Thick fluid caused by infection that includes white blood cells and cellular debris, and may be white, yellow, or pink or green tinged.


Keep the area clean, apply a topical antibiotic and don't try to squeeze the pus out. If there's a boil or pimple, applying warm compresses a few times daily may hasten drainage.

When to seek immediate medical care

See a doctor immediately if:

  • Extreme pain and swelling of the area
  • Inflammation or redness of the affected area
  • Fever

When to make a doctor's appointment

Make an appointment to see a doctor if:

  • Area hasn't healed in one to two weeks
  • Area is increasing in size
  • Area involves the face

© 1998-2023 Mayo Foundation for Medical Education and Research (MFMER). All rights reserved. | Terms of Use