Topical steroids

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Background

  • The USA system utilizes 7 classes, which are classified by their ability to constrict capillaries
  • Class I is the strongest and Class VII is the weakest[1]

Classification

Group I

Very potent: up to 600 times stronger than hydrocortisone

Group II

Group III

Group IV

Group V

Group VI

Group VII

The weakest class of topical steroids. Has poor lipid permeability, and can not penetrate mucous membranes well.

  • Hydrocortisone 2.5% (Hytone cream, lotion, ointment)
  • Hydrocortisone 1% (Many over-the-counter brands)

See Also

  1. Habif, Thomas P. (1990). Clinical dermatology: a color guide to diagnosis and therapy (2nd ed.). St. Louis: Mosby. p. Inside front cover. ISBN 0-8016-2465-7.