PHARMACEUTICAL COMPOSITION AND PORIA EXTRACT USEFUL FOR ENHANCING ABSORPTION OF NUTRIENTS

摘要

The invention provides a new use of lanostanes of formula (I) or the pharmaceutically acceptable salts thereof for enhancing absorption of nutrients. In the formula above-mentioned, R1 is H or CH3; R2 is OCOCH3, =O or OH; R3 is H or OH; R4 is -C(=CH2)-C(CH3)2Ra or -CH=C(CH3)-Rb; wherein Ra is H or OH, Rb is CH3 or CH2OH; R5 is H or OH; and R6 is CH3 or CH2OH.