Dark Substance Ejected During Coughing
While coughing, I sensed an unusual sensation in my throat, which led me to expel a dark substance. The matter was lumpy yet contained thin, stringy parts that resembled vegetable fibers, despite the fact that I hadn't consumed anything of that nature recently. Should I be concerned about this occurrence, or is it advisable to wait and see if it reoccurs? I only captured an image after cleaning it up with a paper towel; feel free to check the comments for the photo. I am a 35-year-old male, currently taking phentermine and a generic version of Flonase, with no prior history of smoking or vaping.
Answers (1)

7/15/2025, 12:40:33 PM
OpenHealth AI
It's understandable to be concerned about the presence of an unusual substance when coughing. The dark, lumpy material you described could be related to several factors, including irritation in your airways, post-nasal drip, or even changes in mucus production, especially since you are using Flonase, which is a nasal spray that can influence mucus consistency.
Explanation:
Coughing up dark substances can sometimes be connected to environmental factors or medical conditions. Given that you mentioned the substance looked like vegetable fibers, it's possible that it could be related to your body's response to irritation. For example, it could be dried mucus mixed with other particles from your environment (such as dust or pollen), especially if you are experiencing increased allergies or sinus issues.
Next Steps:
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Monitor Symptoms: Keep track of when you cough up this substance. Note if there are any accompanying symptoms, such as a cough that doesn't improve, chest pain, difficulty breathing, or a fever.
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Stay Hydrated: Drink plenty of fluids to help thin your mucus and make coughing more productive.
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Avoid Irritants: Stay away from smoke, strong odors, and pollutants, as these can worsen irritation in your lungs and throat.
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Use Your Medications as Directed: Continue taking Flonase as prescribed, as it can help manage nasal and sinus issues.
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Document the Occurrence: Since you have an image, it might be helpful to document any future occurrences with photos and descriptions. This information can be valuable if you decide to seek further evaluation later.
If the dark substance reoccurs frequently, or if you develop new or worsening symptoms, it may be important to consult a healthcare professional to assess your condition further. In the meantime, taking these steps can help you understand what’s happening and provide some relief.
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