At the end of May / beginning of June 2025, we tested a number of substances of particular health concern. One tablet submitted for analysis as ecstasy contained a mixture of MDMA, amphetamine, caffeine, ketamine and ParacetamolSome other ecstasy tablets contained a (very) high dose of MDMA. Two samples submitted as ketamine contained Cocaine with extenders (levamisole and procaine respectively) and another ketamine sample contained 2-MMC and Procaine. In two MDMA samples Mephedrone was detected - once in addition to MDMA and once exclusively. In one CBD sample HHC (hexahydrocannabinol) .

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 24 - 2025