Nifedipine: Supply issue

Supply issue Active

There is a supply issue with the 20 mg tablets (Nyefax Retard). Adalat brand nifedipine was discontinued on 1 August 2021.

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Supply issue: 20 mg tablets

Stocks of Nyefax Retard brand nifedipine 20 mg (pharmacode: 529435) are depleted. This is due to a manufacturing issue.

The supplier advises that the registered product will be available by the end of October 2022. 

Alternative brand listed on 1 May 2021

  • Brand: Mylan nifedipine
  • Presentation: 20 mg
  • Listed: 1 May 2021
  • Pharmacode: 2607220

There is ample Mylan stock to cover this supply issue.

Neither Mylan product is Medsafe approved. They will need to be prescribed and supplied in line with section 29 of the Medicines Act. 

Dosing regimen 

The dosing regimen of Mylan brand nifedipine 20mg long-acting remains twice a day, the same as Nyefax Retard 20mg.

Read the nifedipine monograph - NZ Formulary(external link)

Who to contact

If you take nifedipine, talk to your prescriber or pharmacist. Pharmac can't advise on anyone's personal clinical circumstances.

If you have questions about the listing or funding, email