Sinus and throat F1: Chronic sinus infection or rhinitis.
1. Sinus and throat F1: 370 chronic sinus infection patients took F1 for up to seven weeks and 123 cured 33.24 percent), 94 significantly improved (25.40 percent), 119 improved (32.16 percent) and 34 did not improve (9.18 percent).
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Toxicity and side effect: Few patients may experience more sweating in the first couple of days after taking F1. No toxicity report on F1.