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Can raised blood sugar levels cause a headache?

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Posted on Fri, 5 Oct 2018
Question: Can raised blood sugar level give you a headache?
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Answered by Dr. Mirjeta Guni (2 hours later)
Brief Answer:
Yes, it can.

Detailed Answer:
Hello,

Depends on how high the blood sugar is. In levels over 300 mg/dl, it may cause headache due to dehydration. It causes frequent urination and loss of fluids that can explain the headache.

Hope I have answered your query.
Let me know if I can assist you further.
Above answer was peer-reviewed by : Dr. Yogesh D
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Follow up: Dr. Mirjeta Guni (2 hours later)
I took some Tylenol and headache went away. blood sugar was 203
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Answered by Dr. Mirjeta Guni (2 hours later)
Brief Answer:
About blood sugar.

Detailed Answer:
Hello,

At these levels (203 mg/dl) we do not expect symptoms.
Be careful and try to maintain glucose levels within the normal ranges.

Hope I have answered your query.
Let me know if I can assist you further.

Regards,
Dr. Mirjeta Guni, Endocrinologist
Above answer was peer-reviewed by : Dr. Kampana
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Answered by
Dr.
Dr. Mirjeta Guni

Endocrinologist

Practicing since :2006

Answered : 2358 Questions

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Can raised blood sugar levels cause a headache?

Brief Answer: Yes, it can. Detailed Answer: Hello, Depends on how high the blood sugar is. In levels over 300 mg/dl, it may cause headache due to dehydration. It causes frequent urination and loss of fluids that can explain the headache. Hope I have answered your query. Let me know if I can assist you further.