This brand name is authorized in Hong Kong, Singapore
The drug ROBITUSSIN EX contains one active pharmaceutical ingredient (API):
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Guaifenesin
UNII 495W7451VQ - GUAIFENESIN
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Guaifenesin is an expectorant the action of which promotes or facilitates the removal of secretions from the respiratory tract. The precise mechanism of action of guaifenesin is not known; however, it is thought to act as an expectorant by increasing the volume and reducing the viscosity of secretions in the trachea and bronchi. In turn, this may increase the efficiency of the cough reflex and facilitate removal of the secretions. Guaifenesin is over-the-counter drug for the treatment of cough and common cold. |
This drug has been classified in the anatomical therapeutic chemical (ATC) classification system as follows:
| ATC code | Group title | Classification |
|---|---|---|
| R05CA03 | Guaifenesin | R Respiratory system → R05 Cough and cold preparations → R05C Expectorants, excl. combinations with cough suppressants → R05CA Expectorants |
This drug has been assigned below unique identifiers within the countries it is being marketed:
| Country | Identification scheme | Identifier(s) |
|---|---|---|
| Country: HK | Department of Health Drug Office | Identifier(s): 51114 |
| Country: SG | Health Sciences Authority | Identifier(s): 12140P |
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