How to Pronounce Guaifenesin (Mucinex)

gwye-FEN-e-sin
IPA: /ɡwjɛ.ˈfɛn.ɛ.sɪn/
Brand name: Mucinex
gwye FEN e sin
Guaifenesin is pronounced gwye-FEN-e-sin

How do you pronounce Guaifenesin?

Guaifenesin is pronounced “gwye-FEN-e-sin”. It has 4 syllables: gwye ‑ fen ‑ e ‑ sin. The stress falls on the second syllable, “fen”.

How many syllables are in Guaifenesin?

Guaifenesin has 4 syllables: gwye ‑ fen ‑ e ‑ sin.

What does Guaifenesin mean?

Guaifenesin is an expectorant used to thin and loosen mucus in the respiratory tract. It is the only FDA-approved OTC expectorant.

Word Parts

root guai- guaiacol (tree resin)
suffix -fenesin expectorant

Common Mispronunciations

Stress falls on syllable 2 (FEN) — avoid placing stress on the first syllable

Where You'll Encounter This

Cough, mucus. Thins mucus secretions to promote productive cough.

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