Pill Identification by Imprints: R 50 Home Pill Identification by Imprints: R 50 2 results METOPROLOL TARTRATE 50 MG TAB Side 1: R 50 Color: Pink Side 2: Shape: Round METOPROLOL TARTRATE 50 MG TAB Side 1: R 50 Color: Pink Side 2: Shape: Round Other Popular Drug Imprint C1 ZIKS 633 1 10 logo and 39 Ortho 214 FAM250 Ris 0.5 54 650 W990 0891 H3647 5904 V M159 475 IP 466 FR D5 7037 E 277 54 702 VIP 105 KLX par 121 logo KC H 01 R 1 MYLAN 186 TV 5 93 5528 TR logo and 4805 617 1 GN LILLY 4117 XANAX ML54 G 3720 681 J 050 R190