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 PAL 1.5 5684 AAT 052 G 343 TAK ALG-12.5 54 612 S553 HP 60 L-FLAV MP 573 b1011 K 57 MP 201 GG 40 MYLAN DE 30 1272 AN293 L-2 TL 709 DM1 U02 LC 450 MYLAN 2002 EXH 16 CYP 870 466 213 MYLAN 8008 WW 172 C162 L069 T504 HP 43 MYLAN 1700 54 466 RX 553 E 74 GG 451 MINIPRESS ZL 2