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 Theo-24 300 mg 54 771 OP 700 ND2 A510 810 logo YC CREON 1224 MUTUAL 105 ML 62 ACTIQ 400 MP 273 USB 001 T CYP 193 M 543 SZ 135 M 515 CBP 200 NU-IRON 150 0291 TIGAN 972 V359 CL7 FX 75 CM2 CDT 254 QP 146 logo and 100 ML 70 OMN SZ 987 HCQS APO 850 M 0 10 W 905 GG 706 J94 L463 E 25