Urinary tract infection F4: URI with water retension, difficult urination, stone, fever, thirsty, anxiety, insomnia, Sojogren's syndrome or liver cirrhosis fluid retension.

1. Urinary tract infection: 107 patients took F4 and all were cured in a week. F4 also can be used with regular antibiotics to increase the effectiveness.

2. Urinary tract stone: 1,414 patients from three researches took F4 for a month found 1,049 cured or sgnificantly improved (74.18 percent) while 365 did not respond to the treatment (25.81 percent).

3. Renal fluid retention: 30 patients treated with F4 or its modification and 26 were cured (86.66 percent) and four improved (13.33 percent).

4. Milky urine: 36 milky urine patients took F4 or its modification for up to three weeks and 20 cured (55.55 percent), 13 improved (36.11 percent) and three did not.

5. Epidemic hemorrhagic fever: 25 patients were divided into a treatment group taking F4 (n=13) and a comparison group taking regular western medicine (n=12). There is no death in the treatment group but three deaths (25 percent) in the comparsion group.

6. Sojogren's syndrome: 19 patients took F4 for eight weeks found six significantly improved (31.5 percent), 10 improved (52.6 percent) and three did not improve.

7. Liver cirrhosis fluid retension: 50 patients took F4 with regular western medicine and 45 were either significantly improved or improved (95 percent).

Toxicity or side effect: There is no known toxicity or side effect of F4 formula.