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  1. Proctitis - Symptoms & causes - Mayo Clinic

    Sep 20, 2025 · Proctitis symptoms may include: A frequent or continuous feeling that you need to pass stool. Rectal bleeding. Passing of mucus through the rectum. Rectal pain. Pain on the left …

  2. Bronchitis - Symptoms and causes - Mayo Clinic

    Jul 31, 2024 · The lining of the tubes that carry air to and from your lungs is inflamed. Signs and symptoms include cough, mucus, fatigue and chest discomfort.

  3. Guaifenesin (oral route) - Side effects & dosage - Mayo Clinic

    Feb 1, 2025 · Guaifenesin is used to help clear mucus or phlegm (pronounced flem) from the chest when you have congestion from a cold or flu. It works by thinning the mucus or phlegm …

  4. Asthma - Symptoms and causes - Mayo Clinic

    Mar 8, 2025 · Asthma is a condition in which your airways narrow and swell and may produce extra mucus. This can make breathing difficult and trigger coughing, a whistling sound …

  5. Acetylcysteine (inhalation route) - Side effects & dosage

    May 1, 2025 · Acetylcysteine is a mucolytic (medicine that destroys or dissolves mucus). It is usually given by inhalation but may be given in other ways in a hospital. Acetylcysteine is used …

  6. COPD - Symptoms and causes - Mayo Clinic

    Aug 30, 2024 · More mucus or changes in mucus color or thickness. Fever. When to see a doctor Talk with your doctor or other healthcare professional if your symptoms don't get better with …

  7. Coughing more after quitting smoking: What's the deal?

    Feb 23, 2023 · Coughing more than usual may be a sign your body is starting to heal. Tobacco smoke paralyzes and destroys some of the tiny hair-like structures in the airways called cilia. …

  8. Atelectasis - Symptoms and causes - Mayo Clinic

    Nov 8, 2023 · Mucus plug. A mucus plug is a buildup of sputum or phlegm in your airways. It commonly occurs during and after surgery because you can't cough. Drugs given during …

  9. Cold symptoms: Does drinking milk increase phlegm?

    Jun 13, 2023 · Colds mean extra thick and sticky mucus, but dairy milk doesn't make phlegm worse.

  10. Coughing up blood Causes - Mayo Clinic

    Nov 1, 2024 · In adults, some of the more common causes of coughing up blood include: Bronchitis Bronchiectasis, which leads to a buildup of mucus that can be streaked with blood …