From Health Canada:
Health Canada Advises Consumers to Return Euro-K and Riva-K Potassium Chloride Products
Health Canada is advising consumers of a recall of potassium replacement products distributed in Canada by EuroPharm International Canada Inc. and Laboratoire Riva Inc. Potassium replacement products are used in the treatment and prevention of potassium depletion. Recent testing has led to the conclusion that some of the products released potassium at a rate or quantity lower or higher than specified. The following products are being recalled: Euro-K 8, Euro-K 20, Euro-K 600, Riva-K 8 SR, and Riva-K 20 SR.