Pill Identification by Imprints: Y21 Home Pill Identification by Imprints: Y21 1 result ESZOPICLONE 1 MG TABLET Side 1: LU Color: Light Blue Side 2: Y21 Shape: Round Other Popular Drug Imprint RDY 664 WATSON 235 C 271 869 2 54 757 M 725 GLYBUR 71 376 250 L 167 330 LAMICTAL XR 25 U42 PREVENT 54 620 logo and 256 69 H 94 NC 667 METHADOSE 40 TV 3 341 CN 250 270 MYLAN 335 RTG-200 W1 PLIVA 648 A/P 25 / 45 GPI W2 N 4 ZYV MP 40 ZC 78 COUMADIN 10 325/40 par 085 N 9 1161