Good grief! This does not make any sense to me. BLOOD PRESSURE MEDICINE!
https://en.wikipedia.org/wiki/Dieter_Baumann
Blood pressure medicine?
In this case it was in toothpaste.
There were several cases where athletes made mistakes in taking wrong medicine or dietary supplement.
But since the big doping scandals in cycling, football etc. doping is like a red rag in Europe.To that effect there are heavy penalties for all doping delicts.