Xspray Pharma provides update on the FDA process for Dasynoc – observations at contract manufacturer delay approval

Xspray Pharma

8 October 2025 - Xspray Pharma has received a complete response letter from the US FDA concerning the Company’s new drug application for Dasynoc (dasatinib) for the treatment of chronic myeloid leukaemia and acute lymphoblastic leukaemia

The FDA’s decision is based on GMP (Good Manufacturing Practice) observations at the Company’s contract manufacturer. No observations were directed at the production line used for Dasynoc, but the FDA is pausing approvals of new products at the facility while corrective actions are being implemented. The manufacturer has confirmed that a remediation plan is already in place and that a meeting with the FDA is scheduled for December.

Read Xspray Pharma press release

Michael Wonder

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Michael Wonder

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Outcome , Medicine , US , Dossier , Registration