Valerian (herb) nervous system depression, they should not be used with other depressants, such as ethanol, benzodiazepines, barbiturates, opiates, kava, or antihistamine drugs. Moreover, non-pregnant adult human hepatotoxicity has been associated with short-term use (i.e., a few days to several months) of herbal preparations containing valerian and "Scutellaria" (commonly called skullcap). As an unregulated product, the concentration, contents, and potential contaminants in valerian preparations cannot be easily determined. Because of this uncertainty and the potential for toxicity in the fetus and hepatotoxicity in the mother, valerian use is discouraged during pregnancy. Valerian root is a cat attractant in a way similar to
Valerian and the City of a Thousand Planets Valerian and the City of a Thousand Planets Valerian and the City of a Thousand Planets () is a 2017 English-language French 3D space opera film written and directed by Luc Besson, and co-produced by Besson and his wife, Virginie Besson-Silla. The film is based on the French science fiction comics series "Valérian and Laureline", written by Pierre Christin and illustrated by Jean-Claude Mézières. It stars Dane DeHaan as Valerian and Cara Delevingne as Laureline, with Clive Owen, Rihanna, Ethan Hawke, Herbie Hancock, Kris Wu and Rutger Hauer in supporting roles. Besson independently crowd-sourced and personally funded "Valerian". With a