Pill Identification by Imprints: N 22 Home Pill Identification by Imprints: N 22 1 result NISOLDIPINE ER 20 MG TABLET Side 1: M Color: Beige Side 2: N 22 Shape: Round Other Popular Drug Imprint E 141 30/2 HLA 40 logo and 01A ADVIL PM S191 BAC 20 MACRODANTIN 25 mg C272 64 YS 01 MYLAN 1001 NATCO C 745 RI 5 RH37 M377 Tiazac 420 E 749 54 922 5684 SUSTIVA CTN MYLAN 186 RIFADIN 150 VIP 106 340 AMBI 409 IP188 DS or DP A694 F 85 GG 488 CTI 102 LASER 360 M C1 E 144 NPR EC 375 1 2 logo and 500-20