History <a href=" http://www.innerpedia.org/index.php/flagyl-tablets-for-dogs.pdf ">50 mg flagyl</a> Under a European directive, herbal medicines on sale in shops will have to be registered and products must meet safety, quality and manufacturing standards, and come with information outlining possible side-effects. The Medicines and Health care Products Regulatory Agency (MHRA) said there had been 211 applications for approval, with 105 granted so far and the rest still under consideration. However, some herbal practitioners are worried the move could threaten their businesses.