2H-Benzo(a)quinolizin-2-ol, 2-ethyl-1,3,4,6,7,11b-hexahydro-3-isobutyl-9,10-dimethoxy-, and physostigmine sulfate (10:1) DK2215000 Physotigmine sulfate and Ro4-1284 (1:10) Ro4-1284 and physotigmine sulfate (10:1)