Pill Identification by Imprints: M 54 Home Pill Identification by Imprints: M 54 1 result METHYLPHENIDATE ER 54 MG TAB Side 1: M 54 Color: Red Side 2: Shape: Oblong Other Popular Drug Imprint ED DM LES200 ALO200 L121 F 75 logo 113 54 092 54 656 PGZ LILLY 4415 U46 L067 TL574 GG 738 M 924 X 10 L413 E 655 MYLAN 147 Northera L181 EP 136 974 MEDROL 8 L132 B L logo and 3092 MSB 001 RIDAURA ML-P16 PERCOCET C 271 G 2003 5mg ATN M 424 par 028 1451 H 106 TV 598 346