| 摘要 |
PURPOSE:The titled drug containing a dihydrochalcone compound as an active ingredient. CONSTITUTION:An antiallergic drug containing a compound shown by the formula as an active ingredient. The dosage form includes oral drug such as tablet, capsule, aerosol, etc., and parenteral drug such as injecting (intravenous or hypodermic injection), preparation for intravenous drip, suppository preparation, etc., and a dose is 0.005-100mg/kg, preferably 0.2-50mg. The preparation may be in the form of suspension, solution, emulsion in an oily or aqueous vehicle, etc., and may contain a prescription agent such as suspension, stabilizer or dispersant. The compound shown by the compound is obtained by extracting flower part of Artocarpus Communis, a medicinal plant of Indonesia growth with 90% ethanol several times, concentrating the extracted solution under reduced pressure to give an oil substance, subjecting it to column chromatography, eluting the substance with methanol and further subjecting to silica gel chromatography. |
