Pill Identification by Imprints: N 23 Home Pill Identification by Imprints: N 23 1 result NISOLDIPINE ER 30 MG TABLET Side 1: M Color: Orange Side 2: N 23 Shape: Round Other Popular Drug Imprint 54 351 COUMADIN 1 ML 36 MYLAN 1101 738 93 320 H10/325 ORAP 1 US ProV LE 20 A 51 44 157 P-D 916 or 624 2065 V 54 273 BRX 4 E 223 MYLAN 3404 b 95 HP 17 689 P09 TAK ALG-6.25 D2/1000 180 mg PD 158 585 CP109 60 T logo and 15 or 20 148 N 77 rfx 54 741 KU 181 G221 8311 E 118 B 303 GG 53