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 T 175 G 0533 MP 973 FL 20 L 349 MYLAN 5200 L 179 M 253 TEVA 7590 PX 2 669 OP 704 B404 C C+C GG C9 G 21 C020 KPI 284 96 logo and 28 PD 156 US 20 SV J3T SG 176 G 6 logo and 83 L553 CL 3 1181 HP51 n005 M 59 b 98 P 2 584 CREON 1203 Zzz 93 53 2369 logo YE