title: The effects of amantadine vs. trihexyphenidyl on memory in elderly normal volunteers.
mesh_terms: D000368:Aged; D000547:Amantadine / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008297:Male; D008568:Memory / Q000187:drug effects*; D008875:Middle Aged; D014282:Trihexyphenidyl / Q000009:adverse effects*
chemical_list: D014282:Trihexyphenidyl; D000547:Amantadine