Heart-clearing, heat-clearing, hemostasis and astringent essence. Treat vexation and thirst, hematemesis and nocturnal emission, red eyes and swelling and pain.

The main components of plumula Nelumbinis include liensinine, isoliensinine, methylliensinine, nuciferine, forenuciferine, cornucopia, methyl corydalis and northeophylline. It also contains flavonoids such as luteolin, hyperoside and rutin.

Among them, nuciferine, buffalo horn, vegetarian and methyl corydalis are all bitter, so lotus plumule is bitter, and mature lotus plumule will also be bitter.

Lotus plumule: Lotus plumule is the blue-green germ in the center of lotus seed. It tastes bitter and has the effects of clearing away heat, solidifying essence, calming the nerves and strengthening the heart. Soak 2 grams of lotus plumule in boiling water and drink it, which can treat fidgety, unconsciousness and wet dream's nocturnal emission caused by high fever. It is also used to treat hypertension, palpitation and insomnia.