Pill Identification by Imprints: M N4 Home Pill Identification by Imprints: M N4 2 results PAROXETINE HCL 40 MG TABLET Side 1: M N4 Color: Blue Side 2: Shape: Round PAROXETINE HCL 40 MG TABLET Side 1: M N4 Color: Blue Side 2: Shape: Round Other Popular Drug Imprint ALKA SELTZER EX S 66 GILEAD A402 EP 321 WAR 2 CRESTOR 20 BAC 20 U37 AC 355 K8 ZE66 BP 321 M 060 RX 828 TUMS SD MYLAN A4 252 100mg 118 1048 KC M10 M 544 A/P 12.5 / 15 332 DIDREX 50 m 100 WAR 1 5685 K 101 54 111 M 36 WATSON 460 LASIX and logo 40 A20 M NT 16 59743 LL714 G 21