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 RSV 20 ML 30 AR 60 422 IX524 KU 129 VALTREX 1 gram 629 cor 215 N 740 605 C181 295 1201 D2 GXL 5 X10 D 84 54 769 11.4 BMS 125 mg BNP 7600 756 M 923 54 299 E 50 RX 900 ESL600 WAR 3 297 371 63 TL574 V 3 54 794 MX 16 44-491 or 44-466 54 145 IBU 800 M 58