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 WELLBUTRIN 100 Z49 415 Targretin ML 89 54 122 2368 M400 B 912 WELLBUTRIN SR 200 APTALIS 25 T 191 P13 E9 ESL200 E7 M RN1 E 749 AN 573 SCI7 WRF 7 1/2 SANDOZ 620 500 VP038 RH37 601 BMS 1966 L59 EXTRA STRENGTH BAYER HYD 30 0476 logo and 620 T0101 D6 N006 93 3193 M 17 H126 L77 54 312