In mid-December 2024 and early January 2025, we tested a number of substances of particular health concern. In addition to two high-dose ecstasy tablets, one tablet dispensed as ecstasy contained the anabolic androgenic steroid instead of MDMA Metandienoneanother 2C-B. In an MDMA sample 3-CMC detected. In addition to amphetamine, four speed samples also contained DPIAin one sample instead of amphetamine Cocaine detected, in another Methamphetamine. Two samples submitted for analysis as cocaine contained not only cocaine but also Levamisole, three Procaine. In one sample, in addition to cocaine and procaine, we also found Caffeine, in another Phenacetin and another contained a unknown substance. A cocaine sample was analysed and found to be Methamphetamine. In one sample submitted as H4-CBD and three samples submitted as THC cannabis, we were able to MDMB-4en-PINACA could be detected. Two CBD cannabis samples contained ADB-4en-PINACA and in a sample submitted as HHC, in addition to HHC two 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 KW 4 - 2025

At the beginning of December 2024, we tested a number of substances of particular health concern. Four ecstasy tablets contained a high quantity of MDMA. Two samples delivered as 3-MMC (3-methylmethcathinone) turned out to be 2-MMC (2-methylmethcathinone) out. A sample submitted for analysis as cocaine contained 4-MMC (mephedrone) and a unknown substance. In addition to LSD and iso-LSD, a trip passed off as LSD also contained a previously unknown substance .

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 50 - 2024

At the end of November 2024, we tested a number of substances of particular health concern. Over a quarter of the cocaine samples submitted during this period contained either levamisole or procaine in addition to cocaine. Cathinone 3-CMC (clophedrone) was identified in two samples submitted for analysis as 3-MMC and cathinone 2-MMC in a further sample. One sample submitted for analysis as 3-FMC contained 2-FMC and an unknown substance instead.

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 48 - 2024

At the beginning of November 2024, we tested a number of substances of particular health concern. Only the active ingredient mefenamic acid was detected in two samples delivered as cocaine. The corresponding active substance was not detected in any of the substances delivered as 3-MMC; instead, the active substances 2-MMC and 3-CMC were found. The synthetic cannabinoid ADB- 4en-PINACA was detected in one sample delivered as cannabis.

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 46 - 2024

At the beginning of November, in addition to paracetamol, caffeine, quinine and two unknown substances, we also detected the synthetic opioid Fentanyl was detected at a high dose (just under 7%).

Further details can be found under the following link: Current warning - Fentanyl in heroin sample

At the end of October 2024, we tested a number of substances of particular health concern during mobile and stationary drug checking. In addition to some (very) high-dose ecstasy tabletstwo tablets contained a unknown substance proven. In addition to cocaine, more than one in three cocaine samples contained one or more cutting agentsincluding in many cases Procaine. In a sample submitted for analysis as ketamine, instead 3-CMC (Clophedrone) identified. Three samples submitted either as 3-MMC and as mephedrone (4-MMC) contained a different cathinone instead of the expected substance: 2-MMC or 3-CMC (Clophedrone).

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 44 - 2024

At the beginning of October 2024, we tested a number of substances of particular health concern. In a sample submitted for analysis as cannabis, the synthetic cannabinoid MDMB-4en-PINACA was detected. In three samples submitted as 3-MMC or mephedrone (4-MMC), a different synthetic cathinone - 3-CMC or 2-MMC - 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 42 - 2024

At the end of September 2024, we tested a number of substances of particular health concern. In addition to some high-dose ecstasy tablets was found in a sample submitted for analysis as MDMA, instead of from MDMAa unknown substance. Several cocaine samples contained next to cocaine also Procaine. In addition to cocaine and procaine, some other samples also contained Caffeine and/or Levamisole. Another cocaine sample contained both Cocaine, caffeine, procaine, levamisole and phenacetin.

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 40 - 2024