Pill Identification by Imprints: GP400 Home Pill Identification by Imprints: GP400 5 results MAGNESIUM OXIDE 400 MG TABLET Side 1: GP400 Color: White Side 2: Shape: Round MAGNESIUM OXIDE 400 MG TABLET Side 1: GP400 Color: White Side 2: Shape: Round MAGNESIUM OXIDE 400 MG TABLET Side 1: GP400 Color: White Side 2: Shape: Round MAGNESIUM-OXIDE 400 MG TABLET Side 1: GP400 Color: White Side 2: Shape: Round MAGNESIUM-OXIDE 400 MG TABLET Side 1: GP400 Color: White Side 2: Shape: Round Other Popular Drug Imprint NP 1 N009 M2A4 57344 POT 30 TI 200 PREMPRO APP 332 E 70 M 147 ML 60 5 6 50 GG 172 I73 XANAX 1.0 CALCET T598 GG 461 A/P 25 / 45 342 5014 V XP650 A 04 Z C 0 2 0631 50mg W122 logo and 4444 140mg 1441 894 IL 3581 MAXIPHEN DM TL049 HP 70 5270 93 MYLAN 183 FLI 7 mg AN 41 MP 50 93 5292