Glycyrrhiza uralensis boiling the water left, so the students administered them to the patients and told them that it was their teacher’s medicine. Magically, the patients who were suffering from spleen and stomach problems, coughing phlegm, or with sore throats and ulcers were cured from this medicine. These dried grasses were liquorice roots. Since then, liquorice roots have been widely used in Chinese medicine and healing. Liquorice root contains glycyrrhizin, which can cause high blood pressure, salt and water retention, and low potassium levels; it could also lead to heart problems. Patients who take liquorice with diuretics or medicines that reduce the
International Union for the Protection of New Varieties of Plants that UPOV's focus on patents for plant varieties hurts farmers, in that it does not allow them to use saved seed or that of protected varieties. Countries with strong farmers' rights, such as India, cannot comply to all aspects of UPOV. François Meienberg is of this opinion, and writes that the UPOV system has disadvantages, especially for developing countries, and that "at some point, protection starts to thwart development". On the other hand, Rolf Jördens argues that plant variety protection is necessary. He believes that by joining UPOV, developing countries will have more access to new and improved varieties (better