Evidence supporting the use of: Syrup
For the health condition: Cough (spastic)

Links: Go back one page, Tool main page, Ingredients list, Health conditions list, Body systems list

Synopsis

Source of validity: Scientific
Rating (out of 5): 3

Cough syrups are commonly used to manage spastic (dry, non-productive) coughs. There is scientific evidence supporting the use of certain active ingredients in syrups, such as dextromethorphan (a cough suppressant), codeine (an opioid with antitussive properties), and antihistamines or demulcents for their soothing effects on the throat and their ability to suppress the cough reflex. Clinical studies suggest that dextromethorphan and codeine are both effective, albeit modestly, in reducing cough frequency and severity in adults. However, the evidence for their use in children is limited and controversial due to potential side effects and lack of efficacy.

Many cough syrups also contain demulcents (such as glycerol or honey), which coat and soothe irritated throat tissues, though their effects are primarily palliative rather than curative. While these ingredients may not address the underlying cause of a cough, they can provide symptomatic relief, particularly for spastic coughs that are dry and non-productive.

It is important to note that combination cough syrups with multiple active ingredients have not always shown greater efficacy than single-ingredient formulations, and overuse or misuse can cause side effects. Overall, while not a cure, cough syrups with scientifically validated ingredients can provide short-term relief of spastic cough symptoms in adults, justifying their use based on moderate scientific evidence.

More about Syrup
More about Cough (spastic)

Products containing Syrup

We currently have no products on Vitabase that contain this ingredient.