Topical formulations comprising a steroid

  • US 9,877,974 B2
  • Filed: 08/30/2017
  • Issued: 01/30/2018
  • Est. Priority Date: 08/31/2009
  • Status: Active Grant
First Claim
Patent Images

1. A topical pharmaceutical composition comprising:

  • a betamethasone compound;

    an emulsifying agent;

    water;

    a water-immiscible substance; and

    a skin penetration enhancer;

    wherein the composition is aqueous based emulsion having average particle sizes of the dispersed phase droplets are less than about 500 μ

    m.

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