In February 2023, we tested a number of substances of particular health concern. In one sample submitted as speed, several unexpected substances were detected in addition to amphetamine. In another sample submitted as speed Cocaine detected. In a sample passed off as cannabis, the synthetic cannabinoid MDMB-4en-PINACA were detected in two further cannabis samples, one unknown substance found.

Under the following link, all samples that have been analysed by checkit! since the last warnings and classified as high-dose, unexpected or of particular health concern are presented in detail: Current warnings week 8 - 2023