Decoding the Mystery of Subacute Cough
Published: Mar 28, 2024
Subacute coughs, lasting three to eight weeks, can be puzzling and disruptive. Let's explore what they signify.
Contents
What is Subacute Cough?
Subacute cough is a lingering cough that lasts for three to eight weeks. It's often a holdover from a recent respiratory infection or an exacerbation of conditions like asthma or COPD.
Common Causes
Postinfectious coughs are a leading cause, persisting after the initial infection has cleared. Pertussis, known for its 'whooping' sound, is another notable cause.

When to Seek Help
If a subacute cough doesn't improve or is accompanied by other symptoms like weight loss or fever, it's important to consult a healthcare provider.
Frequently Asked Questions
It lasts between three to eight weeks.
Postinfectious cough is very common.
Yes, it can cause prolonged coughing.
Key Takeaways
Understanding subacute cough can guide you toward the right treatment.
Talk to Doctronic if your subacute cough isn't improving.Related Articles
References
Irwin RS, French CL, Chang AB, et al. Classification of Cough as a Symptom in Adults and Management Algorithms: CHEST Guideline and Expert Panel Report. Chest 2018; 153:196.
Moore A, Harnden A, Grant CC, et al. Clinically Diagnosing Pertussis-associated Cough in Adults and Children: CHEST Guideline and Expert Panel Report. Chest 2019; 155:147.
Always discuss health information with your healthcare provider.