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 ZA07 HP 11 L424 MP 12 C 17 Z350 50 mg G230 IP 77 110 93 9133 P/T 1327 RE 75 345 A-10 mg 1345 S 430 b 777 MYLAN 477 LCI A-17.5 mg FL 145 J1 logo and 60 L994 K10 L187 logo and 2918 Zegerid 5/120 100 ER 90 T ZA-50 U15 logo and 477 S 902 FENTANYL 600 logo and 0305 logo and 119 SONIDEGIB 200MG