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 GG 109 logo and LIBRAX ICN TL050 T31 L 40 CL91 4839 V M N4 M L21 GX FC3 ANI 230 970 M2A4 57344 P 125 177 KOS logo and 2907 712 04 31 K2 e5 113 146 3799 364 US 13 AS and logo DC V ML 64 G 036 SCI 503 Tedor 255 logo 152 K 18 RX 791 G 531 D5 barr 140 mg CL49 Respa E 22