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 PX 3 logo and Pamelor 25 mg 54 145 KC 8 HP 61 WW 458 3RP S8 54 942 Butrans 10mcg/hour 477 3.5 DSS STO 100 44 194 ANI 173 AN 642 L950 M T15 OMJ 50 L48 252 or 302 PLIVA 483 E 4350 54 710 US 14 40 mg 250mg 355 EN1 200 7 98 cardizem CD 120 mg n30 GS 7CZ WATSON 347 Z 4235 5136 L994 ziks 0203 61265 us