Pill Identification by Imprints: 521 Home Pill Identification by Imprints: 521 1 result SINEMET CR 50-200 TABLET Side 1: 521 Color: Purple Side 2: Shape: Oval Other Popular Drug Imprint E 129 6468 E 72 CAR/RX 4I E 170 LES200 54 107 cor 216 E 655 FEL 600 MYLAN 7096 FE FORTE GG 256 54 583 WP 506 WATSON 383 or WATSON GG 930 RSV 10 G 4 MYLAN 6895 EP 138 R 127 1 3 BL 300 DAN 5642 logo and 33 R719 54 085 logo and 01A 161 n VIP101 GG 634 Lilly 3227 S 4 WPI 900 G41 logo and 048 391