Dibunate is a

cough suppressant Cold medicines are a group of medicinal, medications taken individually or in Combination drug, combination as a Symptomatic treatment, treatment for the symptoms of the common cold and similar conditions of the upper respiratory tract. The t ...

. As the sodium salt, it has been marketed under the name Becantyl (in the United Kingdom), Becantex (in continental Europe), or Linctussal with a dosage of 20 to 30 mg, as either syrup or tablets. Similar to benzonatate, it is a peripherally acting drug. It has not been reported to cause sedation, euphoria, habituation, or

respiratory depression Hypoventilation (also known as respiratory depression) occurs when ventilation is inadequate (''hypo'' meaning "below") to perform needed respiratory gas exchange. By definition it causes an increased concentration of carbon dioxide (hypercapnia ...

, unlike narcotic antitussives such as

codeine Codeine is an opiate and prodrug of morphine mainly used to treat pain, coughing, and diarrhea. It is also commonly used as a recreational drug. It is found naturally in the sap of the opium poppy, ''Papaver somniferum''. It is typically use ...

. It may work by blocking afferent signals in the reflex arc which controls cough. Nausea is rarely seen as an adverse effect.

References

Antitussives Sulfonic acids {{respiratory-system-drug-stub