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 54 848 93 3160 SEROQUEL 50 LCI 1353 CombiPatch 0.05/0.14 mg per day L612 S 430 MYLAN 182 riba 200 PX 4 140 P50 LZD T3 ZC46 924 50 mg A5 or A6 TCL 340 54 092 CPC 2369 1MG L130 T 191 Andrx 640 logo and 2849 IP 174 V 6 93 293 WPI 3659 L881 CP108 90 C25 EM2 V361 54 193 ACTIQ 600 136 VIRACEPT