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 GG 505 LE 20 LCI 1338 SLC 224 A 44 K-TAB H 105 NT6 54 452 1.4 490 E 173 ESL400 RI89 2369 R 100 A 17 L 178 1181 UPSHER-SMITH 0227 K 45 MP 444 Butrans 5mcg/hour M 542 GG 706 400 mg 229 BL Z 5 FP650 GG 439 M 137 E42 M S23 OMJ 200 2172 ONE T400 ZF 24 54 647