Pill Identification by Imprints: E3 Home Pill Identification by Imprints: E3 2 results BELBUCA 300 MCG FILM Side 1: E3 Color: Yellow Side 2: Shape: Rectangular (Rounded End) BELBUCA 300 MCG FILM Side 1: E3 Color: Yellow Side 2: Shape: Rectangular (Rounded End) Other Popular Drug Imprint 93/12 54 741 796 2172 K6 I40 E150 S553 PX 1 PC1 M 152 APO900 GX CE5 P 175 C316 logo and NK Z 3927 MDV ELP 10 US 399 AI 1157 ex-lax 1 F 8 RH37 TE TE U37 E 138 TYLENOL 325 HOSPITAL U-S 250 E 655 MP 17 PO S1 367 CAR/RX GS TF5 logo and 60 M75 U 135