Pill Identification by Imprints: U 400 Home Pill Identification by Imprints: U 400 1 result THEOPHYLLINE ER 400 MG TABLET Side 1: U 400 Color: White Side 2: P F Shape: Round Other Popular Drug Imprint 54 396 U L 0860 126 West-ward 292 V 5 132 CL 25 logo and 2848 GG 823 G76 HP 70 logo and 83 logo 631 L023 V359 IMI 10 SCU2 L 64 C223 E 11 D3 or PC GX EJ7 LILLY 4115 V268 WPI 3629 Z47 LAMICTAL XR 25 or 50 M112 W122 G650 ZC41 93 5514 044 DV M2A3 57344 G41 f100 LILLY 4117 689