Common "Blood Sugar Levels" queries answered by top doctors | iCliniq

Blood Sugar Levels

The normal blood sugar levels for a non-diabetic individual should be between 72 and 99 mg/dL when fasting and up to 140 mg/dL a couple of hours after a meal. And for a diabetic individual, fasting should be 70 to 110 mg/dL, and up to 200 mg/dL after a meal.

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All the answers published in this website are written by verified medical doctors, therapists and health experts. The Content has been moderated by iCliniq medical review team before publication. Post your medical clarifications on iCliniq by choosing the right specialty and get them answered. Your medical queries will be answered 24/7 by top doctors from iCliniq.

Does alcohol smell from a diabetic a sign of ketosis?

Query: Hello doctor, My husband is a type-2 diabetic. He takes Metformin, Januvia, and Zoloft. He smokes marijuana and cigarettes. He has been on the strongest nicotine patch for the past week, but still smoking occasionally. Twice in the past week, he smelled strongly of beer or alcohol and I thought he h...  Read Full »


Dr. Shaikh Sadaf

Answer: Hello, Welcome to icliniq.com. I just read your query and from what you have mentioned, it appears that your husband has diabetes and he is trying to quit smoking. I would like to answer each one of your questions one by one: Yes, withdrawal from cigarettes can cause the person to be highly irrit...  Read Full »

Why do I get hypoglycemia during exercise, brain fog, and fatigue?

Query: Hello doctor, I get hypoglycemia during exercise, fasting or not, brain fog, fatigue. This has been happening daily for a month. Prior I had been exercising an hour a day five days a week, no issue. Currently still aiming for five but symptoms will start out on my bike or on the treadmill. I had a g...  Read Full »


Dr. Shaikh Sadaf

Answer: Hello, Welcome to icliniq.com. I just read your query and from what you have mentioned it appears that you have hypoglycemic symptoms. First of all I would suggest that instead of doing finger prick testing of blood sugar it is preferable to do laboratory test for blood sugar. Secondly, there is a...  Read Full »

How do I maintain my blood sugar levels?

Query: Hello doctor, I was diagnosed with type II diabetes five years back. I have maintained good sugar control. Currently, I am taking Trulicity 1.5 weekly, Lantus nightly and 2000 mg of Metformin with my evening meal. Toward the end of last year, my diet was not good, as I was eating a lot of carbohydr...  Read Full »


Dr. Shaikh Sadaf

Answer: Hello, Welcome to icliniq.com. Since you have started proper diet control, your blood sugar levels are getting better and better day by day. Yes, it does take some time to get back to normal once you are careful about your diet and exercise. You can check your HbA1c levels now and after three mont...  Read Full »

How to reduce my sugar level before embryo transfer?

Query: Hello doctor, I have PCOS. I have undergone IVF egg collection process five months back. One month later, I gained my weight and my blood sugar level increased. We need to do the embryo transfer process, but, our doctor informed that unless and until my blood sugar comes to a normal level, I should ...  Read Full »


Dr. Shaikh Sadaf

Answer: Hello, Welcome to icliniq.com. I just read your query and from what you have mentioned it appears that your blood sugar is just slightly high. You do not fall into diabetes but you do have a high postprandial blood sugar level. There are ways to lower your blood sugar levels. Take Tablet Metformin...  Read Full »

My fasting blood sugar is more than the post-prandial level. Why?

Query: Hello doctor, My fasting blood sugar level (120 to 140g/dl) is more than my pp (postprandial) sugar level (110 to 120 g/dl) consistently. Hb1ac is 6.3. And I am not using any medicine. Is it a problem?  Read Full »


Dr. Shaikh Sadaf

Answer: Hello, Welcome to icliniq.com I read your query and understand your concern. From what you have mentioned it appears that you have impaired fasting glucose. There is nothing to worry about but you have a probability of developing diabetes in the next six months to a year if you do not take good ca...  Read Full »

I have a high BP and heartbeat after any activity. Why?

Query: Hello doctor, I am a 46-years-old person with borderline hypothyroidism (TSH value 4.2 mlU/mL). When I take a nap and wake up in the afternoon, my heart races for 2 to 3 minutes, and after that point onwards, I cannot do any physical activity. If I do any exercise, such as lifting small weights or a...  Read Full »


Dr. Shaikh Sadaf

Answer: Hello, Welcome to icliniq.com. I just read your query and the reports that you have attached (the attachments have been removed to protect the patient's privacy). I have some differential diagnoses from your symptoms, and I feel you should be investigated further for this. 1) Insulinoma. Since your ...  Read Full »

My 2-year-old grandson suffers from fluctuating blood sugar levels, chills, vomiting, and disorientation. Why?

Query: Hello doctor, My two-year-old grandson woke up with a blood sugar level of 47 mg/dl this morning. He experienced chills, vomiting, and appeared disoriented. We took him to the ER, where he underwent various blood and metabolic tests, including a thyroid test, for about seven hours. Throughout the da...  Read Full »


Dr. Shaikh Sadaf

Answer: Hi, Welcome to icliniq.com. I read your query and understand your concern. It seems your grandson experienced a hypoglycemic (low sugar in the blood) episode, but I cannot definitively conclude its cause with the provided information. While it hints at a possible endocrine issue, I need the results ...  Read Full »

I have been experiencing uncontrolled blood sugar levels irrespective of dieting. How can I overcome it?

Query: Hello doctor.I am a 28-year-old type 2 diabetic who has been diagnosed with the disease for five years. I weigh 238 pounds and stand 5 foot 6 inches tall. I take medicines such as tablet Glucophage 2 grams twice a day, 1000 mg at a time, and tablet Januvia 100 mg once a day. Until a few months ago,...  Read Full »


Dr. Shaikh Sadaf

Answer: Hello, Welcome to icliniq.com. You look to have diabetes, although you want your post-meal blood sugar levels to be less than 160 mg/dl. First and foremost, your medications are effective, and your efforts are greatly appreciated. All you need to do is stop worrying about your blood sugar levels and...  Read Full »

I am not diabetic, yet my blood sugar levels fluctuate. Why?

Query: Hello doctor, I am a 60 year old working woman, and my weight is 176 pounds. I am not diabetic, but my recent reports showed my fasting blood sugar level to be 105 mg/dL and HbA1C was 6.2 %. After seeing the report, I got scared, so I redid the test after a week. This time, my fasting blood sugar wa...  Read Full »


Dr. Shaikh Sadaf

Answer: Hello, Welcome to icliniq.com. It appears that you do not have diabetes but just impaired fasting glucose, or in other words, you might develop diabetes in the next few years if you do not have a proper diet control. I would suggest that you control your diet by eating low fat, low carbohydrate, dr...  Read Full »

How to control the sugar raised due to steroid eye drops?

Query: Hello doctor, My father had cataract surgery yesterday. His sugar levels were fine before surgery. Today he was given a Dexa injection 2 ml in his eye due to inflammation. After that the sugar levels have stayed between 280 to 300 mg/dL through out. Just before dinner, his sugar levels were 300 mg/...  Read Full »


Dr. Shaikh Sadaf

Answer: Hello, Welcome to icliniq.com. I just read your query and from what you have mentioned it appears that your father’s blood sugar has increased because of steroids. As for your questions let me answer them one by one. Yes, Dexa injection increases the sugar so much and it will have decreased effe...  Read Full »

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