Pill Identification by Imprints: 537 Home Pill Identification by Imprints: 537 13 results POTASSIUM CITRATE ER 10 MEQ TB Side 1: 537 Color: Tan Side 2: Shape: Oval POTASSIUM CITRATE ER 10 MEQ TB Side 1: 537 Color: Tan Side 2: Shape: Oval POTASSIUM CITRATE ER 10 MEQ TB Side 1: 537 Color: Tan Side 2: Shape: Oval TRAMADOL ER 300 MG TABLET Side 1: 537 Color: White Side 2: Shape: Round TRAMADOL ER 300 MG TABLET Side 1: 537 Color: White Side 2: Shape: Round TRAMADOL HCL ER 300 MG TABLET Side 1: 537 Color: White Side 2: Shape: Round TRAMADOL-ACETAMINOPHEN 37.5-325 MG TAB Side 1: 537 Color: Light Yellow Side 2: Shape: Oblong TRAMADOL-ACETAMINOPHEN 37.5-325 MG TAB Side 1: 537 Color: Light Yellow Side 2: Shape: Oblong TRAMADOL-ACETAMINOPHEN 37.5-325 MG TAB Side 1: 537 Color: Light Yellow Side 2: Shape: Oblong TRAMADOL-ACETAMINOPHEN 37.5-325 MG TAB Side 1: 537 Color: Light Yellow Side 2: Shape: Oblong TRAMADOL-ACETAMINOPHEN 37.5-325 MG TAB Side 1: 537 Color: Light Yellow Side 2: Shape: Oblong TRAMADOL-ACETAMINOPHEN 37.5-325 MG TAB Side 1: 537 Color: Light Yellow Side 2: Shape: Oblong ‹ 1 2 › Other Popular Drug Imprint Rivastigmine 9.5 mg/24 hours GG854 GG854 MEDA PD 223 AN 643 S476 52 Y logo and 15 13 C 3 M1 71 logo and 78 240 PA 916 10 mg M 142 81 I 136 VP059 FC 119 OMEPRAZOLE 20mg OP 706 WPI 3332 2632 MYLAN FE 200 2410 V GG 256 M. Amphet Salts FELDENE 878 I83 POT 40 TL 121 DMQ 20-10 252 M 2 L 22 591 TCL083 RI1