<page_title> List of doping cases in cycling </page_title> <section_title> Positive doping tests </section_title> <table> <cell> 30 May <col_header> Date </col_header> </cell> <cell> Matti Helminen (FIN) <col_header> Cyclist </col_header> </cell> <cell> Tour de Luxembourg <col_header> Race </col_header> </cell> <cell> Probenecid <col_header> Banned substance </col_header> </cell> <cell> 2 years <col_header> Sanction </col_header> </cell> </table>
On the 30th of May, Matti Helminen tested positive for Probenecid at the Tour de Luxembourg and received a two-year suspension.