ACTIHIST EXPECTORANT

Brand name authorized in: Hong Kong

Active ingredients

The drug ACTIHIST EXPECTORANT contains a combination of these active pharmaceutical ingredients (APIs):

1 Guaifenesin
UNII 495W7451VQ - GUAIFENESIN

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.

Read about Guaifenesin
2 Pseudoephedrine
UNII 6V9V2RYJ8N - PSEUDOEPHEDRINE HYDROCHLORIDE

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.

Read about Pseudoephedrine
3 Triprolidine
UNII YAN7R5L890 - TRIPROLIDINE HYDROCHLORIDE

Unique identifiers

This drug has been assigned below unique identifiers within the countries it is being marketed:

Country
Identification scheme
Identifier(s)
HK
Department of Health Drug Office
Identifier(s): 50211