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 logo and 2780 EV 0079 S593 K 400 A112 par 117 T 194 231 and logo 93 54 C 474 VIVUS P 25 V267 42 16 V 12 25 U 786 MSD 117 L2U4 PAL 9 C 115 TL014 E61 15 RIS 104 T I 49 M 54 GG L7 logo and 2407 L235 LBH 10 mg E1 or D8 DAN 50 OMEPRAZOLE 40 mg AC 358 RP 868 0425 T 50 5411 MP 443