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 NL 711 V210 MYLAN ZC 09 L235 E 141 HP 531 375/20 BI 4 B 4 AN902 30 UM 54 702 C152 T536 logo and 620 459 74 ZE MP 27 E9 R137 C 93 1327 X 77 MX 24 GS BMS 200mg W 112 ALLERGY 12 7 99 P P NOVAST BP 606 logo AB M523 IP 193 ZC 16 E62 WATSON 3551 ZE67