Pill Identification by Imprints: NPR EC 500 Home Pill Identification by Imprints: NPR EC 500 1 result EC-NAPROSYN EC 500 MG TABLET Side 1: NPR EC 500 Color: White Side 2: Shape: Oblong Other Popular Drug Imprint G 422 L3 or F COB O20 93-5 GG FL 72 54 518 logo and 127 Z 71 M B4 APP 332 MF 2 SZ 199 OME 10 Motrin IB GG 331 G 3511 MYLAN 457 MYLAN 5200 852 N 135 N022 140mg BERTEK 750 PREMPRO 0.625/2.5 SOMA 350 DB03 SG 326 DV logo KC EXELON 3 mg D2/500 barr 100 mg G71 294 R COMTAN TV 1003 L199 CL92