title: Deapril-ST for senile dementia.
mesh_terms: D000368:Aged; D002986:Clinical Trials as Topic; D003704:Dementia / Q000188:drug therapy*; D004088:Dihydroergotoxine / Q000009:adverse effects / Q000627:therapeutic use*; D004311:Double-Blind Method; D006801:Humans; D010208:Papaverine / Q000627:therapeutic use
chemical_list: D004088:Dihydroergotoxine; D010208:Papaverine