Metformin Side Effects – Is It Effective For Type 2 Diabetes

Metformin Side Effects: Is It Effective For Type 2 Diabetes

Metformin side effects are commonly reported including nausea, vomiting, dizziness, and digestive problems. This is an anti-diabetic drug used to treat type 2 diabetes. This drug helps to reduce liver sugar production and reduce glucose absorption.

One of the major metformin side effects, it contains a huge level of carcinogenesis agent. However, the Food and Drug Administration asked for the removal of metformin from the US market.

It is a prescription drug, used to treat type 2 diabetes or diabetes mellitus. In this type of diabetes, insulin produced by the pancreas is not able to digest the sugar in cells. However, the sugar level increases in the blood.

Takin metformin with a combination of other antidiabetic drugs lowers the blood sugar level. Although, metformin does not work in patients with type 1 diabetes because their pancreas do not able to produce insulin.

Metformin should be used with a proper diet and in combination with other medications to get control of the sugar level.

What is Metformin?

Metformin is an oral antidiabetic medication that helps to reduce blood sugar levels. It is used along with proper diet and exercise to get control of higher blood sugar level control in patients with type 2 diabetes mellitus.

Metformin is generally used along with insulin or other antidiabetic medications. It was found in 1922 and came in human use in 1950. As per the World Health Organisation, it is safe and the most effective medication that is need of the human body system.

It belongs to a class of medication known as biguanides and one of the famous antihyperglycemic drugs. It is a well-tolerated medication. Metformin side effects include diarrhea, nausea, abdominal pain, and headache.

It is important to control high blood sugar, which helps to prevent kidney failure, vision defects, nerve disorders, loss of limbs, and sexual function problems.

Control of high blood sugar may also lower your risk of heart failure or stroke. It works by restoring your body’s proper function insulin. It reduces the production of liver glucose.

Related Links: –

Metformin Side Effects

Metformin Side Effects

This drug needs to intake for a prolonged period. However, it can cause mild to severe side effects, which you need to know about what are the metformin side effects.

The common metformin side effects appear when you start taking the drug for the first time. Consult your doctor right away if you face any severe problem after taking the drug.

The common metformin side effects include heartburn, nausea, bloating, constipation, diarrhea, gastritis, weight loss, and unpleasant taste in the mouth. Although, these side effects usually go away with time. The best way to avoid these side effects by taking metformin with diet.

After starting the medication, if you still get the symptoms of high blood sugar include unwanted thirst, frequent urination, confusion, flushing, fast breathing, and fruity breath odor. If you experience these symptoms, call the doctor right away. Your doctor would adjust the dose of the drug.

Metformin does not lower the blood sugar level alone, you need to take another antidiabetic drug along with this for better result.

Sometimes using this with other antidiabetic medications may lower the blood sugar level below normal. If you experience symptoms including sudden sweating, shaking, fast heartbeat, hunger, blurred vision, dizziness, or tingling hands/feet. Call your physician right away.

Dangerous Metformin Side Effects


Metformin can be responsible for vitamin b12 deficiency in the body. Vitamin b12 plays an important role in cell metabolism, cell function, and RBCs formation. However, deficiency of vitamin b12 can reduce the number of RBCs in the blood.

You need to consume a proper diet that contains vitamin b12 and calcium otherwise, you are at risk of anemia. Before stop taking metformin ask your doctor first.

If you are having anemia, you may experience symptoms of tiredness, dizziness, and headache. You should fix an appointment with the doctor for the check-up of blood count.


Metformin side effects

Hypoglycemia is the condition of lower the blood sugar level than normal. The condition is most common in people who have an issue with proper diet, antidiabetic medication, an improper dose of medication, excessive exercise, and overuse of alcohol.

Metformin cannot reduce the blood sugar level alone, the other antidiabetic medicine along with metformin may be responsible for this situation.

Hunger, shakiness, anxiety, pale skin, sleepiness, and irregular heartbeat are the symptoms of hypoglycemia. To avoid this one of the metformin side effects of hypoglycemia, you need to follow a few rules:-

  • Take metformin along with a meal and take it at the scheduled time.
  • Take a balanced diet, which is recommended for you.
  • Do exercise as per the doctor’s instruction
  • Tell your doctor about the medication and if you are experiencing other symptoms.

