St. John’s wort or perforatum, Hypericum perforatum, is distributed practically throughout the entire European part, in Western and Eastern Siberia. It grows in deciduous and mixed forests, among shrubs, glades, upland, less often floodplain meadows and near roads. Since ancient times, is widely used in medicine.
St. John’s wort or perforated, Hypericum perforatum, description, use for treatment, especially the preparation of decoctions and infusions.
Currently, St. John’s wort as a medicinal plant is recognized as the official medicine of many countries. It is part of many medicinal herbal preparations, essential oil, various tinctures and other medical preparations are obtained from it. St. John’s wort blooms in June and August. It was at this time that its flowering tops with a stem, without rough leafless parts, collected it. Dry leaves and flowers are used as a substitute for tea, and also as a spice for pickling fish.
Contraindications for the use of infusions and decoctions of St. John’s wort.
St. John’s wort has a weak toxic effect, it can not be taken for a long time, discomfort in the liver and a feeling of bitterness in the mouth may appear. When consumed for three weeks or more, temporary impotence may occur, but after stopping intake, after a few weeks St. John’s wort is excreted from the body and all functions are restored.
Contraindicated in pregnancy, high fever, hypertension (in its purest form), as it increases blood pressure. After taking the infusion, you must refrain from tanning, St. John’s wort increases the sensitivity of the skin to ultraviolet rays. Strongly brewed St. John’s wort infusion can cause symptoms of acute gastritis (cramping and pain in the intestines).