Pill Identification by Imprints: M450 Home Pill Identification by Imprints: M450 1 result PHENAZOPYRIDINE 100 MG TAB Side 1: M450 Color: Reddish-Brown Side 2: Shape: Round Other Popular Drug Imprint USL CDT 252 e5 111 Z 4237 OR 606 ZA06 LCI 1318 ECI Z11 BP 633 OWP 1000 GG 63 W 50 MP 447 10 31 EP 133 M 47 54 137 PA1000 I1 TL 002 11 37 2 0 22.5 mg R-263 2772 RF 27 K 45 8 DCI 207 792 CG E 799 L977 GILEAD BRX 0.25 MP 441 AA 14 MYLAN 6726 93 3127