Chlorpheniramine maleate (Histafen): Supply issue resolved

We advised that chlorpheniramine maleate (Histafen, pharmacode 240311) oral liquid (2 mg / 5 ml) would be briefly out of stock from mid-June to mid August 2022.

11 August 2022: Supply issue resolved. Supplies of Histafen have been released.

Affected product

  • Chemical: Chlorpheniramine maleate
  • Brand: Histafen
  • Presentation: Oral liq 2 mg per 5 ml
  • Pharmacode: 240311

Schedule listing for Histafen(external link)

Alternative products

We have received clinical advice that any other product listed in the antihistamines therapeutic group can be used as an alternative.

All products listed in the antihistamine therapeutic group(external link)

Resupplied as of 11 August 2022

We confirmed Histafen oral liquid was available again from 11 August 2022.

Who to contact

If you have any questions about this supply issue, email