FOR ONWARD CASCADE: UKHSA Health Protection Briefing Note 2026/033: Potential shortfall in supply of purified protein derivative (PPD) and temporary restriction of ordering via Imm Form v02.00

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Dear colleagues,

The purpose of this briefing note is to detail the clinical and public health response.

There is a potential shortfall in central supply of a diagnostic skin test, purified protein derivative (PPD), which is used for the diagnosis of tuberculosis (TB) infection.

If you have any queries about the information cascaded, please follow the instructions in the briefing note for support.  

Please note: This is being cascaded on behalf of UKHSA

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