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Meijumet PR 750mg tablets recall - Advice for affected patients

Health Sciences Authority has recalled MEIJUMET Prolonged Release 750mg tablets, a brand of metformin medicine for diabetes. 

Other brands of metformin medicines prescribed by SingHealth institutions are not affected.

  • There is no immediate health risk.
  • Do not stop Meijumet on your own, as stopping the medication may raise your blood sugar levels.
  • If you are taking MEIJUMET Prolonged Release 750mg tablets, please come to exchange it for another brand at your PHARMACY in Singapore General Hospital (SGH), Sengkang General Hospital (SKH) or National Heart Centre Singapore (NHCS) within the next 3 months.

Three metformin products have been found to contain trace amounts of a nitrosamine impurity, N-nitrosodimethylamine (NDMA), which are above the internationally acceptable level.

The potential risk of nitrosamines is associated with long-term use.

Health Sciences Authority (HSA) has tested all the metformin products in Singapore, and found that besides these three products, none of the other 43 metformin products contain NDMA above the acceptable level.

As such, there are adequate alternate metformin products (same strength and release profile) available. As a precautionary measure, HSA is conducting a consumer level recall of the three metformin products.

For more information on the recall, please refer to HSA website here.



What should I do?

You are affected if you are taking Meijumet Prolonged Release 750mg tablets. We will contact you via SMS or phone call. Other brands of metformin medicines prescribed by SingHealth institutions are not affected.

If you are unsure whether you are taking Meijumet, you can check for the name of the medicine on the foil packaging of your tablets (on the back) or the medicine label on the container/bag that was given by the doctor/pharmacist.



There is no immediate safety risk with taking the medicine. Please continue taking your medicines until you have come to our pharmacy to make an exchange.

If you are affected but we are unable to contact you via SMS/phone call, we will contact you by other means.

If you are taking Meijumet Prolonged Release 750mg tablets, please continue taking as it is needed to control your diabetes and unsafe to stop.

There is no immediate health risk.

Please bring your Meijumet tablets to exchange it for another brand at your PHARMACY in Singapore General Hospital (SGH), Sengkang General Hospital (SKH) or National Heart Centre Singapore (NHCS) within the next 3 months.

  • Do not stop Meijumet on your own, as stopping the medication may raise your blood sugar levels.
  • There is no immediate health risk.

Health Sciences Authority (HSA) is conducting a consumer level recall of Meijumet Prolonged Release 750mg tablets as a precautionary measure. Please refer to HSA website here.

Meijumet Prolonged Release 750mg tablets have been found to contain trace amounts of a nitrosamine impurity, N-nitrosodimethylamine (NDMA), which are above the internationally acceptable level.

The potential risk of nitrosamines is associated with long-term use.

There are adequate alternate metformin products (same strength and release profile) available.

Singapore General Hospital Blk 3 Pharmacy Mon - Fri :
8.30am to 6.30pm
Sat, Sun and PH :
Closed
Singapore General Hospital Blk 4 Retail Pharmacy Mon - Fri :
8.30am to 6.30pm
Sat :
8.30am to 1.00pm
Sun and PH :
Closed
Diabetes & Metabolism Centre (DMC) Pharmacy (Bowyer Block) Mon - Fri :
8.30am to 6.00pm
Sat, Sun and PH :
Closed
National Heart Centre Singapore (Level 2) 2A Pharmacy Mon - Fri :
8.30am to 6.30pm
Sat :
8.30am to 1.00pm
Sun and PH :
Closed
Sengkang General Hospital (Outpatient Pharmacy at Level 1) Mon - Fri :
9.00am to 7.00pm
Sat, Sun and PH :
Closed

Please do not change your medicines on your own.

Not all medicines used for treating Diabetes are the same, some may not be suitable for patients with certain medical conditions. Taking the wrong medicine that is not suitable for you can cause more harm.

