Monday, May 7, 2007

Obat Alternatif untuk Wasir

Diosmin
Diosmin is a semisynthetic phlebotropic drug, a member of the flavonoid family. It is used with with Hesperidin to control internal symptoms of hemorrhoids (piles). It is an oral phlebotropic drug used in the treatment of venous disease, ie, chronic venous insufficiency (CVI) and hemorrhoidal disease (HD), in acute or chronic hemorrhoids, in place of rubber-band ligation, in combination with fiber supplement, or as an adjuvant therapy to hemorrhoidectomy, in order to reduce secondary bleeding. Clinical studies have been inconclusive and no review articles on its use in vascular disease have been published.

Mechanisms
Diosmin prolongs the vasoconstrictor effect of noradrenaline on the vein wall, increasing venous tone, and therefore reducing venous capacitance, distensibility, and stasis. This increases the venous return and reduces venous hyperpressure present in patients suffering from CVI.
Diosmin improves lymphatic drainage by increasing the frequency and intensity of lymphatic contractions, and by increasing the total number of functional lymphatic capillaries. Furthermore, Diosmin (with Hesperidine) decreases the diameter of lymphatic capillaries and the intralymphatic pressure.
At the microcirculation level, Diosmin reduces capillary hyperpermeability and increases capillary resistance by protecting the microcirculation from damaging processes.
Diosmin reduces the expression of endothelial adhesion molecules (ICAM1, VCAM1), and inhibits the adhesion, migration, and activation of leukocytes at the capillary level. This leads to a reduction in the release of inflammatory mediators, principally oxygen free radicals and prostaglandins (PGE2, PGF2a).
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Hesperidin

Glycoside (C28H34O15) found abundantly in citrus fruits. Its aglycone form is called hesperetin. Hesperidin is believed to play a role in plant defense. It acts as an antioxidant according to in vitro studies. In human nutrition it contributes to the integrity of the blood vessels.
Various preliminary studies reveal novel pharmaceutical properties. Heperidin reduced cholesterol and blood pressure in rats. In a mouse study large doses of the glucoside hesperidin decreased bone density loss. Another animal study showed protective effects against sepsis. Hesperitin has anti-inflammatory effects.
Some in vitro results applied only to the aglucone form. Hesperitin also showed the ability to penetrate the blood brain barrier in an in vitro model. (Wikipedia)

1 comments:

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