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 MAG 64 R-264 675 2292 E 84 B 01 PFIZER 411 logo 1000 HP59 OMP 20 MIDOL PM FLZ 150 TARO 56 WATSON 800 T M M 412 Z49 REL900 WATSON 404 WW 270 1 4 REGLAN A-009 15 IMA 100 54 758 150 3 54 888 PLIVA 398 381 COUMADIN 10 Syntho logo Wellcome MYLAN 6895 L424 120 AAT 108 44-411 DAN 5556 LU E01