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 UCB 581 WPI 3630 HP 61 WW 270 ALINIA ZA21 LP79 BL 50 MYLAN CF 45 Z12 WATSON 853 West-ward 202 M GP10 DISTA 3105 AN 512 I 12 229 or 230 FV RE 75 MP 272 Voltaren XR NL 711 230 RD 70 ML 58 2.9 AG AG 54 922 T 10 C55 IB200 MYLAN 216 GG N7 ZA07 C P 2230 A-293 G264 ED UB ZD 16