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 NxFE logo and Pamelor 50 mg CTI 224 WATSON 861 5513 MSD 749 952 ZZ A 640 AMBI 406 54 331 GLYNASE 6 G 021 921 barr 30 mg 538 GG 166 MP 273 MP 441 54 879 E223 NEXIUM 20 mg L 5 CN 1 243 L3 or F AX4 V224 HP 2 M 1 A 44 ORA UCB 500XR ANI 510 P63 93 7336 PA1 WW 951 6 036 33