Amvoryl D

Amvoryl D is a multi-ingredient oral syrup developed by Amvia Biotech for the symptomatic relief of cough, nasal congestion, and allergic symptoms. It combines five active components: dextromethorphan hydrobromide, a centrally acting antitussive that suppresses the cough reflex by acting on the sigma-1 receptor; phenylephrine hydrochloride, a sympathomimetic decongestant that stimulates alpha-1 adrenergic receptors to reduce nasal swelling; cetirizine hydrochloride, a second-generation antihistamine that selectively blocks H1 receptors to alleviate allergic reactions; guaiphenesin, an expectorant that increases the volume and reduces the viscosity of bronchial secretions to facilitate mucus clearance; and menthol, which provides a cooling sensation and mild local anesthetic effect via TRPM8 activation. This combination is typically indicated for treating symptoms associated with the common cold, bronchitis, or upper respiratory allergies.

Brand names

Amvoryl D