Botanical Index No. 1148

Yellow Sweet Clover

melilotus officinalis

Medicinal Actions

Alterative, Analgesic, Antiaggregant, Antiedemic, Antiexudative, Anti-inflammatory, Antiprostaglandin, Antispasmodic, Antitumor, Astringent, Carminative, Decongestant, Digestive, Diuretic, Expectorant, Immunostimulant, Lactagogue, Laxative, Lymphotonic, Myorelaxant, Proteolytic, Sedative, Stimulant, Tonic, Colic, Elephantiasis

General Dosage

Pour 150 ML boiling water over 1–2 tsp finely chopped herb, strain, let cool, and drink 2–3 cups/day for phlebitis; 2 tsp herb cold tea/day; 1–2 tsp powdered herb/cup, steep 5–10 minutes, 2–3 cups/day for varicose veins; herb in amounts equivalent to 3–30 mg coumarin; parenterally 1–7.5 mg coumarin; 1 mg/kg coumarin, equivalent to ca. 10 ml/day liquid extract.

Safety & Contraindications

Not covered. Commission E reports no contraindications, adverse effects, or interactions, except for headache. Coumarins in moldy hay cause uncontrolled bleeding in cattle. High doses can cause headache, stupor, and elevated liver enzymes. Nephrotoxic in rats. Carcinogenic. Low doses of coumarin, like aspirin, reduce chemically induced endothelioma, rendering them useful in ischemic heart disease. “Coumarin has been used to treat brucellosis in humans, and other chronic infections, including mononucleosis, mycoplasmosis, toxoplasmosis, Q fever, and psittacosis”. Dicoumarol is >1000 times better than coumarin as an antiaggregant. Grapefruit juice slows body conversion of coumarin to umbelliferone..

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