Pill Identification by Imprints: m 50 Home Pill Identification by Imprints: m 50 2 results CHLOROTHIAZIDE 250 MG TABLET Side 1: M 50 Color: White Side 2: Shape: Round METOPROLOL SUCC ER 50 MG TAB Side 1: m 50 Color: White Side 2: Shape: Round Other Popular Drug Imprint SZ 249 E 111 VGR 50 WPI 3508 ZGNX 40 mg K 55 C1 or C2 or C3 WAR 4 MYLAN 183 GAS-X ES ASC 116 ZYBAN 150 54 688 L 350 V30 logo YH CL34 TARO L374 2089 V 148 PLIVA 327 ER 4 CTI 223 54 452 M 944 AHI 1 U35 I 52 NC 100 OTSUKA 15 Z 3925 AN 54 LEVAQUIN MCR 314 54 463 N6 UT 0.125 ONE A DAY M 47