Indication |
For the relief of the inflammatory and pruritic manifestations of corticosteroid responsive dermatose. |
Pharmacodynamics |
Desonide is a synthetic nonfluorinated corticosteroid for
topical dermatologic use. The corticosteroids constitute a class of
primarily synthetic steroids used topically as anti-inflammatory and
antipruritic agents. |
Mechanism of action |
Like other topical corticosteroids, desonide has
anti-inflammatory, antipruritic and vasoconstrictive properties. The
drug binds to cytosolic glucocorticoid receptors. This complex migrates
to the nucleus and binds to genetic elements on the DNA. This activates
and represses various genes. However corticosteroids are thought to act
by the induction of phospholipase A2 inhibitory proteins, collectively
called lipocortins. It is postulated that these proteins control the
biosynthesis of potent mediators of inflammation such as prostaglandins
and leukotrienes by inhibiting the release of their common precursor
arachidonic acid. Arachidonic acid is released from membrane
phospholipids by phospholipase A2. |
Absorption |
Topical corticosteroids can be absorbed from normal intact skin,
inflammation and/or other disease processes in the skin may increase
percutaneous absorption. |
Volume of distribution |
Not Available |
Protein binding |
Not Available |
Metabolism |
Not Available |
Route of elimination |
Not Available |
Half life |
Not Available |
Clearance |
Not Available |
Toxicity |
Not Available |
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