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 CL 5 VP052 GG851 B168 EB I L054 5/500 7153 TL508 9Q3 73 U16 600 ZD 20 DIPENTUM 250mg C 100 H144 IP 220 P50 IDT M60 logo and 4444 GG 166 J 75 G52 RH 046 TSL 0.4 M112 TriStart Glaxo WATSON 606 West-ward H 107 P 75 I1 2V125 B 566 020 TRICARE DHA 401 ONE