Pill Identification by Imprints: 538 Home Pill Identification by Imprints: 538 5 results CARBIDOPA-LEVODOPA 10-100 TAB Side 1: 538 Color: Dark Blue Side 2: logo Shape: Round CARBIDOPA-LEVODOPA 10-100 TAB Side 1: 538 Color: Dark Blue Side 2: logo Shape: Round CARBIDOPA-LEVODOPA 10-100 TAB Side 1: 538 Color: Dark Blue Side 2: logo Shape: Round POTASSIUM CITRATE ER 15 MEQ TB Side 1: 538 Color: Tan Side 2: Shape: Oblong RILUZOLE 50 MG TABLET Side 1: 538 Color: White Side 2: Shape: Round Other Popular Drug Imprint U U Watson 369 54 452 M 60 U7 U16 5 S592 CTI 141 93 54 0.2 E 649 L962 AC 3 1 V 200 LEVAQUIN EP 119 .7 NPR LE 375 ATABEX MS 4941 WATSON 453 HP 146 ZOVIRAX D 25 I 6 ED 400 54 210 NPS 275 L U LAMICTAL BG-12 120 mg 7.5/325 325 T536 E1 or P 99 GG 58