Pseudoephedrine - Meaning, Definition & English Examples
Pseudoephedrine is a decongestant medication used to relieve nasal congestion caused by colds or allergies. It works by shrinking swollen blood vessels in the nasal passages.
Definition:
A decongestant drug used to relieve nasal congestion and sinus pressure.
Synonyms:
Sudafed, decongestant, nasal relief
Part of Speech:
noun
Antonyms:
antihistamine, sedative
Common Collocations:
cold medicine, sinus relief, nasal decongestant
Derivatives:
pseudoephedrine hydrochloride, pseudoephedrine sulfate
Usage Tips:
Use pseudoephedrine as directed to avoid side effects like increased heart rate or insomnia.
Common Phrases:
over-the-counter decongestant, nasal congestion relief, sinus pressure remedy
Etymology:
Derived from Greek "pseudo-" (false) and "ephedrine," reflecting its chemical similarity to ephedrine.
Examples:
- 1. Pseudoephedrine helps clear stuffy noses during colds.
- 2. Doctors often recommend pseudoephedrine for sinus congestion.
- 3. Avoid taking pseudoephedrine late at night—it may cause insomnia.
- 4. Some cold medicines contain pseudoephedrine as an active ingredient.