Pill Identification by Imprints: 54 521 Home Pill Identification by Imprints: 54 521 1 result CILOSTAZOL 50 MG TABLET Side 1: 54 521 Color: White Side 2: Shape: Round Other Popular Drug Imprint CP115 200 HP59 E 34 Triax M0100 Syntho APO 041 GP logo and 28 4 9 C 7 LL255 7188 Advil 100 S591 NB-890 8 06 637 ALEVE C325 1000 C020 K106 54 396 logo and 39 RX 12 KEFLEX 750 WPI 3699 M A5 54 157 PLAQUENIL 271 EC 35 TEVA 2050 E 771 VH1 logo 113 logo SANDOZ 666 MERRELL 37 3 EXELON 1.5 mg cor 224