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Cinalukast [Usan-Inn]: Full Drug Profile

Medically reviewed by Min Clinic Staff | Updated: January 2026

Cinalukast [Usan-Inn] - General Information

Used in the treatment of asthma, cinalukast selectively antagonizes leukotriene D4 (LTD4) at the cysteinyl leukotriene receptor, CysLT1, in the human airway. Cinalukast [Usan-Inn] inhibits the actions of LTD4 at the CysLT1 receptor, preventing airway edema, smooth muscle contraction, and enhanced secretion of thick, viscous mucus.

 

Pharmacology of Cinalukast [Usan-Inn]

Used in the treatment of asthma, cinalukast selectively antagonizes leukotriene D4 (LTD4) at the cysteinyl leukotriene receptor, CysLT1, in the human airway. Cinalukast [Usan-Inn] inhibits the actions of LTD4 at the CysLT1 receptor, preventing airway edema, smooth muscle contraction, and enhanced secretion of thick, viscous mucus.

 

Additional information about Cinalukast [Usan-Inn]

Cinalukast [Usan-Inn] Indication

For Protection against second- phase inflamation in exercise-induced bronchoconstriction and Asthma.

Mechanism Of Action
Binds to the cysteinyl leukotriene receptor. The cysteinyl leukotrienes (LTC4, LTD4, LTE4) are products of arachidonic acid metabolism and are released from various cells, including mast cells and eosinophils. These eicosanoids bind to cysteinyl leukotriene receptors (CysLT) found in the human airway. Cysteinyl leukotrienes and leukotriene receptor occupation have been correlated with the pathophysiology of asthma, including airway edema, smooth muscle contraction, and altered cellular activity associated with the inflammatory process, which contribute to the signs and symptoms of asthma.
Generic Name
Cinalukast
Drug Category
Antiarrhythmic Agents
Drug Type
Small Molecule; Approved
Other Brand Names containing Cinalukast
Cinalukast [Usan-Inn];
Chemical IUPAC Name
4-[[3-[(E)-2-(4-cyclobutyl-1,3-thiazol-2-yl)ethenyl]phenyl]amino]-2,2-diethyl-4-oxobutanoic acid
Chemical Formula
C23H28N2O3S
Organisms Affected
Humans and other mammals