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 WPI 858 220 NQ MYLAN 6895 796 GS FC2 CYP 197 OP 697 M2 Z 13 L012 GG851 ucb 500 I86 L478 1451 AAT 058 R12 4212 286 GG 550 ML 37 Butrans 20mcg/hour CA Celgene/ 150mg Advil A&CR APO T50 RENAGEL 800 ZA22 SS-2 logo and 352 49 logo and 76 CC L126 CL 205 54 323 B167 logo and DS 100 CL 56