Dosage

In general, a compound of the invention is present in a formulation of the invention in an amount of from about 0.01 percent to about 5 percent of the total weight of the formulation, preferably, of from about 0.05 percent to about 1 percent, more preferably, of from about 0.1 percent to about 0.2 percent of the total weight of the formulation.

To treat or prevent rosacea, the topical formulations of the invention are topically applied directly to the affected area in any conventional manner well known in the art. For example, by dropper or applicator stick, as a mist via an aerosol applicator, via an intradermal or transdermal patch, or by simply spreading a formulation of the invention onto the affected area with fingers. Generally the amount of a topical formulation of the invention applied to the affected skin area ranges from about 0.1 g/cm.sup.2 of skin surface area to about 5 g/cm.sup.2, preferably, 0.2 g/cm.sup.2 to about 0.5 g/cm.sup.2 of skin surface area. Typically, one to four applications per day are recommended during the term of treatment.