Pill Identification by Imprints: 923 400 Home Pill Identification by Imprints: 923 400 1 result ETHAMBUTOL HCL 400 MG TABLET Side 1: b Color: White Side 2: 923 400 Shape: Oval Other Popular Drug Imprint logo and 19 54 163 S551 CI TENORETIC Z C 0 2 C83 U-S A/C 40/25 93 64 EGLT 15 logo and 7772 SUDAFED 12 HOUR Z 100 M376 b 974 M 38 93 29 MYLAN 7155 L122 7188 C 15 RX 12 PN 363 N C 179 MX44 W M GP5 N T AAT 054 A536 54 145 A-009 15 NORCO 729 54 557 MYLAN 3005 T 150 barr 16 mg