The Drosera is a small carnivorous plant, particularly insectivorous aquatic grass that usually measures between 5 and 30 cm in height. Its botanical name is Drosera rotundifolia and belongs to the family of droseráceas. The name "sundew" comes from the Greek word "dewy", since small droplets are observed in the leaves, glandular secretion product of leaf hairs. "Rotundifolia" refers to the leaves rounded s. This plant is native to Europe but also grows in mountainous areas of western Asia and North America. Waterlogged land like where the mud is always present. As a medicinal plant used whole.
Composition Chem ica. Its composition include flavone derivatives such as quercetin, leucoanthocyanidins, glycosides as naphthoquinones, enzymes such as proteases and pepsinasas, organic acids, resins, alkaloids, saponins, essential oil and tannins.
pharmacological properties.
- Respiratory System: his most notable is the antitussive . Exerts an antitussive and spasmolytic, acting mainly on the laryngeal nerve, thereby reducing the irritative cough. It also has a slight expectorant action.
- Infectious Diseases: effective against streptococci, pneumococci and staphylococci, probably due to the presence of naphthaquinones and proteolytic enzymes.
- Dermatology by external is used to treat corns, warts, blemishes or skin.
used by external sundew juice to treat skin conditions already mentioned, hard skin, spots or warts.
Unwanted effects and contraindications. In excessive doses can cause irritation of the mouth or gastrointestinal mucosa, by the high content of enzymes, with dark-colored urine. Therefore not recommended for use in patients with digestive ulcers. Always take after meals.
Management Forms and dosage. -Infusion: 1 g per cup, 2 to 3 cups daily.
-Tincture: 1 to 5 g daily.
-Mother tincture: 30 drops three times daily.
-fluid extract, 0.5-1 g per dose every 3-4 hours if necessary.
-Dry extract: 2-5 grams daily.
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