Pill Identification by Imprints: S 660 Home Pill Identification by Imprints: S 660 3 results PYRAZINAMIDE 500 MG TABLET Side 1: S 660 Color: White Side 2: Shape: Round PYRAZINAMIDE 500 MG TABLET Side 1: S 660 Color: White Side 2: Shape: Round PYRAZINAMIDE 500 MG TABLET Side 1: S 660 Color: White Side 2: Shape: Round Other Popular Drug Imprint MAXZIDE 253 or 306 TYLENOL PM logo and A1 0.1 MSD 106 PRAVACHOL 20 2 54 G 2002 GG 168 9Q3 CPC 1325 TARO 11 logo and TJ CL64 VRX LAMICTAL XR 25 or 50 logo and 3116 E 771 PA 916 832 BM05 0031 V 54 521 G 45 537 K 18 PGZ AC 133 SZ 390 RH GX EJ7 Z 3926 MAX FE UM 61265 us TV B 526 logo and 3091 AX7 7663