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 RE 20 PH033 DV E 5 L114 logo and H8 GG638 7 99 TR100 54 425 T010 ZZ 2682 WPI 3508 nitroglycerin 0.2 mg/hr 906 044 EXH 12 LBH 20 mg V249 RI4 93 7351 441 B 293 FL 60 M 437 ZC44 SDF 20 AA 14 12 or 13 or 14 or 11 63 R 127 M F2 354 FLZ 50 93 320 WRF 1 1 Tedor 255 MEDROL 4