Pill Identification by Imprints: 664 Home Pill Identification by Imprints: 664 1 result GAS RELIEF 125 MG SOFTGEL Side 1: 664 Color: Green Side 2: Shape: Oval Other Popular Drug Imprint BI 6 S190 IP 179 AA59 M 38 P-113 ZYRTEC logo and 640 MSD 207 Andrx 700 0891 L553 EL601 PBT 5.0 S193 CL 41 S 90 I 15 ACIPHEX 20 B 312 M GP5 Z48 54 352 M 407 ARI 15 VP 043 735 3S0 G52 CT 1 44-393 115 232 and logo S405 750 GG 706 LK 50 254 93/7441 LA16 MYLAN 5375