Pill Identification by Imprints: XR500 Home Pill Identification by Imprints: XR500 4 results METFORMIN HCL ER 500 MG TABLET Side 1: APO Color: White Side 2: XR500 Shape: Oblong METFORMIN HCL ER 500 MG TABLET Side 1: APO Color: White Side 2: XR500 Shape: Oblong METFORMIN HCL ER 500 MG TABLET Side 1: APO Color: White Side 2: XR500 Shape: Oblong METFORMIN HCL ER 500 MG TABLET Side 1: APO Color: White Side 2: XR500 Shape: Oblong Other Popular Drug Imprint M MN1 B134 C C OTSUKA 90 mg or 30 mg W 905 C 13 AHI logo and 59 PHARMACIA & UPJOHN ROCHE RDY 665 C 25 WATSON 862 1033 204 P logo and 2892 LOTREL 0379 460 A027 N L OMEPRAZOLE 10 mg AN 10 M 125 54 421 GS 7CZ 2102 5030 901 PH051 BAYER GG 507 A116 WPI 500 HYD 30 110 472 120 CN 1 FR