V případě náhodného vniknutí přípravku do oka opláchněte oko velkým množstvím čisté vody.

Could you please translate this to English?

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
In the case of accidental contact of the product with eyes, rinse abundantly with fresh water.