Pill Identification by Imprints: P F Home Pill Identification by Imprints: P F 2 results THEOPHYLLINE ER 400 MG TABLET Side 1: U 400 Color: White Side 2: P F Shape: Round THEOPHYLLINE ER 600 MG TABLET Side 1: P F Color: White Side 2: U 600 Shape: Rectangular Other Popular Drug Imprint RP103 I 03 HP 47 M 715 Y2 or P logo TG NPR EC 375 CL33 A/P 12.5 / 15 4853 V 1272 C 92 ADP bes RESTORIL 15 mg RESTORIL 15 mg KU 119 V403 T1 617 G500 44 375 JMI D16 ECR 86 C171 7 98 AN 574 PLETAL 50 b 171 45 78 E 141 HP 43 B 576 GS FC2 524 OLM WATSON 383 or WATSON HP532 RX 901 187 CYP 192 O