Pill Identification by Imprints: M 2540 Home Pill Identification by Imprints: M 2540 1 result METHADONE 40 MG TABLET DISPR Side 1: M 2540 Color: Orange Side 2: Shape: Rectangular (Rounded End) Other Popular Drug Imprint M 32 logo and 25 mg N 100 F 27 H 48 A10 321 8310 1122 MYLAN 1430 P107 750 MG MYLAN 156 K 27 125 L734 N-T E 72 LILLY 4420 B 544 31 81 B528 1345 93 7373 544 L18 CPC 77 HP 17 MYLAN 143 PAD 0118 Ziks631 1181 215 2682 ELP 10 E613 FLI 14 mg WW 41 FLO 720 1/2