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 MYLAN 5150 A33 ex-lax 702 1382 GX CG5 522 WATSON 416 54 215 200 PRINIVIL L129 u100 MYLAN 186 W-7 54 986 84 311 AV J 247 PLIVA 334 11 10 BMS 1965 USB 001 61 61 WC 400mg 313 GG 53 KADIAN 5 XL 893 M 15 GG 623 N011 HP 44 V357 DG1 WATSON 384 or WATSON ZYRTEC LCI 1353 RESPA 177