Pill Identification by Imprints: STO 150 Home Pill Identification by Imprints: STO 150 1 result CARBIDOPA-LEVODOPA-ENTACAPONE 37.5-150-200 MG TAB Side 1: STO 150 Color: Brownish Side 2: Shape: Oval Other Popular Drug Imprint HP 512 GAB 800 ZESTRIL 10 54 145 logo and H8 M110 IPX066 Pfizer GAVISCON 1175 93 3123 WPI 3332 I 05 WATSON 800 RZT M T11 M 152 G 4 B-635 E P D2/850 FO HLP 40 S 121 WATSON 582 DROXIA 6336 T1 ZC 03 926 6 CP 50 54 783 WPI 500 L340 M 577 R190 FL LCI 1311 IG AN 642 SAL 7.5 CLL