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 M P8 54 299 P 200 UL500 Takeda IP 77 logo and 78 240 I 136 A ms BMS M471 GG 531 CPC 2369 5 9 FIORICET CODEINE SV PhosLo E 799 11 NT 200 MS MYLAN GT 24 VIP 106 38AV L021 AC US ProV W D 92 V201 W 922 ZGNX 50 mg N192 904 L553 ZC 25 M R 383 805 A67 S Z