The present invention provides the therapeutic agents for wound it includes the compounds indicated by formula (I) as active constituent wherein R1 represents hydroxyl C1-C6 alkyl, C2-C7 alkanoyls, C2-C7 alkanoyl C1-C6 alkyl, (C1-C6 alkoxies) carbonyl, (C1-C6 alkoxies) carbonyl C1-C6 alkyl, carboxyl or carboxyl C1-C6 alkyl or its pharmacologically acceptable salt.