Pill Identification by Imprints: APO 500 Home Pill Identification by Imprints: APO 500 3 results METFORMIN HCL 500 MG TABLET Side 1: APO 500 Color: White Side 2: MET Shape: Oblong METFORMIN HCL 500 MG TABLET Side 1: APO 500 Color: White Side 2: MET Shape: Oblong METFORMIN HCL 500 MG TABLET Side 1: APO 500 Color: White Side 2: MET Shape: Oblong Other Popular Drug Imprint 509 S193 L498 PV40 L152 B 181 logo and 4365 EZ FE KEY 74 C6 M 59 W 50 V 1 LAMICTAL XR 25 or 50 or 100 C152 W121 PLIVA 647 GG 256 2 or 8 1077 54 299 A7 or A2 LCI 1329 30 mg EGLT 60 A6 SINGULAIR GLYNASE 3 S 434 MCR 105 A 214 54 518 SZ 438 TEVA 7589 cor 133 ECR OWP 750 APO 134 FLZ 200 M-541