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 ZGNX 20 mg AA 14 MB-111 111 G 2002 SZ 987 K 4 V222 969 ARI 20 57 71 Tofranil-PM 100 mg M378 RP 115 C82 R3 CL 31 2231 826 AN897 5 54 177 A59 Apetensio XR A973 alza 27 657 GP 118 93 294 0111 V logo and 257 logo and 500-40 13 31 257 L190 E 647 C 22 1/2 72 or 73 or 74 or 65 PE 723 HH210