Pill Identification by Imprints: E51 Home Pill Identification by Imprints: E51 1 result MEPERIDINE 100 MG TABLET Side 1: E51 Color: White Side 2: Shape: Round Other Popular Drug Imprint 19 PREMARIN 0.9 456 A029 57 55 783 44 334 RIFADIN 150 2531 Pepto Bismol R-265 par 222 4186 EP 130 60 96 GG 540 logo and 4357 CL 41 827 2 mg 93 26 BNVA LH2 N 598 8 mg DB03 N 3 ED DM N 82 WATSON 790 PREMARIN 0.625 U-S 1 MYLAN 6089 1122 WPI 3699 CLL L227 EXELON 1.5 mg TEVA 7590 66