WARNING... As I had been talking about Dr Prescott's Lanosterol eyedrops, I had to report what I read about them lately (product's page on Amazon "3 answered questions") : Dr Prescott's eyes drops' seller, ZBX Solutions, asked NOT TO try to use these eye drops on human eyes : they are "made and optimized for a dogs eye and have never been tried on human beings". They "do not endorse this product being used on human eyes" they said...