Valerian (herb) mild nervous tension and to aid sleep; EMA stated that although there is insufficient evidence from clinical studies, its effectiveness as a dried extract is considered plausible. In the United States, valerian extracts are sold as a nutritional supplement under the Dietary Supplement Health and Education Act of 1994. Oral forms are available in both standardized and unstandardized forms. Standardized products may be preferable considering the wide variation of the chemicals in the dried root, as noted above. When standardized, it is done so as a percentage of valerenic acid or valeric acid. Because the compounds in valerian produce central
Valerian (emperor) the post. During the reign of Decius he was left in charge of affairs in Rome when that prince left for his ill-fated last campaign in "Illyricum". Under Trebonianus Gallus he was appointed "dux" of an army probably drawn from the garrisons of the German provinces which seems to have been ultimately intended for use in a war against the Persians. However, when Trebonianus Gallus had to deal with the rebellion of Aemilianus in 253 AD it was to Valerian he turned for assistance in crushing the attempted usurpation. Valerian headed south but was too late: Gallus was killed by