The elimination half-life time of positive, negative and PBS was 51.52min, 14.75min and 4.18min respectively. The toxicity of ACV liposome preparation was investigated by using index of eye irritation experiments .

• 滞留能力正电性脂质体>负电性脂质体>空白缓冲液，半衰期t_(1/2)分别为51.；52min，14