All natural ingredients No side effects No sugar No drowsiness Made in accordance with the U. S. Homeopathic Pharmacopoeia.

全天然成分，无副作用，无糖分，无睡意，符合美国顺势疗法药典。

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Drowsiness causes an estimated 100, 000 car crashes in the U.S. each year, according to the National Highway Traffic Safety Administration, and kills 1, 500.

FORBES: Who's making big bucks off your insomnia?

Avoid taking valerian at the same time as medication that can cause drowsiness, as the effects could be additive, adds Massachusetts General's Dr. Ulbricht.

WSJ: Can a Root Get to the Problem of Insomnia?

It's even possible that, like Claritin, it wouldn't cause drowsiness--although extensive study would be necessary to find that out.

FORBES: Pharmaceuticals