Pill Identification by Imprints: MgO Home Pill Identification by Imprints: MgO 1 result MAGNESIUM OXIDE 400 MG TABLET Side 1: MgO Color: White Side 2: Shape: Round Other Popular Drug Imprint 2106 5897 54 734 S592 GPI W2 S3 or P MYLAN 1258 LILLY 4117 RF 28 M P5 SV 2101 V PAL 1.5 T558 M WATSON 783 6 mg ZA-45 54 177 E 17 logo and 49 BP 631 EN1 E 25 4 0 G 372 2 A3 35 79 logo MS BP 630 LCI 1338 MACRODANTIN 50 mg M400 ZC 08 V241 WATSON 795 460 MIA 856 TL710