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 AK LU LU W 926 44-367 555 logo and 120 PAD 0118 Z 3926 PD 532 GSI1000 141 DCI ML 33 44 178 ZA22 WATSON 414 MYLAN 6203 A1 MEDROL 8 Q50 EXELON 3 mg DILANTIN G72 ZANTAC 150 ETO 300 MG logo and 324 A 37 V401 ANAFRANIL 50 mg logo and 25 mg APO900 269 ZE 72 M367 AC39 A 25 MYLAN 2250 5270 93 4214 432