Glycyrrhizin an increase in blood pressure, may cause irregular heart rhythm, and adverse interactions with prescription medicines. The effects on body fluids are related to the inhibition of cortisol metabolism within the kidney, subsequent stimulation of the mineralocorticoid receptors, and decrease in blood levels of renin, potassium, and aldosterone, which collectively lead to increases in blood pressure. Depending on amount and frequency of ingesting black licorice, other side effects may include: Glycyrrhizin is under laboratory and preliminary clinical research for its possible activity against common viruses, such as hepatitis C. In vitro, glycyrrhizin inhibits the enzyme 11β-hydroxysteroid dehydrogenase. After oral ingestion,
Eremophila glabra and light pruning. Propagation from seed is difficult but cuttings strike readily and preserve the features of the parent plant. It will grow in most soils, and in most positions from full sun to full shade. Most forms are drought tolerant and will survive most frosts although a few with hairy leaves will not tolerate high humidity. "Eremophila glabra" is popular in native gardens and a number of cultivars have been developed. A yellow flowered, prostrate form called "Kalbarri Carpet" is available as is the variety "Murchison Magic", a silvery-leaved form with red flowers. Eremophila glabra Eremophila glabra, commonly known