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 I4 240 CPL 3031 MAX AMOX 500 1 0 2 RP CBP 200 RSV 5 I 1 AMOXIL 500 376 T GAB 800 J 247 1 2 GPI 521 LI 5 A3 or P COUMADIN 3 SX C 271 AA250 RX 791 60 273 54 311 WAR 2 1/2 A 101 54 092 54 650 AN 475 CL 20 PAD 0107 M L20 54 163 2772 MINOCYCLINE 50 M 137