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 245 or 302 E501 T 20 LOTENSIN 367 FLI 21 mg APO 500 KU 260 WW 176 54 948 TMC N-T J 75 DISTA H69 GG 931 G 3717 MPC E550 L922 A533 V 200 K 31 E 210 PLIVA 471 DDS 081 320 Zegerid 2631 T1 or T2 or T3 or P A 25 W 111 logo and 5032 A5 L199 L14 ZESTRIL 2 1/2 KEFLEX 250 mg CYP 190 PROCARDIA XL 30 PA1000