In March 2023, we tested a number of substances of particular health concern. In addition to some (very) high-dose ecstasy tablets, we analysed a sample submitted for analysis as MDMA for the presence of cathinones 3-CMC and iso-3-CMC was detected. This combination of cathinones was also identified in two samples submitted for analysis as 3-MMC. One sample submitted for analysis as speed contained the new psychoactive substance instead of the expected amphetamine 2-Fluromethamphetamine (2-FMA). A cannabis sample showed the synthetic cannabinoid JWH-210 .

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 KW 12 - 2023

 At the end of February / beginning of March 2023, we tested a number of substances of particular health concern. Among other things, a unknown substance was detected in an ecstasy tablet. In a sample submitted as MDMA, instead 4-CMC detected. Various additives were found in several samples submitted as cocaine, including the synthetic cathinones 3-CMC and iso-3-CMC.

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 KW 10 - 2023

 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

 At the end of January 2023, we tested a number of substances of particular health concern during stationary and mobile drug checking at an event. In addition to some (very) high-dose ecstasy tablets, tablets with unexpected ingredients were also tested, including MDMA, caffeine and two unknown substancesanother with Amphetamine, caffeine, clephedrone (4-CMC) and an unknown substance. On four different LSD trips Unknown substances detected. One tablet dispensed as 2C-B contained, in addition to the expected ingredient α-PiHP. Three samples submitted as mephedrone (4-MMC) instead contained one or more other synthetic cathinones.

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 6 - 2023

 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

 At the end of December 2022 / beginning of January 2023, we tested a number of substances of particular health concern. A liquid sample submitted for analysis as speed contained the following substance instead of the expected amphetamine GBL (γ-butyrolactone). In addition to 2C-B, a tablet submitted for analysis as 2C-B also contained the new psychoactive substance α-PiHP was detected. In addition, a mephedrone sample was found to contain mephedrone with 3-CMC (Clophedrone) an additional synthetic cathinone was identified.

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 3 - 2023

In December 2022, we tested a number of substances of particular health concern. In two samples submitted as cannabis, the synthetic cannabinoid MDMB-4en-PINACA proven.

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 51 - 2022

At the end of November 2022, we tested a number of substances of particular health concern. In addition to the expected substances, one heroin sample also contained Paracetamol, caffeine and four unknown substances. A sample submitted as 3-MMC instead contained 3-CMC (Clophedrone)another only contained cocaine. Some cocaine samples contained various extenders, including, for example, one with Phenacetin, procaine and methylphenidate.

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 KW 49 - 2022