This brand name is authorized in Hong Kong
The drug ACTIHIST EXPECTORANT contains a combination of these active pharmaceutical ingredients (APIs):
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1
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. |
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2
Pseudoephedrine
UNII 6V9V2RYJ8N - PSEUDOEPHEDRINE HYDROCHLORIDE
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Pseudoephedrine is a sympathomimetic agent with direct and indirect effects on adrenergic receptors. It has alpha and beta adrenergic activity and some stimulant effect on the central nervous system. The sympathomimetic effect of pseudoephedrine produces vasoconstriction which in turn relieves nasal congestion. |
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3
Triprolidine
UNII YAN7R5L890 - TRIPROLIDINE HYDROCHLORIDE
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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): 50211 |
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