Expectorants

Definition

Expectorants are medications that help to thin and loosen mucus in the airways, making it easier to cough up and expel. They are commonly used to treat symptoms of respiratory conditions like colds, bronchitis, and other upper respiratory infections.

5 Must Know Facts For Your Next Test

1. The most common active ingredient in expectorants is guaifenesin.
2. Expectorants work by increasing the hydration of secretions, thus reducing their viscosity.
3. These medications are often combined with other drugs like decongestants or cough suppressants in over-the-counter cold remedies.
4. Expectorants do not cure the underlying cause of respiratory conditions but help alleviate symptoms.
5. Patients should be advised to drink plenty of water when taking expectorants to help with mucus thinning.

Review Questions

• What is the primary active ingredient found in most expectorants?
• How do expectorants aid in relieving respiratory symptoms?
• Why is it important for patients to stay hydrated while taking expectorants?

Related terms

Mucolytics:

Medications that break down mucus, making it less thick and sticky.

Decongestants:

Drugs that reduce nasal congestion by narrowing blood vessels in the nasal passages.

Antitussives:

Medications designed to suppress coughing.