Expectorants

Respiratory

Mark this drug class

Examples

guaifenesin

Prefix / Suffix: No consistent suffix

Physiology

Thick mucus makes it difficult to clear airways. Thinning secretions improves clearance.

Mechanism of Action

They increase fluid in the respiratory tract, thinning mucus.

Indications

Productive cough

Side Effects / Adverse Effects

GI upset (mild irritation)
Dizziness

Contraindications

Hypersensitivity

Nursing Considerations

Encourage increased fluid intake (enhances mucus thinning effect)
Assess sputum (should become thinner and easier to expel)
Do not suppress cough (needed to clear mucus)

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Disclaimer: PharmPal Nurse is for education only and is not medical advice. Do not use it to diagnose, treat, prescribe, or make patient-care decisions; always verify with current drug references, your instructor, facility policy, and a licensed provider. In emergencies, call local emergency services.