Thenalidine
Thenalidine
Thenalidine (pronunciation: /θɛˈnælɪdiːn/) is a type of antihistamine that was first synthesized in the mid-20th century.
Etymology
The term "Thenalidine" is derived from the chemical structure of the compound, which includes a thiophene ring and an aniline group. The "then-" prefix refers to the thiophene component, while "-alidine" is derived from aniline.
Usage
Thenalidine is used to treat symptoms of allergies, such as runny nose, sneezing, and itchy or watery eyes. It works by blocking the action of histamine, a substance in the body that causes allergic symptoms.
Related Terms
- Antihistamine: A type of drug that reduces or eliminates the effects of histamine in the body, often used to treat allergies.
- Histamine: A compound that is released by cells in response to injury and in allergic and inflammatory reactions, causing contraction of smooth muscle and dilation of capillaries.
- Thiophene: A heterocyclic compound with the formula C4H4S, it is analogous to the hydrocarbon benzene, with which it shares many chemical properties.
- Aniline: An organic compound with the formula C6H5NH2, it is the simplest aromatic amine.
External links
- Medical encyclopedia article on Thenalidine
- Wikipedia's article - Thenalidine
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