Pill Identification by Imprints: M 1850 Home Pill Identification by Imprints: M 1850 1 result METHYLPHENIDATE ER 50 MG CAP Side 1: M 1850 Color: White Side 2: 50 mg Shape: Oblong Other Popular Drug Imprint 506 35 78 Pharmics G72 E 174 IG272 L17 86 67 G 3718 T1 50 54 150 m m m 756 120 839 logo and 832 B105 P30 O23 G 342 GX LL7 M C3 259 224 TARO CZ ER 200 AN902 30 704 TL 385 DX 31 Durlaza 629 V16 Nitro-Dur 0.6 mg/hr RX679 021 RI 61 COUMADIN 7 1/2 barr 15 mg M525 M4