Pill Identification by Imprints: CP 401 Home Pill Identification by Imprints: CP 401 1 result METHYLPHENIDATE ER 10 MG CAP Side 1: CP 401 Color: Green Side 2: 10mg Shape: Oblong Other Popular Drug Imprint 21 or 18 b1009 ZC 77 EP 117 RIFAMATE Z49 GG 336 MP 442 V250 F 85 LCE 50 G5 CN 90 OMJ 150 GAL 16 logo and 1004 M 735 B810 KEFLEX 500 mg LCI 1353 O-M 576 300 ER PO S1 n 794 CA T513 PARNATE SB GG 961 PC 22 N 2 amneal H118 759 ER 3 T 191 G 343 b 572 IP 53 VBZ 40