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 M 414 NL 620 L 239 GX EH3 306 LESCOL XL 2369 AR 787 TL 386 I54 Organon 54 892 AN 777 12 AX7 M110 par 009 976 ZC 77 Butrans 10mcg/hour L121 WW 66 77 W 100 H 603 1112 GG 165 CARAFATE USL 10 AN 55 581 M F1 FEL 400 MUTUAL 900 LES200 ALO300 E 71 MYLAN 6898 S592 CL 82 HP 11