We advise you to come to exchange it for another brand at your PHARMACY in Singapore General Hospital (SGH), Sengkang General Hospital (SKH) or National Heart Centre Singapore (NHCS) within the next 3 months.

If your next medical appointment is within the next 3 months, you may wish to do the exchange at the same time as your doctor consultation.

You do not need to see a doctor to exchange your MEIJUMET PR 750mg tablets to another medicine. Please go directly to our pharmacy for an exchange.

If you have any concerns, you may email us at: [email protected] with your contact details (Name, I/C number, Contact Number, Institution) so we can help you, or you may call us at 6326 5800.

You do not need to see a doctor to exchange your MEIJUMET PR 750mg tablets to another medicine. Please go directly to our pharmacy for an exchange.

There is no charge to exchange your existing Meijumet medicine to another brand.

Please bring your existing Meijumet PR 750mg tablets to our pharmacy within the next 3 months for an exchange.

It is important that you bring your existing Meijumet PR 750mg tablets to our pharmacy when you come for an exchange, so that we can verify that we are issuing the correct medicine to the right person.

Please go back to your GP who prescribed it. As this is a nationwide recall, all GPs have been briefed.

You may be receiving this SMS as your number is listed as a caregiver / alternate contact to your family member. Please check accordingly with them.

If you/ your family members (who you are caregiver for), are not taking Meijumet Prolonged Release 750mg tablets, it would appear to be an error. We are sorry if the SMS was mistakenly sent to you. Please ignore the SMS .

If you are a SingHealth patient, please update your personal details by downloading the Health Buddy app and clicking on “Personal Profile” icon. You may login with SingPass and update your contact information, including handphone numbers, address and email. Once you do this, our record will be updated across SingHealth.

You may be receiving this SMS as your number is listed as a caregiver / alternate contact to your family member. Please check accordingly with them.

If you/ your family members (who you are caregiver for), are not taking Meijumet Prolonged Release 750mg tablets, it would appear to be an error. We are sorry if the SMS was mistakenly sent to you. Please ignore the SMS .

Please continue to take your Meijumet PR 750mg tablets. It is unsafe to stop as this may raise your blood sugar levels.

There is no immediate health risk.

a. Singaporeans Overseas

  • You have up to 3 months to exchange your affected Meijumet medicine at our pharmacy

    Otherwise, please consult a doctor in the country where you are to obtain an alternative brand of Meijumet which is not affected. The doctor you consult may suggest an alternative which is suitable for you.

b. Non-Singaporeans and Overseas Patients

  • Please consult a doctor in the country where you are to obtain an alternative brand of Meijumet which is not affected.
  • The doctor you consult may suggest an alternative which is suitable for you.
  • If you are unable to access alternative/ medical attention, please contact us at:
    [email protected]

  1. We understand you may be anxious. Try your best to remain calm and carry on with your daily routines.

  2. It is important to continue to take your prescribed medication until you have made an exchange. It is reported by Health Sciences Authority (HSA) that there is no immediate health risk associated with taking the affected medicines, and patients are advised not to stop or change treatment on their own. As Meijumet is used to control your blood sugar levels, stopping the medicine without replacement of other equivalent medication can increase the risk of poor control of diabetes.

    Health Sciences Authority (HSA) is conducting a consumer level recall of Meijumet Prolonged Release 750mg tablets as a precautionary measure. Please refer to HSA website here.

    Meijumet Prolonged Release 750mg tablets have been found to contain trace amounts of a nitrosamine impurity, N-nitrosodimethylamine (NDMA), which are above the internationally acceptable level.

    The potential risk of nitrosamines is associated with long-term use.

  3. In the meantime, we would like to share with you some advice and tips from our healthcare professionals on keeping healthy.

There is no immediate health risk. Do not stop Meijumet on your own, as stopping the medication will raise your blood sugar levels.

Please bring your Meijumet tablets to exchange it for another brand at your PHARMACY in Singapore General Hospital (SGH), Sengkang General Hospital (SKH) or National Heart Centre Singapore (NHCS) within the next 3 months.