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 OB01 G 342 MP 573 L178 HP 11 CEP P211 ML 96 PAL 9 8119 RE 23 B2 92 TI 100 N-P MO1 ZESTRIL 40 VISTARIL ECR 86 AN 322 NAPROSYN ML 58 R P H 94 HLA 20 93 321 ALTACE 1.25 mg R0.5 A CF FLI 7mg FLI 14mg FLI 21mg FLI 28mg MX33 A22 Tofranil-PM 125 mg MP 66 IL 3581 113 EP 134 Lofibra 67 mg AN 321 N4 1386