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.

I have sweating and palpitations after a sugary meal. Why?

Query: Hi doctor, I have been getting weird symptoms after eating a carbohydrate-rich or sugary meal for the past 12 to 18 months. My symptoms include sweating, palpitations, etc. I had a dinner with lots of white bread, and other sugary dishes, with honey and bread, a few days ago. I did not feel well i...  Read Full »


Dr. Zulfiqar Ahmed

Answer: Hi, Thank you for stopping by! I am here to provide expert opinion on your medical issues. Reactive hypoglycemia is to have low sugar levels three or four hours after eating and it can occur after having some abdominal surgeries. Insulinoma is a tumor and its symptoms include fasting hypoglycemia...  Read Full »

Can I take medicine for diabetes while on fasting?

Query: Hi doctor, I am a 45-year-old female. I have hypertension for four years, and I take Co-Diovan 80/12.5. In the past days, I performed blood sugar tests on Accu-check device and got the following results respectively in four days after eight to ten fasting hours: 283, 364, 420, 483. After the lock-do...  Read Full »


Dr. Zulfiqar Ahmed

Answer: Hi, Welcome to icliniq.com. You have diabetes mellitus and your weight is high as well. If you do not have symptoms you can go for fasting. You need to do HBA1c (glycated hemoglobin) which will show your average sugar over two to three months previously. Check your eyes for retinopathy. Kidney fun...  Read Full »

Are neck swelling and chest pain side effects of tablet Januvia?

Query: Hello doctor, I have hypothyroidism for the last two years, down to 75 mg Levothyroxine. The issue now is blood sugar levels. Over the last year, the doctor has put me on several medicines, which I reacted to at that time level under 200. This year the doctor has changed. He said no medication and ...  Read Full »


Dr. Zulfiqar Ahmed

Answer: Hi, Welcome to icliniq.com. Thanks for your query. Your weight is quite high with uncontrolled diabetes. Definitely, you need to change the lifestyle and thinking pattern as well. You need to trust a doctor and follow his advice. Every medication has effects. Otherwise, it will not be effective, ...  Read Full »

Please suggest a plan to help bring my sugar levels to the normal range.

Query: Hi doctor, I am a 26-year-old female. I have been diagnosed with diabetes for the past four years. I take the following medicines every day Diamicron 60 mg before breakfast, Gluconorm 500 mg after lunch, and Gluconorm 500 mg after dinner. Due to the current COVID situation, I am unable to visit any ...  Read Full »


Dr. Zulfiqar Ahmed

Answer: Hi, Welcome to icliniq.com. Thanks for your query. You have very uncontrolled diabetes. Your lipids are also very high. That means you are not controlling your sugar. Treating diabetes is not just bring sugar numbers down but avoiding complications that are associated with diabetes. It can affect ...  Read Full »

What causes the blood sugar to go up randomly during the day?

Query: Hi doctor, I have diabetes for 20 years. My recent Hba1c value is 6.4 percent. For few days, I have high fasting sugar readings around 140 to 180 mg/dL. I do not have any changes in my diet. Within an hour or two, it gets increased without doing anything. Before going to bed, I have a sugar level o...  Read Full »


Dr. Zulfiqar Ahmed

Answer: Hi, Welcome to icliniq.com. Your sugar level is good with Hba1c (hemoglobinA1C) of 6.4 percent. Blood sugar goes up and down not only with meals but there are many others factors associated with it. It is often associated with other hormonal levels in the body. If you are stressed mentally or exci...  Read Full »

My sugar levels are high. Please help.

Query: Hi doctor, My sugar levels are very high. It is currently at 245 mg/dL. I need help to lower my diabetes. I need a prescription for the tablet Januvia to help lower my sugar levels. I am currently taking tablet Glucophage 500 mg.  Read Full »


Dr. Zulfiqar Ahmed

Answer: Hi, Welcome to icliniq.com. Do you have HBA1c results? What was the HBA1c result? It will show your average sugar over 2-3 months previously. Diabetes has many complications, so it is not just to bring down the numbers but to monitor and treat complications associated with diabetes. Kindly check t...  Read Full »

Kindly advise on diabetic diet to bring down post prandial reading.

Query: Hello doctor, I have diabetes and my reading before fasting is 165 mg/dL and after fasting is 325 mg/dL. I am taking Glycomet 250 three times a day and taking diabetes tablet once a day. Can you kindly advise on the diet to bring the after fasting reading down?  Read Full »


Dr. Zulfiqar Ahmed

Answer: Hi, Welcome to icliniq.com. You need to first stop all sugars and sugar drinks. Fruits to be taken as a sweet fish only. Especially grapes, mango, and banana should be cut down. Many people think it is fine to eat bread rice or pasta but if you see deeply one bread of about 30 to 50 grams contains...  Read Full »

My blood sugar level is high though on medication. Please suggest on how to control it.

Query: Hi doctor, I need a consultation on my diabetes. My fasting plasma glucose is 226 mg/dL and in PP it is 390 mg/dL. I am currently on Diamicron MR, Volix 0.3, and Novomix pen 30/70. Please suggest.  Read Full »


Dr. Zulfiqar Ahmed

Answer: Hi, Welcome to icliniq.com. Your sugar is uncontrolled and Vitamin D is low as well. You did not tell how much you are using Diamicron, Volix and Novomix. Please let me know the doses. Another thing is you should get checked urine albumin creatinine ratio and I think you may need a change in medic...  Read Full »

Why does my 80-year-old father have high sugar levels even after taking so many medicines?

Query: Hello, My 80-year-old father has been diabetic for the past 30 years and hypertensive for the past five years. He has had bypass surgery and a stroke in the past. His fasting blood sugar has been in the range of 175 mg/dL to 200 mg/dL for the last two weeks. After breakfast, it comes in the range of...  Read Full »


Dr. Zulfiqar Ahmed

Answer: Hello, Welcome to icliniq.com. I read your query and understand your concern. I have the following suggestions for your father. He can increase Mixtard to three units in the morning and two units at night. Considering his age and previous history of ischemic heart disease, his HBA1c (hemoglobin A1...  Read Full »

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