Pill Identification by Imprints: RX 504 Home Pill Identification by Imprints: RX 504 0 results Nothing Found!!! Other Popular Drug Imprint SONIDEGIB 200MG U-S 1 M455 AP 045 93 28 Z 71 DX 31 logo and D2 1000M CM4 440 CTI 141 M522 MP 46 H 103 C 11 AMA RYL E 27 1442 54 735 44 450 MP 475 1004 I62 R 20 B4 PO S1 LANOXIN Y3B TV 6 311 AV ORAP 1 A 16 FENTANYL 400 MCG 0524 0405 FENTANYL 100mcg/hr 2631 IP 145 RX679 D2/500 L149 A7