Pill Identification by Imprints: M451 Home Pill Identification by Imprints: M451 1 result PHENAZOPYRIDINE 200 MG TAB Side 1: M451 Color: Reddish-Brown Side 2: Shape: Round Other Popular Drug Imprint TARO 11 ibr 140mg AZ5 147 GG N4 NEXIUM 20mg 273 VGR 50 1157 13 30 54 107 C EC-NAPROSYN EP 118 S3 TL049 923 CP108 E 104 FH 160 BP 632 GG 201 K XR 200 T 5 5mg 179 7.5/500 ZA-44 Tiazac 240 logo and DS 100 RE 23 RI20 ZOMIG 5 logo and 1000-20 E 615 AMC LAN 1282 C51 AF