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 E 0933 0813 TL 015 AA69 813 93 5295 L 4 1071 5/1000 D20 CL 5 L068 n 794 2984 Fentanyl 25 mcg/hr WRF 10 2469 ella riba 200 ZESTRIL 2 1/2 D-3 M4 637 IP 115 m m m POML 44-226 A-24 logo and 5312 G 55 T32 M MN2 logo and 575 BL 50 I 52 HP532 462 125 mg CIPLA E 104 TARO 56 logo and D5 1000M