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 GPI RE 20 T009 M B7 P 33 logo and 3093 Advil 100 ACCOLATE 20 TV TV P 2.5 NL 2 WPI 2245 A175 7 99 logo and 104 54 769 GSI1000 E225 1004 ZA-36 logo and S5 1000 M AP 016 KOS 5 VALIUM ML 040 339 803 G 11 TL 385 Zegerid GG 623 PAL 3 A510 logo and 202 7.5/1000 I112 878 E 410 L14 2 56