Method for healing of an infected acne lesion without scarring

  • US 10,517,882 B2
  • Filed: 11/17/2017
  • Issued: 12/31/2019
  • Est. Priority Date: 10/02/2009
  • Status: Active Grant
First Claim
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1. A method for healing of an infected acne lesion without scarring, comprising topically administering at least once daily an effective amount of a minocycline antibiotic foam to an infected acne lesion, wherein the minocycline antibiotic foam is produced from a foamable composition upon addition of a liquefied or compressed gas propellant, the foamable composition comprising:

  • (a) 60% to 90% by weight of one or more hydrophobic oils selected from the group consisting of a mineral oil, a soybean oil, a coconut oil, cyclomethicone, and a mixture of two or more thereof;

    (b) a wax selected from the group consisting of a beeswax, a hydrogenated castor oil, and a mixture thereof;

    (c) at least one solid fatty alcohol having a carbon chain length of 14 to 22 carbons;

    (d) at least one solid fatty acid having a carbon chain length of 12 to 28 carbons; and

    (e) 0.2% to 10% by weight of a minocycline; and

    wherein the foamable composition does not comprise a surfactant.

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