| http://www.w3.org/ns/prov#value | - The present invention relates to a platelet aggregation inhibiting or controlling agent, spasmolytic agent, therapeutic agent for skin ulcer, peripheral circulation improving agent for limbs and differentiation inducing and promoting agent which contain as active principle a forskolin derivative represented by the formula (I): ##STR4## wherein R1 is a group represented by the formula ##STR5## (whe
|
