Pill Identification by Imprints: N400 Home Pill Identification by Imprints: N400 1 result NEVIRAPINE ER 400 MG TABLET Side 1: M Color: White Side 2: N400 Shape: Oval Other Popular Drug Imprint 638 U 137 MP 30 A10 P 075 L 22 RD74 m5 Ziks631 IP 220 IP 10 NT 151 ZD 19 G 341 PFIZER 398 T40 UPSHER-SMITH 0102 GS UY2 425 logo 673 9 4 3 0 H23 M CL1 barr 30 mg TAK ALG-12.5 E Alavert PR 228 GX CE2 GG 952 T91 ESL600 L180 G75 TL388 CLARITIN 10 12 21 Organon ML 041