Pill Identification by Imprints: CP 404 Home Pill Identification by Imprints: CP 404 1 result METHYLPHENIDATE ER 40 MG CAP Side 1: CP 404 Color: Yellow Side 2: 40 mg Shape: Oblong Other Popular Drug Imprint C 10 MYLAN A1 ZANTAC 300 PROCARDIA XL 90 T010 U01 SG 175 C 15 ML 34 44-393 477 54 425 S903 254 54 931 316 REGLAN 5 M2A4 57344 A 31 GG 506 VP 011 L416 8310 CP 150 93 1003 AZ V16 11 37 NP 20 W 905 MX 23 IG T P L050 EP 321 MCR 104 EP 121 N 136 B75 329