Phlegm

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Drink warm fluids, and moisturize the air with a vaporizer or a steamy shower to help thin mucus. Drugs containing guaifenesin (Mucinex, Robitussin, others) can reduce phlegm.

Self-care

See a doctor immediately if:

• Breathing is difficult
• Phlegm is mainly blood

When to seek immediate medical care

Make an appointment to see a doctor if:

• Greenish-yellow or gray phlegm
• Phlegm is pink-tinged or contains blood
• Wheezing or cough
• Fever above 100 F (38 C)
• Help quitting smoking needed

, When to make a doctor’s appointment