generally by the time of your ... Read More

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

Ask doctors free
Personalized answers
Free
Talk to a doctor
Unlimited visits
$10/month