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 U37 E 223 926 6 RIFAMATE L 60 LL 254 RI1 MEDROL 32 PROVERA 2.5 M 200 logo 222 L020 54 199 384 5412 VIP 107 3.5 ZA-18 93 7350 logo and 6451 GG 165 NL C CL65 CTI 223 AP205 R333 Advil A&CR logo 152 F L APO T150 EV 0072 WATSON 3203 RX124 logo and 34 W 30 logo and 43 logo and 4804 1453 M F1 VEM