Its medicinal effects
Tea made from black elderflower has diuretic, digestive, and cough-relieving properties. It is used for colds, bronchitis, as a diaphoretic, and as an immune system stimulant.
Fresh elderberry shoots are a strong laxative. They are also used to purify the blood, treat earaches, and hoarseness. The berries are diaphoretic, in large quantities they are laxative, and are recommended against edema and rheumatism. The bark of the elderberry tree has a purgative and anthelmintic effect. It is a strong diuretic, recommended for acute nephritis and general edema.
Elderberry leaves are diuretic and laxative, and relieve rheumatic pain. They are also recommended for reducing fever. They can be used to induce profuse sweating in cases of rash fever (measles, scarlet fever) and rheumatic fever, and in catarrhal infections (bronchitis, influenza). They are rarely used internally. They are mostly recommended for bleeding and burn wounds.
Making elderflower tea
Boil one heaped tablespoon (3 g) of tea leaves with 2.5 dl of water, strain after 15 minutes. Do not use a metal strainer.