Pill Identification by Imprints: WPI 500 Home Pill Identification by Imprints: WPI 500 2 results METFORMIN HCL ER 500 MG TABLET Side 1: WPI 500 Color: Blue Side 2: Shape: Round METFORMIN HCL ER 500 MG TABLET Side 1: WPI 500 Color: Blue Side 2: Shape: Round Other Popular Drug Imprint 6 036 547 K 28 logo and 75 logo and 5307 A6 LCI 1340 MYLAN MT 7 G76 B 073 MYLAN 2268 O5 AN 515 44 69 RX 504 536 54 111 B853 C149 SZ 210 CPC1327 1000 PX 4 R 20 L 5 E43 logo and 048 CTI 103 FLZ 200 GX EJ7 B168 GG 505 32 T 22 652 A402 IRESSA 250 MSD 749 024 S193