Hydroxy can refer to:
* In chemical nomenclature, the prefix "hydroxy-" shows the presence of a
hydroxyl
In chemistry, a hydroxy or hydroxyl group is a functional group with the chemical formula and composed of one oxygen atom covalently bonded to one hydrogen atom. In organic chemistry, alcohols and carboxylic acids contain one or more hydroxy ...
functional group (−OH).
* An abbreviation for the medication
hydroxyzine
Hydroxyzine, sold under the brand names Atarax, Vistaril and others, is an antihistamine medication. It is used in the treatment of itchiness, insomnia, anxiety, and nausea, including that due to motion sickness. It is used either by mouth or in ...
, which is commonly sold under the brand names Atarax, Ucerax, Serecid, and Vistaril.
* Hydroxy gas, a nickname for
oxyhydrogen
Oxyhydrogen is a mixture of hydrogen (H2) and oxygen (O2) gases. This gaseous mixture is used for torches to process refractory materials and was the first
gaseous mixture used for welding. Theoretically, a ratio of 2:1 hydrogen:oxygen is enough ...
, a combination of hydrogen and oxygen gas produced from the electrolysis of water.
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