Pill Identification by Imprints: GX 623 Home Pill Identification by Imprints: GX 623 1 result ZIAGEN 300 MG TABLET Side 1: GX 623 Color: Yellow Side 2: Shape: Oblong Other Popular Drug Imprint ADAMAS 170 M B9 AP040 97 M205 b 974 E 615 21 G 38AV 1 4 PhosLo 120 mg R 4 724 LOPRESSOR BY4 RX679 3973 AN 1 logo and 4443 M 152 ZA-46 NL 276 GG 264 PX 4 54 135 ZA-12 West-ward 346 01030 Z 4236 APTALIS 20 logo and 4357 OR AP4 IG273 U23 628 800 PA1 IBU 600