Chlorphenamine
Chlorphenamine
Chlorphenamine (pronounced klor-fen-uh-meen), also known as chlorpheniramine, is an antihistamine used in the treatment of allergic reactions, hay fever, and common cold symptoms. It is available over-the-counter and is also used in some prescription medications.
Etymology
The term "chlorphenamine" is derived from its chemical structure. The prefix "chlor-" refers to the presence of a chlorine atom, while "phen-" is derived from phenyl, a common structure in organic chemistry. The suffix "-amine" refers to the presence of an amine group in the molecule.
Usage
Chlorphenamine is primarily used to relieve allergy symptoms due to hay fever and other upper respiratory allergies such as runny nose, sneezing, itchy or watery eyes, itching of the nose or throat. It can also be used to treat itching and redness caused by hives.
Side Effects
Common side effects of chlorphenamine include drowsiness, dry mouth, and difficulty urinating. Severe side effects may include allergic reactions, mood changes, and difficulty breathing.
Related Terms
- Antihistamine: A type of drug that blocks the effects of histamine, a chemical in the body that is released during an allergic reaction.
- 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.
- Hives: A skin condition characterized by the appearance of itchy swellings on the skin.
External links
- Medical encyclopedia article on Chlorphenamine
- Wikipedia's article - Chlorphenamine
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