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 saying "the vividness of this place only underscores the lifelessness of the people leading us through it ... There are 394 million stories on the City of a Thousand Planets, and Valerian’s might be the only one we’ve seen before. Still, any excuse to visit this place is one worth taking." Peter Sciretta of /Film touted the first half of "Valerian" as "unpredictable and bonkers insane", while calling the second half more formulaic and "far less exciting", though he still encouraged seeing the film in 3D "on the biggest screen possible". Ignatiy Vishnevetsky of "The A.V. Club" wrote that it