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Which blood tests require fasting

Good morning. Am I required to go for morning fasting to give a blood sample for thyroid profile? Also can I take my thyroid medicine before the test or not? Thanks.

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Fasting is not necessary according to the recent studies. Taking thyroid medicine before the test will not affect the results, so you can definitely take it. ...  Read More

For Serum calcium blood test fasting required....? Please confirm, appreciate your efforts..,...,...

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Yes For better results ...  Read More

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My mother had to get some blood tests done. They were fasting glucose, hba1c, cbc, iron, tibc, vit B12 and serum creatinine. All these were ndone while fasting. Fasting won't affect the serum creatinine and iron levels right?

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You are right Fasting is required for Fasting glucose only ...  Read More

Generally once had blood tests like thyroid etc etc... how much time gap should we give to test again...??? if reports is normal... 2 months // 3 months // (or) 6 months...??? Once in how many days blood tests are required again...???

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This is a very subjective view and depends on your treating doctor. Ideally in an abnormal thyroid test a wait of upto 3 to 6 months is the usual norm, whereas in a normal report it would be a year. E ...  Read More

I and my partner are planning on having a baby. However, I am not sure if I am at my best health. There are no problems as such with me and my period cycle, but since I was looking through some info, I would like to know if it is necessary to get prolactin blood test fasting?

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No it's not ...  Read More

Please suggest What all blood tests should I do before visiting a diabetologists for a quick comprehensive check up. I want to make sure my insulin and glucose levels are normal.

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U need to do sugar parameters such as FBS PPBS HBA1c for basic sugar test. If not done recently will need to lipid profile, liver function test, albumin:creatinine ratio, ecg, cbc, urine routine and r ...  Read More

Is fasting required for VitaminB -12 blood Test?????????????????????????????????????????????????????

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No ...  Read More

Whether fasting is required for TSH, FSH, LH, free testesterone and total testesterone tests? Or they can be done after 4 hours of eating?

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Early morning ...  Read More

Hello mam My sister marriage on 13 may 2022 recently and last 20 days ago she became early pregnant Today she went hospital with her husband and doctor written some blood tests and scan might be may I know whether the blood tests like thyroidAnd pregnancy profile and all Attached above tests details pls confirm this is required now or later li

...

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Yea get these tests done now ...  Read More

I was prescribed to take TSH ,fT3,fT4.. Does these tests require fasting samples??...pls help

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Yes. Fasting sample is mandatory ...  Read More

Dry skin, aging faster, hair loss non genetic,no morning errection, recurring bacterial urine infection, tinnitus, Hba1c normal, random blood sugar normal, thyroid normal, iron profile normal, testosterone normal, Which blood tests can help?

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With your main hormone tests already normal, it helps to look wider. Vitamin D, vitamin B12, ferritin and a lipid profile can explain dry skin, hair thinning and low energy even when thyroid and sugar ...  Read More

What blood tests should be done to understand the perticular cause behind current Pmos diagnosis. Please suggest the only important ones

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connect ...  Read More

Blood tests have taken for iron, magnesium and d vitamin. They are low . Can you suggest any tablets. I am unable to upload my reports document. It's allowing for only photos

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Need report ...  Read More

Hi my age is 26, sometimes iam feeling shortness of breath and I want to check how the lungs are. But not sure what tests I have to go through to check it. Can anyone pls suggest one best and cheapest test to check the lung function

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Spirometry ...  Read More

I M 61 YEAR OLD FEMALE. MY FAMILY HISTORY HAS BOTH MY FATHER AND MY SISTER ARE HIGH DIABETIC MY HBA1C LAST YEAR WAS 6 AND MY FASTING INSULIN WAS 13.54 I WAS ADVICED TO CHANGE LIFESTYLE I EXERCISED AND TODAY I DID BLOOD TEST..PLEASE ADVICE IS THIS NORMAL WHAT MUST I FURTHER DO TO PREVENT DIABETES

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No sweets ...  Read More

Does TSH and HbA1c need fasting or empty stomach? I am planning to do blood tests for TSH and HbA1c. Do these two tests require fasting or empty stomach? Can they be done at any time of the day? Is it okay if I eat food before the test? Please explain in simple words.

