Pill Identification by Imprints: O64 Home Pill Identification by Imprints: O64 3 results MEMANTINE HCL ER 28 MG CAPSULE Side 1: LU Color: Dark Green Side 2: O64 Shape: Oblong MEMANTINE HCL ER 28 MG CAPSULE Side 1: LU Color: Dark Green Side 2: O64 Shape: Oblong MEMANTINE HCL ER 28 MG CAPSULE Side 1: LU Color: Dark Green Side 2: O64 Shape: Oblong Other Popular Drug Imprint U 136 MYLAN 6120 S5 AB 1206 TV 10 G 1520 GG851 T40 UNISOM L477 533 M 1840 NEURONTIN 600 SE 5 CIPRO WATSON 453 C 24 013 M 7 GAL 8 107 A-002 Z 2089 754 Watson 369 logo and 28 4896 5686 L238 CPC 997 KLX A-008 10 P95 54 552 354 M73 Z 67 Z 300 L132