Serious Shortage Protocols for isosorbide mononitrate medicines
Dear colleagues,
We are writing to inform you that Serious Shortage Protocols (SSPs) have been issued today for Chemydur® 60XL tablets, Monomax® XL 60mg tablets, Monomil® XL 60mg tablets and Nyzamac® SR 60mg capsules.
The SSPs will allow pharmacists to substitute alternate isosorbide mononitrate medicines as set out in the table below.
The SSPs came into effect today, 6 September. The end dates for each SSP are also shown in the table.
| SSP | Alternative | End date |
| SSP073 Chemydur® 60XL tablets | Any one of: Isotard® 60XL, Medomon® XL, Relosorb XL® or Tardisc® 60XL tablet. | 27/09/2024 |
| SSP074 Monomax® XL 60mg tablets | 18/10/2024 | |
| SSP075 Monomil® XL 60mg tablets | 17/01/2025 | |
| SSP076 Nyzamac® SR 60mg capsules | 08/11/2024 |
The SSPs are now available to view onthe NHS Business Service Authority (BSA)’s dedicated SSP web page along with supporting endorsement guidance.
If you have any questions regarding the SSPs please contact the NHS Prescription Service:
Email: nhsbsa.prescriptionservices@nhsbsa.nhs.uk
Telephone: 0300 330 1349
Textphone: 18001 0300 330 1349
To access the latest information about SSPs (including supporting guidance), please visit the following link – https://www.nhsbsa.nhs.uk/pharmacies-gp-practices-and-appliance-contractors/serious-shortage-protocols-ssps.”
Many thanks for your assistance with this request
On Behalf of Department of Health and Social Care