Impact of Medications on Blood Sugar Levels: A Patient's Inquiry - Family Medicine

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The inquiry regarding the impact of medications on blood sugar levels is a common concern among patients managing their glucose levels, particularly those who are pre-diabetic or at risk for diabetes. Based on the information provided, it appears that the patient has been actively monitoring their blood sugar levels and has made dietary adjustments to maintain a healthier range. However, fluctuations in fasting blood sugar levels have been observed, particularly after starting certain medications.

To address the first part of your question regarding whether the medications you are using could influence your blood sugar levels, it is important to note that most topical medications, such as the ointments for eczema and the eye ointments, generally have minimal systemic absorption and are unlikely to significantly affect blood glucose levels. However, corticosteroids, even in topical forms, can sometimes lead to elevated blood sugar levels, especially if used in large amounts or over extended periods. The systemic absorption is usually low, but it is still a consideration, particularly if you are using them frequently.

Regarding the oral medications you mentioned, acetaminophen (the active ingredient in "瑞安"愛舒疼錠) is not known to have a direct impact on blood glucose levels. However, it is essential to consider that any underlying inflammation or infection, which may be treated with these medications, can lead to stress responses in the body that might elevate blood sugar levels. This is due to the release of stress hormones such as cortisol, which can increase glucose production in the liver.

As for the question about fasting duration and its impact on blood sugar readings, generally, longer fasting periods can lead to lower blood sugar levels. However, if fasting is prolonged excessively, the body may enter a state of gluconeogenesis, where it produces glucose from non-carbohydrate sources, potentially leading to higher blood sugar levels. Therefore, while a 12-hour fast is typically sufficient for accurate fasting blood sugar readings, extending it to 15 hours may not necessarily yield a significantly different result. Individual responses can vary based on metabolic health, activity levels, and other factors.

In summary, while the medications you are using are unlikely to be the primary cause of the fluctuations in your fasting blood sugar levels, it is essential to consider the overall context of your health, including any infections or inflammatory conditions you may be experiencing. It is advisable to continue monitoring your blood sugar levels, maintain a balanced diet, and consult with your healthcare provider for personalized advice and potential adjustments to your treatment plan. Regular follow-ups and possibly a more comprehensive metabolic evaluation may be warranted to ensure optimal management of your blood sugar levels and overall health.