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 250 MG Z11 ICN logo and 667 REGLAN 5 391 H011 CL49 559 EP112 8 08 E43 13 31 PREMARIN 1.25 R50 OP 35 753 Macrobid A297 par 221 L149 T1 logo and 5712 EP 130 Benadryl T535 logo and 5312 ATN 50 logo and 342 Librax GG 337 G 30 PLIVA 470 logo and 048 TCL242 CYP 196 37 logo and 658 956 logo 636