Lactic Acidosis

Lactic acidosis is one of the major metformin side effects. It is the condition of the overproduction of lactic acid and a body is not able to utilize it. As per the FDA, this condition is the most severe side effects caused by metformin. Moreover, lactic acidosis is referred to as a black box.

This is an emergency situation that occurs due to the buildup of metformin in the body. In severe cases, you need to go to the hospital to remove an excess of lactic acid. An overproduction of lactic acid may cause kidney and liver problems.

Call your doctor if you experience the following symptoms given below. This may be acute and severe.

Symptoms of Lactic Acidosis:-
  • Nausea
  • Vomiting
  • Trouble breathing
  • Dizziness
  • Feeling cold
  • Muscles Pain
  • Stomach Pain
  • Extreme tiredness
  • Decreased Appetite
  • Weakness

Precautions From Metformin Side Effects

Precautions From Metformin Side Effects

Before starting the medication, tell your doctor about your allergies with medication and food. Additionally, it is important to tell your doctor about your past histories of disease if you ever had.

Tell you, doctor, if you are suffering from any kind of breathing problems, kidney disease, liver disease, blood problems, and heart problems. Why is it important to tell about the other problems? Here is the answer

Kidney Problems

A kidney is an essential organ for the removal of waste and unwanted material from the body. In the case of metformin, it excretes it as well, but if your kidney does not work properly, you are at high risk of having lactic acidosis.

In mild or moderate kidney problems, your doctor may start with a low dose of metformin.  In old aged people, metformin cannot be the right choice for you.

Liver problems

This is not recommended to take metformin if you are suffering from severe liver problems. The liver plays an important function in removing excess of lactic acid from the body.

Just like kidney problems, a problematic liver may increase the level of lactic acid in the blood. Taking metformin can increase the risk of acidosis

Surgical Procedure

This is recommended to stop metformin before 48 hours of surgical procedure. However, you can stop taking metformin as suggested otherwise, it can cause lactic acidosis.

Surgical procedure lowers the metformin excretion from the body, raising the risk of metformin side effects. You can start the medication after the procedure done.

 What is the metformin side effects?

Metformin side effects include

  • Physical weakness
  • Diarrhea
  • Low blood sugar
  • Upper respiratory tract infection
  • Abdominal pain
  • Symptoms of weakness
  • A low blood level of vitamin b12

Why is Metformin bad for you?

In some people, metformin causes low blood sugar levels. In a few people, it may increase the risk of kidney damage. As per the study, it has been found, metformin may affect kidney function with both chronic kidney condition and type 2 diabetes.

Can Metformin make you tired?

One of the major metformin side effects is lactic acidosis. It includes abdominal or stomach discomfort, decreased appetite, diarrhea, trouble breathing, discomfort, cramping, and weakness. Sometimes, it may lower the blood sugar level that is also a reason for weakness and making you feel tired.

What should you not eat when taking Metformin?

Metformin with a proper diet would more effective. You have to avoid food including more consumption of carbohydrates, saturated fats, transitional fats, junk food, and that food that contains fats. A proper balance diet with a little exercise surely solves your problem.

Eating junk food and no exercise may cause of metformin side effects.

What is the best time to take Metformin?

A required dose of metformin is 500mg twice in a day with a meal. You can take it with both evening and morning meals. Apart from this, you can take 850mg in the morning only. Your doctor may increase your dose as per the requirement.

Do not stop metformin unless your doctor suggests.

Does Metformin affect you sexually?

Metformin is responsible for the reduction of testosterone levels. However, a low level of testosterone induces the erectile dysfunction, but if you take it combination with sulfonylurea that may increase the level of testosterone.

Who should not use Metformin?

People with type 1 diabetes should not use metformin because this not effective in that kind of diabetes. Apart from this patient who has severe liver disease and kidney disease, they are not supposed to use this medication.

Mental Breakdown – Causes, Symptoms, Treatment, & Prevention

Similar Posts

Leave a Reply

Your email address will not be published.