At the beginning of January 2023, we tested a number of substances of particular health concern. In addition to cannabis, a sample submitted for analysis as cannabis also contained the synthetic cannabinoid Cumyl-CH-MeGaClone detected. A sample submitted as ecstasy contained, in addition to the expected MDMA, a unknown substance. In a sample submitted as LSD, in addition to LSD, a unknown substance analysed. One sample submitted for analysis as GHB contained a unknown substance. In addition to the expected ingredients, a heroin sample also contained Caffeine, paracetamol and three unknown substances .

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 4 - 2023