Pill Identification by Imprints: NPS 550 Home Pill Identification by Imprints: NPS 550 4 results ANAPROX DS 550 MG TABLET Side 1: NPS 550 Color: Dark Blue Side 2: Shape: Oblong ANAPROX DS 550 MG TABLET Side 1: NPS 550 Color: Dark Blue Side 2: Shape: Oblong ANAPROX DS 550 MG TABLET Side 1: NPS 550 Color: Dark Blue Side 2: Shape: Oblong NAPROXEN SODIUM DS 550 MG TAB Side 1: NPS 550 Color: Dark Blue Side 2: Shape: Oblong Other Popular Drug Imprint LL255 FIORINAL 955 U 129 n15 WATSON 2404 832 2 1/2 2876 WPI 3635 381 100 PA1 GG 575 M 0 10 54 757 EP 50 ML 96 223 L2 logo and H8 AN249 P 054 V353 ERTH J 75 VISMO MYLAN AC I 13 SG1002 011 GX EG2 54 315 ALLFEN BVF 90 logo and 500 West-ward 3141 RP 700 293 15 XL logo and KT 2102 PA140