Pill Identification by Imprints: STO 100 Home Pill Identification by Imprints: STO 100 1 result CARBIDOPA-LEVODOPA-ENTACAPONE 25-100-200 MG TAB Side 1: STO 100 Color: Brownish Side 2: Shape: Oval Other Popular Drug Imprint PLIVA 434 2084 V CTI 117 TAP 4833M 54 161 SG 331 Shire H 603 M 447 logo and 257 M 3 AMBI 409 logo and 667 346 114 LU C6 93 64 ECR 86 C 284 AC G 0028 LL 253 M F1 NPR EC 500 S20 FTY 0.25 mg A A 1 1 61 B2 92 AHI logo and 524 7156 T33 T 19 B404 MP 46 ER 1 A A A