Pill Identification by Imprints: 531 Home Pill Identification by Imprints: 531 4 results METHYLPHENIDATE 5 MG TABLET Side 1: MD Color: Yellow Side 2: 531 Shape: Round TRAMADOL ER 100 MG TABLET Side 1: 531 Color: White Side 2: Shape: Round TRAMADOL ER 100 MG TABLET Side 1: 531 Color: White Side 2: Shape: Round TRAMADOL HCL ER 100 MG TABLET Side 1: 531 Color: White Side 2: Shape: Round Other Popular Drug Imprint E21 IP 52 2105 V WW949 637 BACTRIM 54 356 I4 SUDAFED 12 HOUR MP 160 956 A-P 1 736 1160 MYLAN 1261 669 673 NEORAL 100mg HP 531 396 Watson 371 PAL MYLAN TM 250 EM3 par 022 cor 256 54 142 ZA-12 54 602 19 M 2540 L429 FLI 14 mg Alora 0.1mg/day estradiol G 32 MP 88 M A12 m 154 OP 704 539