Because the whole of the first sentence is framed by "As its name tells ... as it reduces inflammation", I believe the intention is that "to cure eye diseases" should apply to both "drink as an infusion" and "use as an eye wash". I don't find the second sentence very clear.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
NewguestHiSo in your opinion it is saying that the tea improves mental sharpness when we're trying to concentrate?Actually, I'm beginning to doubt it. I don't understand the purpose of "by analogy".