What are the most common side effects of metformin?

Common side effects
  • Feeling sick (nausea) Take metformin with food to reduce the chances of feeling sick. ...
  • Being sick (vomiting) Take small, frequent sips of water or squash to avoid dehydration. ...
  • Diarrhoea. ...
  • Stomach ache. ...
  • Loss of appetite. ...
  • A metallic taste in the mouth.
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What is the most serious side effect of metformin?

Although very rare, metformin's most serious side effect is lactic acidosis. In fact, metformin has a “boxed” — also referred to as a “black box” — warning about this risk. A boxed warning is the most severe warning that the Food and Drug Administration (FDA) issues.
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What are the long term effects of taking metformin?

The most serious of these is lactic acidosis, a condition caused by buildup of lactic acid in the blood. This can occur if too much metformin accumulates in the blood due to chronic or acute (e.g. dehydration) kidney problems. Severe acute heart failure, or severe liver problems can also result in a lactate imbalance.
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What does metformin do to your body?

Metformin works by helping to restore your body's proper response to the insulin you naturally produce. It also decreases the amount of sugar that your liver makes and that your stomach/intestines absorb.
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What is the best time of day to take metformin?

Metformin alone (Glucophage® XR): At first, 500 mg once daily with the evening meal. Your doctor may increase your dose if needed until your blood sugar is controlled. However, the dose is usually not more than 2000 mg per day. Metformin alone (Glumetza®): At first, 500 mg once a day taken with the evening meal.
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Most Common Side Effects of Metformin



What should I avoid while taking metformin?

Other things to avoid while on metformin

diuretics, such as acetazolamide. corticosteroids, such as prednisone. blood pressure medication, such as amlodipine (Norvasc) anticonvulsants, such as topiramate (Topamax) and zonisamide (Zonegran)
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What should your blood sugar be when on metformin?

People who don't have diabetes keep their blood sugars between 60 – 100 mg/dl overnight and before meals, and less than 140 mg/dl after meals.
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What is a good blood sugar level for type 2 diabetes?

A normal fasting blood sugar level is less than 100 mg/dL (5.6 mmol/L). Hemoglobin A1C test – The "A1C" blood test measures your average blood sugar level over the past two to three months. Normal values for A1C are 4 to 5.6 percent.
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What do metformin do to your legs?

A lack of this B vitamin can happen to anyone, but the risk is higher on metformin, especially over time. When you don't get enough, it can cause peripheral neuropathy, the numbness or tingling in your feet and legs that's already a risk with diabetes.
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How many years can you stay on metformin?

Generally, if you are prescribed metformin, you will be on it long term. That could be many decades, unless you experience complications or changes to your health that require you to stop taking it. However, metformin does have some side effects, and patients often have questions about the safety of long-term use.
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What is the safest drug for type 2 diabetes?

Most experts consider metformin to be the safest medicine for type 2 diabetes because it has been used for many decades, is effective, affordable, and safe. Metformin is recommended as a first-line treatment for type 2 diabetes by the American Diabetes Association (ADA).
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Is there an alternative to metformin?

Another type of drug, called salicylate, works in a similar way to metformin and scientists think it could be a good alternative for people with type 2 diabetes who can't take metformin. Salicylate is already used to treat other health problems, like pain and inflammation.
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What is the benefit of taking metformin at night?

The administration of metformin, as glucophage retard, at bedtime instead of supper time may improve diabetes control by reducing morning hyperglycemia.
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How can I reduce the side effects of metformin?

To reduce all gastrointestinal side effects, take your Metformin with meals. If you need to take it at a time when you don't usually eat, then fit a snack in that has some protein in it. Chewing gum can help alleviate various gastrointestinal side effects such as nausea and stomach pain. Keep some gum on hand.
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Can metformin make you tired?

Taking metformin can cause vitamin B12 deficiency if you take it for a long time. This can make you feel very tired, breathless and faint, so your doctor may check the vitamin B12 level in your blood.
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Can metformin cause aching joints?

Conclusions: People with diabetes taking metformin were less likely to report back, knee, neck/shoulder and multisite musculoskeletal pain than those not taking metformin. Therefore, when treating these patients, clinicians should be aware that metformin may contribute to fewer reports of musculoskeletal pain.
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What do diabetic legs look like?

Also known as “shin spots,” the hallmark of diabetic dermopathy is light brown, scaly patches of skin, often occurring on the shins. These patches may be oval or circular. They're caused by damage to the small blood vessels that supply the tissues with nutrition and oxygen.
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Does metformin cause weak legs?

Conclusions: Our results demonstrate that metformin treatment impairs muscle function through the regulation of myostatin in skeletal muscle cells via AMPK-FoxO3a-HDAC6 axis.
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Is blood sugar of 7.8 high?

Less than 140 mg/dL (7.8 mmol/L) is normal. 140 to 199 mg/dL (7.8 mmol/L and 11.0 mmol/L) is diagnosed as prediabetes. 200 mg/dL (11.1 mmol/L) or higher after two hours suggests diabetes.
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What is the new pill for diabetes?

FRIDAY, Sept. 20, 2019 (HealthDay News) -- A new pill to lower blood sugar for people with type 2 diabetes was approved by the U.S. Food and Drug Administration on Friday. The drug, Rybelsus (semaglutide) is the first pill in a class of drugs called glucagon-like peptide (GLP-1) approved for use in the United States.
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What drink lowers blood sugar?

When participants in the study drank one cup of chamomile tea after meals three times per day for six weeks, they showed a reduction in blood sugar levels, insulin, and insulin resistance.
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Why does my blood sugar go up after taking metformin?

When taken as prescribed, metformin is highly effective at lowering blood sugar. Even so, you may experience occasional increases in blood sugar due to stress, a large meal, and other factors. Most of the time, you don't need to worry about these occasional increases.
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Is 17 a high blood sugar level?

If your blood sugar levels are consistently higher than your target range (usually 11 mmol/L to 20 mmol/L, and 11 mmol/L to 14 mmol/L in children), you may have mild symptoms of high blood sugar.
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How do you know if metformin is working?

Metformin does not instantly reduce blood sugar levels. The effects are usually noticeable within 48 hours of taking the medication, and the most significant effects take 4–5 days to occur.
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