Pill Identification by Imprints: M500 Home Pill Identification by Imprints: M500 5 results GLUMETZA ER 500 MG TABLET Side 1: M500 Color: White Side 2: Shape: Oval METFORMIN HCL ER 500 MG TABLET Side 1: M500 Color: White Side 2: Shape: Oval METRONIDAZOLE 500 MG TABLET Side 1: M500 Color: Blue Side 2: Shape: Oval METRONIDAZOLE 500 MG TABLET Side 1: M500 Color: Blue Side 2: Shape: Oval METRONIDAZOLE 500 MG TABLET Side 1: M500 Color: Blue Side 2: Shape: Oval Other Popular Drug Imprint ZC 59 GG 038 L 27 NU-IRON 150 0291 6 0 GG 961 P 40 L409 93 3145 M 515 54 986 Y 46 KU 487 CM2 ORTHO EVRA and logo 54 848 5150 Z320 20 mg TCL003 D 1200 SG 175 721 1 EFF DMQ 20-10 FL 21/10 54 922 IDT M100 logo and 500-20 325 U L T 17 4940 1068 3125 H WATSON 152 PERCOCET 5 AN 323 54 043