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Last Updated: April 19, 2024

Details for Patent: 9,572,823


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Title:Boron-containing small molecules
Abstract: This invention relates to compounds useful for treating fungal infections, more specifically topical treatment of onychomycosis and/or cutaneous fungal infections. This invention is directed to compounds that are active against fungi and have properties that allow the compound, when placed in contact with a patient, to reach the particular part of the skin, nail, hair, claw or hoof infected by the fungus. In particular the present compounds have physiochemical properties that facilitate penetration of the nail plate.
Inventor(s): Baker; Stephen J. (Collegeville, PA), Akama; Tsutomu (Sunnyvale, CA), Hernandez; Vincent S. (Watsonville, CA), Hold; Karin M. (Belmont, CA), Maples; Kirk (San Jose, CA), Plattner; Jacob J. (Berkeley, CA), Sanders; Virginia (San Francisco, CA), Zhang; Yong-Kang (San Jose, CA), Fieldson; Gregory T. (Morgantown, WV), Leyden; James J. (Malvern, CA)
Assignee: Anacor Pharmaceuticals, Inc. (Palo Alto, CA)
Filing Date:Apr 05, 2016
Application Number:15/091,394
Claims:1. A method of delivering a compound, in a human, from a dorsal layer of a nail plate to a nail bed to treat onychomycosis caused by Trichophyton rubrum or Trichophyton mentagrophytes, the method comprising: contacting the dorsal layer of the nail plate with a pharmaceutical composition comprising a compound that penetrates the nail plate, the compound being 1,3-dihydro-5-fluoro-1-hydroxy-2,1-benzoxaborole or a pharmaceutically acceptable salt thereof, thereby treating onychomycosis due to Trichophyton rubrum or Trichophyton mentagrophytes.

2. The method of claim 1, wherein the pharmaceutical composition is in the form of a topical solution comprising 5% w/w of 1,3-dihydro-5-fluoro-1-hydroxy-2,1-benzoxaborole, and wherein the pharmaceutical composition further comprises ethanol and propylene glycol.

3. The method of claim 1, wherein the pharmaceutical composition further comprises ethanol and propylene glycol.

4. The method of claim 1, wherein the contacting of the dorsal layer of the nail plate with the pharmaceutical composition occurs once a day.

5. The method of claim 1, wherein a cause of the onychomycosis is due to Trichophyton rubrum.

6. The method of claim 1, wherein a cause of the onychomycosis is due to Trichophyton mentagrophytes.

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