Topical analgesic spray compositions
AssigneeBayer HealthCare LLC
InventorsDebanjan DAS, Reginald BRADLEY, Eric DANN, Thomas DANN, Courtney C. HAYNES, Gerard MEISEL, Renee NELSON, Soundarya VAITHIANATHAN, Emanuel VIZZOTTI, Reinhard WALTER
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Abstract
Provided are topical analgesic spray compositions and topical analgesic spray concentrates containing menthol and camphor in high concentrations. The present disclosure also provides organoleptic compositions for use in the topical analgesic spray compositions and concentrates to provide enhanced sensory experience and long-lasting pain-relief.
Claims35
A topical analgesic spray composition, comprising:
- 2 to 4 wt. % menthol;
- 1 to 3 wt. % camphor,
- 10 wt. % or more ethanol;
- and
- 75 wt. % or more of one or more propellants.
An aerosol spray dispenser, comprising a topical analgesic spray composition, wherein the topical analgesic spray composition comprises:
- 2 to 4 wt. % menthol;
- 1 to 3 wt. % camphor,
- 10 wt. % or more ethanol;
- and
- 75 wt. % or more of one or more propellants.
A topical analgesic spray concentrate comprising:
- 10 to 16 wt. % menthol;
- 5 to 11 wt. % camphor;
- 0.05 to 1 wt. % film-forming agent;
- and
- 50 to 70 wt. % ethanol.
A method of preparing a topical analgesic spray composition, the method comprising:
- preparing a mixture comprising a solvent and a film-forming agent;
- adding menthol and camphor to the mixture comprising the solvent and the film-forming agent to form a topical analgesic spray concentrate;
- and
- combining the topical analgesic spray concentrate with one or more propellants to provide the topical analgesic spray composition,
- wherein the topical analgesic spray composition comprises 75 wt. % or more of one or more propellants.
Dependencies are inferred from the claim text.