Pill Identification by Imprints: 54 551 Home Pill Identification by Imprints: 54 551 1 result PERINDOPRIL ERBUMINE 2 MG TAB Side 1: 54 551 Color: White Side 2: Shape: Round Other Popular Drug Imprint RI19 rfx D 84 TUMS SD ML 86 logo and 50 mg D 35 EM 5 HP 4 1 KLONOPIN R 2.5 LH1 M 142 14 H 147 HLP 40 logo and LI25 POT 20 TR 0 or TR 6 or TR 1 or KH 2 L181 689 logo and 2780 271/100 MX33 TI 100 U L OP 704 cor 256 710 M 86 A7 LMT or LAMICTAL AK MP 657 045 MYLAN 1020 44 449 L130 D1 or P T 194