Pill Identification by Imprints: KEY 74 Home Pill Identification by Imprints: KEY 74 1 result GUANIDINE HCL 125 MG TABLET Side 1: KEY 74 Color: White Side 2: Shape: Round Other Popular Drug Imprint SV 572 CL90 RVT 20 G8 20LA 93 5527 TARO 56 54 142 644 WRF 10 A 171 C2 VALTREX 500 mg LP332 C75 CL 5 GG 930 Theo-24 100 mg b 973 logo and 807 L437 G 036 U-S 500 M 473 PRAVACHOL 40 G 3717 E 2 1118 HP66 471 EP 120 M A7 WW 268 T 543 591 P4 E700 L133 ML54 840