Toxicological Trivia, September 29, 2009: The pseudoephedrine  is a pharmaceutical product for congestion and can easily be used for other purposes through chemical transformations. It is known that in many countries (see recent news in Argentina) have been imported in a few years hundreds of tons of drugs against the cold, an amount that far exceeds normal demand persons who may suffer from colds or asthma. It is considered a readily accessible precursor in the manufacture of one of the fastest growing drug in the world:
a) Cocaine;
b) Heroin;
c) Met-amphetamine.