Health Canada has seized two unauthorized products being promoted as natural health products for sexual enhancement from Désirs et Plaisirs in St-Jérôme , Quebec. These products were found to contain undeclared prescription drug substances and other drug substances that may pose serious risks to the health of Canadians. Products affected Photo Product Ingredient B-Hard on Demand Undeclared sildenafil as well as thiodimethylsildenafil and/or thiomethisosildenafil Wonderblue Undeclared sildenafil as well as thiodimethylsildenafil and/or thiomethisosildenafil