Home / Our Services / Mayo Clinic Health Information



Self-care includes using a humidifier to relieve dry throat and quitting smoking. Resting the voice may help changes from an upper respiratory infection or cold.

When to seek immediate medical care

See a doctor immediately if:

  • Spitting up blood

When to make a doctor's appointment

Make an appointment to see a doctor if:

  • Changes last more than two weeks and there's no respiratory infection or cold

© 1998-2018 Mayo Foundation for Medical Education and Research (MFMER). All rights reserved.
Terms of Use