Pill Identification by Imprints: E4 Home Pill Identification by Imprints: E4 2 results BELBUCA 450 MCG FILM Side 1: E4 Color: Yellow Side 2: Shape: Rectangular (Rounded End) BELBUCA 450 MCG FILM Side 1: E4 Color: Yellow Side 2: Shape: Rectangular (Rounded End) Other Popular Drug Imprint MYLAN 6750 T0101 N004 PD 427 or PD 425 or PD 555 or WC 300 81 839 1000 MG SP 22 CMC 176 AW D 1200 346 UPSHER-SMITH R717 Z16 114 E 4354 MIA 856 A-10 mg BCT 2 1/2 WC 800 M 37 M 522 4212 PZ 250 MAX WC McNEIL A602 Durlaza R530 N 344 9 5 G 8 WPI 1118 ASC TCL 011 WATSON 796 logo and 121