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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Kindly help me with some treatment options to reduce my sugar level.

Query: Hi doctor,I am 41 years old with a weight of 207 pounds and a height of six feet. Today I brought a glucometer and checked my sugar levels. I had a blood sugar level of 220 mg/dL. Kindly suggest some measures to reduce my sugar level.   Read Full »


Dr. Prabhakar Laxman Jathar

Answer: Hi, Welcome to icliniq.com. I have gone through the details given. Having a random blood sugar of 220 mg/dL is quite high than the expected level. A normal person should have a fasting blood sugar of less than 100 mg/dL and postprandial should be 6.5 percent. This gives you a clear idea. For takin...  Read Full »

What is the normal blood sugar level in a heart surgery patient?

Query: Hello doctor, What is the normal blood sugar level for open heart surgery patient in the morning test before fasting and after fasting?  Read Full »


Dr. Prabhakar Laxman Jathar

Answer: Hello, Welcome to icliniq.com. Normal fasting glucose levels are the same for all types of patients, persons of different age group. The range of fasting glucose is 70 to 100 mg/100 ml (earlier upper margin was allowed up to 110 mg). The usual levels measured are fasting (10 plus hours after dinne...  Read Full »

What are the symptoms and warning signs of pre-diabetes and diabetes?

Query: Hello doctor, How to spot symptoms of high blood sugar and warning signs for high blood sugar and pre-diabetes? I would like to know at least one symptom of hyperglycemia, and explanation of why that symptom occurs during a bout of high blood sugar?  Read Full »


Dr. Prabhakar Laxman Jathar

Answer: Hello, Welcome to icliniq.com. Usually high blood glucose (hyperglycemia) symptoms are not very obvious, hence people do not come to know about the problem easily. So called typical symptoms of diabetes or hyperglycemia are : excess thirst (polydypsia), excess hunger (polyphagia) and excess urina...  Read Full »

Humalog, my sugar level is not under control. Why?

Query: Hi doctor, I have type 2 diabetes. I am taking Humalog Insulin 1 unit, three times a day. Before a week, I checked my blood sugar level. It is found to be high in the morning and it was 189 mg/dL to 252 mg/dL. Before lunch, it was 216 mg/dL, I went to work and did my job. My blood sugar had no chang...  Read Full »


Dr. Prabhakar Laxman Jathar

Answer: Hello, Welcome to icliniq.com. Thanks for the query. I have gone through your problem. You are only on Insulin Humalog (Insulin Lispro Injection), is that true? Do you take any oral antidiabetic medications? The Insulin units that you have mentioned "1 unit 3 times a day" Is it correct? Because 1 ...  Read Full »

What are the complications of high blood glucose levels?

Query: Hi doctor, I am a 62-year-old male. I am diabetic and taking oral hypoglycemics for more than 15 years. My fasting blood sugar level is 134 mg/dL and PPBS is 470 mg/dL (today's reading). The earlier reading was 240 mg/dL. I am taking Glycinorm-M 80 mg, Gluxit 10 mg, Voglitab MD 0.3 mg, Rozemake 10 ...  Read Full »


Dr. Prabhakar Laxman Jathar

Answer: Hi, Welcome to icliniq.com. The postprandial glucose level is too high. But it is unlikely to cause diabetic ketoacidosis. That condition is more likely to occur in type 1 diabetes mellitus and very rarely in type 2 diabetes mellitus. However, such high glucose is dangerous. You are already on thr...  Read Full »

Is it normal to have fluctuations in blood sugar levels even after taking medicines?

Query: Hi doctor, My dad is having diabetes for 27 years. Now he is 67 years old. His condition was properly managed with the help of the doctor. He is taking Metformin 500 two times a day with food management. After retirement, this treatment has not helped him. He is taking Insulin 70/30 10 units two ti...  Read Full »


Dr. Prabhakar Laxman Jathar

Answer: Hi, Welcome to icliniq.com. I have gone through the details given. It is necessary to upgrade his current treatment. There is a need to increase his insulin dosage. Initially, you can increase the dosage of Lantus insulin to 20 units at night and check his fasting glucose level. If the level is more...  Read Full »

My blood sugar has been high for 15 days. Kindly help.

Query: Hello doctor, My fasting blood sugar has been at 145 to 155 mg/dL, and postprandial blood sugar has been at 200 to 205 mg/dL for the last 15 days; when measured from a glucometer. Please guide me.  Read Full »


Dr. Prabhakar Laxman Jathar

Answer: Hello, Welcome to icliniq.com. Thanks for the query. Both fasting and postprandial glucose levels show that you have diabetes. Please check HbA1c (hemoglobin A1c); that will give a better idea. If you are not on treatment, then it is high time that appropriate treatment is started right away. Idea...  Read Full »

Why is my fasting sugar 260, 45 days after delivery?

Query: Hi doctor, I am 29 years old. I delivered my first baby last month. During pregnancy, I had gestational diabetes and I was taking insulin for two months. During the first trimester, my sugar level was normal. After delivery, when I checked it again, my sugar levels was normal. But now after forty-f...  Read Full »


Dr. Prabhakar Laxman Jathar

Answer: Hi, Welcome to icliniq.com. I have gone through the details given and I understand the concern. Gestational Diabetes Mellitus (GDM) is a commonly seen condition nowadays. Invariably post-delivery, the condition return backs to normal in many patients. It is a clear sign or indication that in immed...  Read Full »

The glucometer shows 68 to 92 mg/dL. Is the glucometer right?

Query: Hi doctor, I doubt that blood sugar levels range the same in all the glucometers, as I doubt the control solution ranges are all different. What is the accuracy of Glucoone? My fasting blood glucose was 350 a month ago, and an HbA1c of 12. After that, I started with a low-carb diet and regular exerc...  Read Full »


Dr. Prabhakar Laxman Jathar

Answer: Hello, Welcome to icliniq.com. Thanks for the query. Most of the standard company-produced glucometers are of good quality and are accurate in measuring the peripheral blood glucose level. I did not get the point of saying, "Test strips possess a typical range of 68 to 92 mg/dL glucose". If your r...  Read Full »

I am a 54-year-old male and my blood sugar levels are high even after taking Glycomet-GP. Why?

Query: Hi, I am a 54-year-old male with a height of around 6'2" and a weight of approximately 95 kg. I have a fasting sugar level of 140 mg/dL and a postprandial sugar level of 185 mg/dL. I was diagnosed about 11 years back with diabetes. I took Glycomet-GP 2 tablets for about two weeks and then controlle...  Read Full »


Dr. Prabhakar Laxman Jathar

Answer: Hello, Welcome to icliniq.com I understand your concern. Thanks for the query. I have read the details given. Fasting glucose of 140 mg/dL is relatively high. Ideally, at your age, fasting blood sugar should be less than 100 mg/dL, postprandial sugar should be 150 mg/dL to 160 mg/dL, average blood g...  Read Full »

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