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 212 212 GX EF3 A029 BCL 5 A08 D 24 LASIX R RG87 214 or 215 Tofranil-PM 150 mg logo AB NPR EC 375 Vivelle-Dot 0.05 mg/day E 52 G 45 L 179 GM 2 L Z BNVA CP114 WC001 RSV 20 W 781 GDC M54 CITRACAL H 2 93 089 PC 22 CL 6 Climara (estradiol) 0.1mg/day U01 RX 504 B104 M 13 EP 340 T558 G77 TCL 086 ADIPEX-P