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 54 337 Midol PH014 E 54 MP 657 E27 or E24 RI 62 IBU 800 UCB 582 MYLAN 6440 logo and 22 7.5 mg RC GGP SZ 135 ML 43 U40 MEL 7.5 RG79 logo and 2918 W Effexor XR 44-389 RX 773 F 75 BOCA 54 299 670 ALKA SELTZER CLL A2 25 L429 F 24 IP 271 44-518 CORGARD 40 SLOW- MAG 247 H9050 RE 75 60 98 PH 033