NICE released a positive ACD recommendation for treosulfan with fludarabine for malignant disease before allogeneic stem cell transplant on 14 January 2020. NHS England have an interim funding agreement in place for treosulfan however Medac Pharma have indicated that supplies of treosulfan are expected to be available from 1st April 2020. Treosulfan will be made available for use when there are supplies.