Adverse activities noted throughout the 12 weeks following cure were classified according to the reported severity.T?ng c??ng trao ??i ch?t ? các t? bào m?t nên c?i thi?n kh? n?ng nhìn m?i th? xung quanh ???c rõ.) doesn't present suitable aid. It is also useful for therapy of mouth sores, prevention of skin ageing and during cataract operation