Unlike plants, fungi cannot synthesize their own food using energy from the sun. Instead, they must draw their food from a source--sometimes a tree. Fungi extend fibers into the host plant, absorbing its nutrients and depleting its energy, causing the tree to decline.
Hydroxyzine (/haÉªËdrÉksÉ¨ziËn/ ; sold as Vistaril, Atarax) is a first-generation antihistamine of the diphenylmethane and piperazine class.It was first synthesized by Union Chimique Belge in 1956 and was marketed by Pfizer in the United States later the same year, and is still in widespread use today.ydroxyzine's predominant mechanism of action is as a potent H1 receptor inverse agonist (K i = 2 nM). Unlike many other first-generation antihistamines, it has very low affinity for the mACh receptors (K i and in accordance, has a low propensity for producing anticholinergic side effects.
HYDROXYZINE (AtaraxÂ®, VistarilÂ®) is an antihistamine. This drug relieves itching and allergic skin reactions; may relieve emotional conditions that result in anxiety and tension; reduces nausea and vomiting; helps make you sleep before surgery or at bedtime, and may help with pain relief after surgery.t is used primarily as an antihistamine for the treatment of itches and irritations, an antiemetic for the reduction of nausea. The drug is available in two formulations, the pamoate and the dihydrochloride or hydrochloride salts. Generic Atarax 25mg / 10mg.