Pill Identification by Imprints: 54 420 Home Pill Identification by Imprints: 54 420 2 results MERCAPTOPURINE 50 MG TABLET Side 1: 54 420 Color: Pale Yellow Side 2: Shape: Round MERCAPTOPURINE 50 MG TABLET Side 1: 54 420 Color: Pale Yellow Side 2: Shape: Round Other Popular Drug Imprint G500 logo and 477 IP 212 LAMICTAL XR 200 EXELON 1.5 mg 447 LILLY 4112 G 6 NTBC 20 mg T539 logo and 34 HMP 5413 XL184 20 mg K 29 4993 S 902 U3761 PROVERA 5 1386 DV 93 3196 CZ 100 EV0093 44-485 logo and 2909 DM2 A 325 logo and 777 D 84 logo 1113 Estroven IBU 400 322 G 1520 127 H569 P 4 S 40 SZ 787