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Originator: National Patient Safety Alert - DHSC

Issue date: 29-Jul-2025 14:19:13

This alert has been issued to:
  • Care Trusts
  • Mental Health Trusts
  • Specialists Trusts
  • Learning Disabilities Trusts
  • Mental Health & Social Care Trusts
  • Ambulance Trusts
  • Mental Health & Learning Disabilities Trusts
  • Acute Trusts
  • Community Trusts

  • Other contacts
  • Independent Healthcare Providers (registered with CAS)
  • Clinical Commissioning Groups
  • NHS Regional Offices
  • Social Care Providers (registered with CAS)
  • Special Health Authorities
  • Territorial CMOs in Northern Ireland, Scotland & Wales
  • GP - Locum
  • NHS 111 and Out of hours providers
  • GP Practices
  • Integrated Care Boards
  • DHSC Supply Disruption - Medicines
  • Community Pharmacy
  • Primary Care Networks
  • GP Practices 1

Action category: Action

Title: Shortage of Antimicrobial Agents Used in Tuberculosis (TB) Treatment

Broadcast content:

The following antimicrobial medicines used to treat tuberculosis (TB) will be intermittently available until at least the end of 2025:

  • Rifampicin 150mg and 300mg capsules
  • Rifampicin 600mg IV solution for infusion
  • Rifampicin 100mg/5ml oral suspension
  • Rifinah® 300 tablets (rifampicin 300mg / isoniazid 150mg)
  • Rifater® tablets (rifampicin 120mg / isoniazid 50mg/ pyrazinamide 300mg)
  • Voractiv® tablets (rifampicin 150mg/ isoniazid 75mg / pyrazinamide 400mg / ethambutol 275mg)
  • Pyrazinamide 500mg tablets

Ethambutol tablets, Isoniazid tablets, and Rifinah® 150 tablets (rifampicin 150 mg / isoniazid 100 mg) and Mycobutin® (rifabutin) 150mg capsules remain available but cannot support a full increase in demand.

This National Patient Safety Alert provides further background, clinical information and actions for providers.


Additional information: NHS Regions: please cascade this alert to community pharmacy contractors.

Alert reference: NatPSA/2025/004/MVA

Action underway deadline: 31-Jul-2025

Action complete deadline: 15-Aug-2025

Attachments:

Contact our helpdesk

Email: safetyalerts@mhra.gov.uk

Medicines and Healthcare products Regulatory Agency