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 TARO CZ ER 300 SZ 344 CH MYLAN 531 OXYTROL 3.9 mg/day WW 62 logo TG L132 MYLAN 345 2105 V DS or DP EP 130 M C1 GG 21 RX 505 STO 50 LODOSYN 571 PC1 P13 ARI 30 PD 220 C 745 POT 10 L274 355 U 168 0891 SZ 135 M 52 RU20 347 Butrans 5mcg/hour GG 124 NL 570 93 7336 URS785 GG 772 D C EP 137