Pill Identification by Imprints: RF 28 Home Pill Identification by Imprints: RF 28 2 results CHLOROQUINE PH 500 MG TABLET Side 1: RF 28 Color: White Side 2: Shape: Round CHLOROQUINE PH 500 MG TABLET Side 1: RF 28 Color: White Side 2: Shape: Round Other Popular Drug Imprint AMA RYL L187 M B3 AMBI 406 TN 4 KADIAN ALTACE 2.5 mg R-263 LZ Z 2089 logo YF C3 or P BP 633 AZ 80 logo and 2892 Estradiol 0.0375 mg/day M 7 T580 455 404 WATSON 892 or WATSON P OMP 20 WRF 7 1/2 54 533 m m m H 012 E 704 M 54 E 511 LE 20 ML 22 A 215 RSN C51 M 447 PY 2 M V4 MYLAN DX 150 E0 TA1M