PURPOSE: To provide a highly safe extract having an antiallergic action by extracting Auricularia polytricha (Mont.) Sacc with water and/or a hydrophilic organic solvent.
CONSTITUTION: Auricularia polytricha (Mont.) Sacc is extracted with water, a hydrophilic organic solvent (preferably a low boiling point solvent such as acetone or methanol) or their mixture preferably at room temperature W90°C for 2W8hr, followed by removing the solvent from the obtained extract solution to provide the objective extract. The extract is useful for treating or preventing allergic diseases such as bronchial asthma, atopic dermatitis and allergic rhinitis and orally or parenterally administered in a range of 0.1W10g, preferably 0.5W5g, per day for an adult. The extract is also compounded with quasi-drugs, cosmetics or foods (functional foods and healthy foods).
NIINO YASUNORI
KAKEGAWA TOSHIO
ISHII HIROSHI
