Pioglitazone and Metformin

Adult Medication

Brand Names: US

Actoplus Met; Actoplus Met XR

Warning

  • This drug may cause or make heart failure worse in some people. Tell your doctor if you have ever had heart failure. Do not take this drug if you have moderate to very bad heart failure or if you have any signs of heart failure. You will be watched closely for signs of heart failure when you start this drug and if your dose is raised. Call your doctor right away if you have swelling in the arms or legs, shortness of breath or trouble breathing, sudden weight gain or weight gain that is not normal, or are feeling very tired. Talk with your doctor.
  • Rarely, metformin may cause an acid health problem in the blood (lactic acidosis). The risk of lactic acidosis is higher in people with kidney problems and in people who take certain other drugs like topiramate. The risk is also higher in people with liver problems or heart failure, in older people (65 or older), or with alcohol use. If lactic acidosis happens, it can lead to other health problems and can be deadly. Lab tests to check the kidneys may be done while taking this drug. Talk with the doctor.
  • Do not take this drug if you have a very bad infection, low oxygen, or a lot of fluid loss.
  • If you have liver disease, talk with your doctor.
  • Talk with your doctor before you drink alcohol.
  • If you are having an exam or test with dye or have had one within the past 48 hours, talk with your doctor.
  • Tell all of your health care providers that you take this drug. This includes your doctors, nurses, pharmacists, and dentists.
  • Call your doctor right away if you have signs of too much lactic acid in the blood (lactic acidosis) like fast breathing, fast heartbeat, a heartbeat that does not feel normal, very bad upset stomach or throwing up, feeling very sleepy, shortness of breath, feeling very tired or weak, very bad dizziness, feeling cold, or muscle pain or cramps.

What is this drug used for?

  • It is used to lower blood sugar in patients with high blood sugar (diabetes).

What do I need to tell my doctor BEFORE I take this drug?

  • If you have an allergy to metformin, pioglitazone, or any other part of this drug.
  • If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
  • If you have any of these health problems: Acidic blood problem, bladder cancer, or type 1 diabetes.
  • If you have kidney disease.
  • If you have had a recent heart attack or stroke.
  • If you are not able to eat or drink like normal, including before certain procedures or surgery.
  • If you are breast-feeding or plan to breast-feed.
This is not a list of all drugs or health problems that interact with this drug.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this drug with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take this drug?

All products:

  • Do not drive if your blood sugar has been low. There is a greater chance of you having a crash.
  • The chance of getting bladder cancer may be raised when taking this drug. Talk with the doctor.
  • Check your blood sugar as you have been told by your doctor.
  • Have blood work checked as you have been told by the doctor. Talk with the doctor.
  • Follow the diet and workout plan that your doctor told you about.
  • It may be harder to control your blood sugar during times of stress like when you have a fever, an infection, an injury, or surgery. A change in level of physical activity or exercise and a change in diet may also affect your blood sugar. Talk with your doctor.
  • Be careful in hot weather or while being active. Drink lots of fluids to stop fluid loss.
  • This drug may raise the chance of broken bones. The chance may be higher in women. Broken bones were seen after people took this drug for 1 year. Most of the broken bones happened in the upper arm, hand, or foot. Talk with your doctor about how to keep your bones healthy or if you have any questions.
  • If you have been taking this drug for a long time or at high doses, it may not work as well and you may need higher doses to get the same effect. This is known as tolerance. Call your doctor if this drug stops working well. Do not take more than ordered.
  • If you are 65 or older, use this drug with care. You could have more side effects.
  • Do not give to a child. Talk with your doctor.
  • There is a chance of pregnancy in women of childbearing age who have not been ovulating. If you want to avoid pregnancy, use birth control that you can trust while taking this drug.
  • Use birth control that you can trust to prevent pregnancy while taking this drug.
  • Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using this drug while you are pregnant.
  • Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.

Extended-release tablets:

  • You may see something that looks like the tablet in your stool. This is normal and not a cause for concern. If you have questions, talk with your doctor.

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
  • Signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.
  • Bone pain.
  • Feeling very tired or weak.
  • Change in eyesight.
  • Pain when passing urine or blood in urine.
  • Passing urine more often.
  • Swelling.
  • It is common to have stomach problems like upset stomach, throwing up, or loose stools (diarrhea) when you start taking this drug. If you have stomach problems later during care, call your doctor right away. This may be a sign of an acid health problem in the blood (lactic acidosis).
  • Low blood sugar can happen. The chance of low blood sugar may be raised when this drug is used with other drugs for high blood sugar (diabetes). Signs may be dizziness, headache, feeling sleepy, feeling weak, shaking, a fast heartbeat, confusion, hunger, or sweating. Call your doctor right away if you have any of these signs. Follow what you have been told to do if you get low blood sugar. This may include taking glucose tablets, liquid glucose, or some fruit juices.

What are some other side effects of this drug?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
  • Upset stomach or throwing up.
  • Loose stools (diarrhea).
  • Gas.
  • Headache.
  • Signs of a common cold.
  • Weight gain.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to your national health agency.

How is this drug best taken?

Use this drug as ordered by your doctor. Read all information given to you. Follow all instructions closely.

All products:

  • Take with meals.
  • To gain the most benefit, do not miss doses.
  • Take this drug at the same time of day.
  • Keep taking this drug as you have been told by your doctor or other health care provider, even if you feel well.

Long-acting tablets:

  • Swallow whole. Do not chew, break, or crush.

What do I do if I miss a dose?

  • Take a missed dose as soon as you think about it.
  • If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
  • Do not take 2 doses at the same time or extra doses.

How do I store and/or throw out this drug?

  • Store in the original container at room temperature.
  • Protect from light.
  • Store in a dry place. Do not store in a bathroom.
  • Keep lid tightly closed.
  • Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
  • Check with your pharmacist about how to throw out unused drugs.

General drug facts

  • If your symptoms or health problems do not get better or if they become worse, call your doctor.
  • Do not share your drugs with others and do not take anyone else’s drugs.
  • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
  • Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
  • Some drugs may have another patient information leaflet. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
  • If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

Consumer Information Use and Disclaimer

This information should not be used to decide whether or not to take this medicine or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using this medicine.

Last Reviewed Date

2016-05-12

Copyright

© 2016 Wolters Kluwer Clinical Drug Information, Inc. and its affiliates and/or licensors. All rights reserved.