167

Consistently update prison drug testing methods to detect evolving New Psychoactive Substances.

Conclusion
The MoJ and HMPPS must consistently update prison drug testing methods to enable the detection of the constantly changing chemical makeup of these NPS, including synthetic cannabinoids and synthetic opioids. Robust data collection should be expanded to include drug purity/potency where feasible. (Recommendation, Paragraph 34)
Government Response

A response document is linked to this report, dated 9 January 2026. Response attribution to this conclusion has not been verified. Read the response document.

Addressee Bodies
Ministry of Justice
Timeline
Recommendation age 0.9 yr
Report published 31 Oct 2025