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 CL11 2 or 8 logo and A1 ucb 250 T 17 b 97 GX FC3 EP 320 M L53 G 70 E 123 logo SANDOZ 664 I 51 E 144 RP 701 54 085 MYLAN DE 5 ZD 22 MYLAN 6150 m 156 Triax M0100 Z350 50 mg Caltrate P107 WRF 6 Y01 93 7351 LILLY 4115 L922 RG78 LIDOCAINE PATCH 5% ZC41 296 L021 A 38 54 661 GPI S2 TCR SG 329 0398