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 Estroven W 903 N 740 GG 439 logo and 047 GX CE5 H150 L59 WPI V353 EXELON 3 mg 7 99 5.7 Theo-24 400 mg N 81 N 136 T9 P d UPSHER-SMITH ML 71 RAPAMUNE 0.5 mg RP133 GP 1140 W990 OME 10 SA 100 IP 10 2984 61 61 M04 3.0 I83 logo and HF I 21 7365 VP 031 PH 033 M 60 logo and 174 IP 54