Pill Identification by Imprints: STO 50 Home Pill Identification by Imprints: STO 50 1 result CARBIDOPA-LEVODOPA-ENTACAPONE 12.5-50-200 MG TAB Side 1: STO 50 Color: Brownish Side 2: Shape: Round Other Popular Drug Imprint C-122 A 0.5 SCI 438 U-S 250 M D9 MYLAN 7096 277 BL 302 ML 91 MYLAN 772 H125 ZD 22 ML 36 T2 200 HYDREA 830 5 VALIUM NL 680 FL 60 54 420 M 542 M525 877 57 71 M EN3 MAX RG78 5mg 54 706 AW CTN E3 or C2 L181 A 31 par 209 logo and 8 PAR 869 M 424 CL 6 0630 25mg