the effects of dihydroergocriptine ( dhecp ) , a dihydrogenated ergot alkaloid with dopaminergic agonistic and alpha-adrenergic antagonistic properties , were studied in 22 women with prl-secreting microprolactinomas and compared with those recorded in 36 previously studied patients treated with bromocriptine ( brc ) .
C0014707
ergot alkaloid
C0006230
bromocriptine