2-4 weeks for a course of treatment, 1 box to take 3 days<br><br>
<p><img align="absmiddle" src="https://img.alicdn.com/imgextra/i3/2928278102/TB21LVqfxxmpuFjSZFNXXXrRXXa-2928278102.png" class="img-ks-lazyload"></p>
<p><img align="absmiddle" src="https://img.alicdn.com/imgextra/i3/2928278102/TB2juRwfrBmpuFjSZFuXXaG_XXa-2928278102.png" class="img-ks-lazyload"><img align="absmiddle" src="https://img.alicdn.com/imgextra/i2/2928278102/TB2V4JkftFopuFjSZFHXXbSlXXa-2928278102.png" class="img-ks-lazyload"><img align="absmiddle" src="https://img.alicdn.com/imgextra/i1/2928278102/TB2C.s.emXlpuFjy0FeXXcJbFXa-2928278102.png" class="img-ks-lazyload"></p>