Metformin Dosage

Your metformin dosage will vary depending on your response to treatment, kidney function and medical condition. For immediate release, adults with type 2 diabetes usually start with an initial dosage of 500 mg which should be taken orally twice every day, or 850 mg which should be taken orally once every day. The maintenance dose is 2000 mg which is normally divided into different doses every day, while the maximum dose is 2550 mg per day. Note that immediate release should be taken in 2 to 3 doses every day with meals. For extended release, adults with type 2 diabetes can start with an initial dose of 500 mg to 1000 mg, once every day. The maintenance dose is 2000 mg every day while the maximum dose is 2500 mg every day. Extended release should be taken once every day with the evening meal. In case your blood glucose levels are not controlled with 2000 mg every day, your doctor may switch to 1000 mg doses twice every day.

You should not increase or decrease your drug dosage without your doctor’s advice. Your doctor may require to change your dosage depending on your blood sugar levels, so that they can find the right dosage for you. In case you are using other diabetes medications, you should stop so that you can start taking this medication. Follow your doctor’s advice on how you should discontinue the old medication before starting metformin. In case you missed a dose, you should take it as soon as you remember. Avoid taking a double dose to make up for the missed dose. If it is time for the next dosage and you missed the last one, you should skip the missed dose and continue with your normal dosage. In case of a drug overdose, you should call your doctor immediately. The Metformin overdose may lead to risk of lactic acidosis.

How to take Metformin

You should take this medication by mouth 1 to 3 times every day together with meals. Take this medication regularly so that you can benefit the most out of it. It is important you take metformin at the same time every day. It is recommended you take this medicine with plenty of fluids unless your doctor tells you otherwise. As you take this medication, keep checking your blood sugar levels regularly and sharing the results with your doctor. Inform your doctor in case your blood glucose level is too high or too low. Your metformin dosage may require to be changed.

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Disclaimer: Please note that the contents of this community article are strictly for informational purposes and should not be considered as medical advice. This article, and other community articles, are not written or reviewed for medical validity by Canadian Insulin or its staff. All views and opinions expressed by the contributing authors are not endorsed by Canadian Insulin. Always consult a medical professional for medical advice, diagnosis, and treatment.