Useful and therapeutic properties of rhododendron

August 12, 2017 17:59 | Drug Plants

small evergreen shrub with dark-brown bark, creeping, usually strongly curved stems and lifts at 20-100 cm from the ground branches, seated with glandular pubescence bud scales, persisting 2-4 years.Leaves are alternate, entire, 2-8 cm long, dark-green, glossy, paler beneath, with a pronounced net veining, elliptical or obovate, narrowed to the base of a wedge, leathery, smooth, with wrapped edges down, stalked.Flowers zolotis

Tide, gathered at 3-5 (8) at the ends of branches, on long stalks.Corolla slightly irregular, 4-5 cm in diameter, light yellow, widely Voronko prominent, with five blades.Stamens 10, unequal in length.Pestle with top voylochnoopushennoy ovary, long style with a five-blade stigma.Fruit - Pyatignezdnaya capsule, dehiscing five doors.Seeds small, numerous.Blossoms in May-June;fruiting in July-August.

widespread in mountain regions: the Altai, the Sayan Mountains, the Far East, Sakhalin, Northern Kuriles.

Medical raw material are the leaves of the second and third year of life, col

lected in the summer, during the flowering period.Air-dried in the shade or in the dryer.

practical interest are 3 kinds of rhododendron: rhododendron - Kashkarov, Dahurian rhododendron - maralnik and Caucasian rhododendron.

rhododendron leaves contain rododendrin, erikolin poisonous glycoside grayanotoxin, trannidy, gallic acid, arbutin, rutin, urosolovuyu acid, essential oil.

established that rhododendron leaves have an effect on the heart, similar to the action of digitalis drugs group.

Experimental studies found that the drugs rhododendrons (tincture, infusion and novogaleno-st medication rhododendron Pontian - rododenzid, which is an aqueous solution of active principles of plants) increase the tone of the heart muscle, increasing the amplitude and reduce the heart rate did not significantly alter blood pressureand have a distinct diuretic effect.At speed the onset of action and the lack of cumulative properties rododenzid is closer to strofantinu, but unlike him little decomposed in the gastrointestinal tract.The highest biological activity of drugs have Pontic rhododendron and Caucasian, of which the first is less toxic than the second.

clinical observations revealed that rhododendrons drugs have distinct therapeutic

action in the appointment of patients with cardiovascular failure.Marked decrease in shortness of breath, palpitations, disappearance of edema, decreased venous pressure, increased blood flow rate, increase diuresis.Cumulative properties Rhododendron drugs do not possess.

addition established that both aqueous and alcoholic extracts from leaves and branches have antibacterial properties against pathogenic microbes of the intestinal flora (E. coli, causative agents of dysentery, typhoid fever), as well as streptococci, staphylococci, Pseudomonas aeruginosa.

In folk medicine, infusion of leaves is used in febrile diseases, epilepsy, headaches, insomnia, irritability, as well as the heart and diuretic.Furthermore, it marked beneficial effect of infusions of rheumatism, gout, dysentery, acute and chronic colitis.

Since the beginning of the current rhododendrons are a potent means, all of these drugs can only be used on prescription and under supervision of a physician.

Application

Decoction: 0.5 g per 200 ml;1 tbsp.spoon 2-3 times a day (heart failure).

Infusion:. 1 teaspoon of dry leaves brewed cup of boiling water, after cooling filter, take the infusion of 1 tbsp.spoon 3 times a day.

Sometimes the leaves are used as tea, believing that it helps a lot when climbing to an altitude (mountain), relieves shortness of breath.

Tincture 30% -I: 25-30 drops to receive 2-3 times a day (for heart failure).

When administered drugs rhododendron should be remembered that they have a stimulating effect on the urinary tract and kidney disease are contraindicated.