1. Bacillary dysentery: 226 bacillary dysentery patients took F2 and 220 cured (97.34 percent), four improved (1.76 percent) and only two did not improve, Researches also found F2 is equal or better than the sulfonamide drugs with much fewer side effect.2. Pediatric bacillary dysentery: 43 children took F2 and all were cured in six days. 
