2H-Benzo(a)quinolizin-2-ol, 2-ethyl-1,3,4,6,7,11b-hexahydro-3-isobutyl-9,10-dimethoxy- and neostigmine methylsulfate (100:3) DK2213000 Neostigmine methylsulfate and Ro4-1284 (3:100) Ro4-1284 and neostigmine methylsulfate (100:3)