TriActive

TriActive is a combination pharmaceutical product typically composed of phenylephrine hydrochloride, chlorpheniramine maleate, and methscopolamine nitrate. It is primarily indicated for the symptomatic relief of upper respiratory conditions, including the common cold, allergic rhinitis, and sinusitis. Phenylephrine serves as a decongestant by acting as a selective alpha-1 adrenergic receptor agonist, which induces vasoconstriction in the nasal mucosa to reduce swelling and congestion. Chlorpheniramine is a first-generation H1-receptor antagonist that alleviates allergic symptoms such as sneezing, rhinorrhea, and itchy eyes by competing with histamine for receptor sites. Methscopolamine is a quaternary ammonium anticholinergic agent that antagonizes muscarinic acetylcholine receptors, effectively reducing excessive glandular secretions in the respiratory tract. This multi-component formulation provides a comprehensive approach to managing the complex symptoms of respiratory distress and allergic reactions.

Brand names

TriActiveTri-Active

Other names

phenylephrine + chlorpheniramine + methscopolamine