Whether the law enforcement division of the Medicines Control Council has (a) responded to any complaints from the public about products being sold as medicines which are not registered with the council and/or (b) conducted any other investigation into products being sold as medicines; if so, in respect of each of these investigations, what (i) was the product involved, (ii) was the reason for initiating the investigation, (iii) was the finding of the investigation and (iv) action was taken against the manufacturer?