Drug checking results
Current warnings and particularities
5. June 2014
Current warnings June 2014
Since the beginning of May, we have tested a number of substances of particular health concern. In two alleged speed samples, the new psychoactive substance 4-Methylamphetamine (4-MA) identified. Several medical incidents have already occurred throughout Europe as a result of 4-MA. We have also identified the new psychoactive substance Pentylon was detected in one sample sold as ketamine and one as MDMA.
Under the following link you will find a detailed presentation of all samples that were analysed by checkit! in the period from 1 May 2014 to date and classified as high doses, unexpected or of particular health concern.
16 April 2014
Current warnings April 2014

Since the beginning of April, we have tested a number of substances of health concern. All samples that have been analysed in the period from 1 March to checkit! analysed and classified as high-dose, unexpected or of particular health concern are here presented in detail.
8 April 2014
PMMA sold as XTC
Our colleagues from Safer Party from Switzerland have identified the substance paramethoxymethamphetamine (PMMA) in an ecstasy tablet, which poses a particular health risk. This is a pink tablet that is exclusively PMMA contained. The logo of the tablets in question is the Rolex - symbol. The exact description of the tablets and further information can be found here.
There have been repeated PMMA/PMA warnings across Europe in the past - we also found PMMA/PMMA in various substances last year. If you decide to consume synthetic substances - despite the health and legal risks, Have your substances tested! If this is not possible, follow the safer use rules: test carefully, wait for the effect, don't top up straight away! You can find more information on PMA/PMMA here here.
27 March 2014
Current warnings March 2014
Since the beginning of March, we have tested a number of substances of health concern. Under the following link, all samples that have been tested in the period from 1 March to date at checkit! analysed and classified as high-dose, unexpected or of particular health concern.
7 February 2014
Current warnings January / February 2014
Since the beginning of January, we have tested a number of substances that pose a health risk. The following link lists all samples that have been analysed in the period from the beginning of January to date. checkit! analysed and classified as high-dose, unexpected or of particular health concern.
Warnings January/February 2014
19 December 2013
Current warnings December 2013
Since the beginning of December, we have tested a number of substances that pose a health risk. The following link lists all samples that have been analysed in the period from the beginning of December to date. checkit! analysed and classified as high-dose, unexpected or of particular health concern.
13 November 2013
Current warnings November 2013
Since the beginning of November, we have tested a number of substances of health concern. The following link lists all samples that have been tested in the period from 1 November to date at checkit! analysed and classified as high-dose, unexpected or of particular health concern.
7 October 2013
Current warnings September 2013
Since the beginning of September, we have tested a number of supposedly psychoactive substances, several of which had to be warned against due to particularly harmful ingredients. New synthetic substances (such as 25I-NBOMe, 25B-NBOMe and Propylamphetamine) were again detected in samples sold as classic recreational drugs. You can find detailed information on all the high-dose, unexpected and particularly harmful results here here.
