Pill Identification by Imprints: RX904 Home Pill Identification by Imprints: RX904 2 results VALACYCLOVIR HCL 500 MG TABLET Side 1: RX904 Color: Blue Side 2: Shape: Oblong VALACYCLOVIR HCL 500 MG TABLET Side 1: RX904 Color: Blue Side 2: Shape: Oblong Other Popular Drug Imprint 41 97 LASER 360 ZA-44 B75 7365 LH1 par 029 DYN-105 647 M S23 WW 763 862 518 266 58 77 2080 cardizem CD 300 mg P 125 CORTEF 10 WAR 10 BL 50 M B8 FL 7/10 SZ 137 WATSON 463 MYLAN ZE 60 MYLAN 6440 TriStart MYLAN 6088 logo and 1000-20 I54 EM3 93 5527 K 23 DEPAKENE DSC L60 93 130 DIPENTUM 250mg 1442