Footnotes

• Competing interests None.

• Ethics approval Allogeneic serum eye drops had previously been used in small numbers of patients. When its use was suggested in New Zealand, the proposal was considered in detail and approved by the New Zealand Blood Service Clinical Advisory Group and, later, by the regulatory authority in New Zealand, Medsafe. Essentially, what we are presenting in this brief report is a description of our procedure for producing allogeneic serum eye drops and a review of our experience with them.

• Provenance and peer review Not commissioned; externally peer reviewed.