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Any time ...  Read More

Dear doctors, I recently tested positive for diabetes with 309mg of fasting blood sugar. Doctor prescribed medicine and doing walking physical activities for last one month. Today when i checked fasting blood sugar using one touch glucometer it has given 152mg. Immediately i went to lab and tested and the result showing 102mg dl and post meal sho

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Check out blood sugar levels at fasting and 2 hours after Breakfast Lunch and dinner for 5 days and see if the sugar levels are in range or not Then discuss with the reading ...  Read More

Hello Doctors, last month I have tested diabetic with fasting blood sugar of 309 and then doctor prescribed me one tablet daily and today I tested my fasting blood sugar and it is 136. Can you please help me understand is it normal or what should be the values for diabetics? Like fbs and post meal? Thank you

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Your current fasting sugar of 136 after starting treatment is a good improvement from 309, showing that your medicine and lifestyle are helping. For a person with diabetes, the general goal is a fast ...  Read More

I had gestational diabetes 2 years ago. Post delivery I am not taking medicines and monitoring sugar periodically.Most of times I am getting fasting levels between 98-106.My pp levels 100-120 and HbA1c in last six months is 5.1 and 5.3 . is there any concerns due to high fasting values. Please advise

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If you want to discuss your problem in more detail, feel free to message me on Whats App at nine one one nine two five five six nine nine for a free detailed consultation ...  Read More

In 71 yrs female with early stage compensated liver cirhosis, asymptomatic, no alcohol use, prediabetes, hypertension. LFTs, IgG are moderately elevated. ANA+. No ascites/jaundice. Biopsy not done. ?AIH?PBC How often repeat blood tests (LFT, RFT, PTINR,CBC) are advisable? Is every 3 months compulsory? Also can cirrhosis cause increase d-dimer?

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Every 3 month - Cbc, lft ,RFT, INR 6 month - USG abdomen ,AFP afp as per protocol 3 months also followed Ogd - every year ...  Read More

What are the tests required for pid confirmation ? Please do let me know all the tests required for the same!!

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Hi good afternoon Thnxs for your question I need complete details regarding ur case so I can help you For further guidance on it and medicine Use my online consulting link so that we can discuss ur qu ...  Read More

What are the blood tests and medicine for premature graying of hairs. Or do I need to take melanin producing meds.

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No need to worry.specific treatment is available.it depends on severity of the disease . Complete medical history is required.. Pls do online consultation with Dermatologist for detailed prescription ...  Read More

My blood fasting sugar is 52.. And hbA1c is 5.10..kindly suggest why my fasting sugar is low..and my total cholesterol is 233

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Might be error. Hba1c is normal. Change life style n diet plan drastically to control cholesterol n all body para meters. Rosuvast20 one at night for 3 weeks. ...  Read More

My mother 66years old was just discharged from hospital after recovering from a UTI kidney infection. Post that she was told to continue antibiotics Intravenous(Ertapenem Eczas) once a day for one week and follow up with the doctor with fresh CBC, CRP, KFT and USG KUB. My question is how soon after completing the antibiotics course should she take

...

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It is better to do after 2-3 days of stopping the antibiotics ...  Read More

I have been diagnosed with SLE since 18 years and on hydroxy chloroquine once daily. No organ involvement till now. Starting symptoms were photosensitivity, mouth palette ulcers, frequent fevers, fatigue and skin boils in between which used to be pus filled. Ana positive. Esr was high. But never had joint pain ,no organ involvement till now. After

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Can help you, kindly consult and provide detailed history for proper diagnosis and further management ...  Read More

Hello Doctor, My fasting blood sugar is 95 and what it means? Is this healthy or non healthy? What is the normal blood sugar range? Please advice Thanks

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It's in the normal range, check your HbA1c to confirm if you are Pre-diabetic ...  Read More

What tests are required before cardiac angiography ? What is better ct scan angiography or conventional angiography

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It depends on your symptoms ...  Read More

Need to know the tests required for small intestine..as having bloating and gastric issues since last year ..blood tests or lab tests which are necessary??

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Do connect and consult ...  Read More

Dear Doctor, My 7 year old boy often complaints about back pain and head ache. He is not interested in almost anything he does, his enthusiasm for doing anything is short lived. Pls suggest as to which tests should we be doing for him, and make necessary changes in his lifestyle so that he can excel in his life. And he is happy. Thanks and Regard

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Hi, is it like, when he complains of headache or backache, he is not interested in anything? Or is it not related to these symptoms? Is he addicted to mobile phones, TV, etc? ...  Read More

Hello Doctor, I have been feeling a bit tiredness over the past one week, so I took complete health check today. Out of all the blood reports, I would like to understand blood sugar test reports. When searched online, looks like the report shows a bit elevated levels in the fasting blood sugar report. Could you please help understand if there i

...

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It’s normal blood sugar levels ...  Read More

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Recently Asked Questions

Is fasting required for thyroid test

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Fasting required or not

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Fasting sugar

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Today I have tested fasting blood sugar and the result is 105 how to reduce it does required any medicine

Does Hba1c and abg require fasting?

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Hba1c is 8% and abg is 183 but test taken after 1 hour drinking tea is am diabetic or not does hba1 and ... Read More