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 D1 or P logo and 39 APO 850 MP 444 AC 355 logo and 8 E 5 C2 K 27 522 FC 119 AS 400 P 10 253 L430 270/80 T582 A/P 12.5 / 30 LCI 1353 EK 10 414 N022 4 0 logo and 83 A176 N 941 Watson 371 D3 E 129 V358 barr 400 mg NPS 550 1073 10/1000 MYLAN 3205 0.2 P 3 RB97 CP114 INT NP 2