Pill Identification by Imprints: E 50 Home Pill Identification by Imprints: E 50 1 result MEPERIDINE 50 MG TABLET Side 1: E 50 Color: White Side 2: Shape: Round Other Popular Drug Imprint IP 220 RPC 053 65 par 289 144 ST 300 0866 cor 188 WRF 7 1/2 CL 39 300 383 OP 703 logo and H8 W 926 GSK 110 G 3742 K 28 54 273 O5 54 760 OP 704 L 2 54 302 321 A112 837 F51 MP 511 cor 230 M161 54 735 WATSON 853 PD 156 AN057 93 215 AMOX 250 809 202 or 222 logo and 076