Pill Identification by Imprints: M 1820 Home Pill Identification by Imprints: M 1820 1 result METHYLPHENIDATE ER 20 MG CAP Side 1: M 1820 Color: Medium Blue Side 2: 20 mg Shape: Oblong Other Popular Drug Imprint BP 633 L357 J67 ZC45 1462 GX CG5 MUTUAL 401 cor 225 V.5 KU 261 B 311 J T546 PA20 90 T LOTENSIN HCT IMO N 947 L49 TAK ALG-25 BN6 RP 868 MVC 300 CPC 2369 EP or E LU E01 MYLAN 232 BI 6 DSC L15 H 146 WPI 3155 PreQue AI APTALIS 40 E 131 NT 200 AN898 10 MYLAN 2047 M 1860 LCE 125